SWAP Susceptibility Results 2/15/2006

SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3001791 ACCOMACK ACCAWMACKE ELEMENTARY SCHOOL WELL NO. 1 High 8/21/2002 WL NTNC 3001791 ACCOMACK ACCAWMACKE ELEMENTARY SCHOOL WELL NO. 2 High 8/21/2002 WL NTNC 3001001 ACCOMACK ACCOMAC AREA HEADQUARTERS DRILLED WELL High 7/17/2002 WL NC 3001030 ACCOMACK ACCOMAC RESIDENCY OFFICE DRILLED WELL High 11/26/2002 WL NC 3001003 ACCOMACK ACCOMACK COUNTY HEALTH DEPT WELL High 7/31/2002 WL NTNC 3001006 ACCOMACK ACCOMACK COUNTY INDUSTRIAL PK NORTH WELL Low 7/31/2002 WL NTNC 3001006 ACCOMACK ACCOMACK COUNTY INDUSTRIAL PK SOUTH WELL Low 7/31/2002 WL NTNC 3001004 ACCOMACK ACCOMACK COUNTY OFFICE BUILDINGS ADMIN. BLDG. WELL High 7/31/2002 WL NTNC 3001004 ACCOMACK ACCOMACK COUNTY OFFICE BUILDINGS COURTHOUSE WELL High 7/31/2002 WL NTNC 3001018 ACCOMACK ACCOMACK SOCIAL SERVICES WELL Low WL NTNC 3001051 ACCOMACK ARCADIA NURSING CENTER WELL #1 High 7/16/2002 WL C 3001051 ACCOMACK ARCADIA NURSING CENTER WELL #2 (NEW WELL) High 7/16/2002 WL C 3001015 ACCOMACK ARCADIA SCHOOLS WELL High 7/31/2002 WL NTNC 3001036 ACCOMACK ATLANTIC COMMUNITY HEALTH CENTER WELL High 1/31/2003 WL NTNC 3001034 ACCOMACK BEST VALUE INN (ONLEY) WELL High 12/3/2002 WL NC 3001059 ACCOMACK BURGER KING (ONLEY) WELL High 1/31/2003 WL NC 3001075 ACCOMACK BYRD FOODS (CLINTON SOMERS MLC) DRILLED WELL High 5/22/2003 WL NC 3001074 ACCOMACK BYRD FOODS (KELLEY CAMP MLC) WELL - EAST High 1/30/2003 WL NC 3001074 ACCOMACK BYRD FOODS (KELLEY CAMP MLC) WELL- WEST High 1/30/2003 WL NC 3001078 ACCOMACK BYRD FOODS (MAPPSVILLE MLC) WELL 1 High 1/30/2003 WL NC 3001078 ACCOMACK BYRD FOODS (MAPPSVILLE MLC) WELL 2 High 1/30/2003 WL NC 3001081 ACCOMACK BYRD FOODS (WATKINSON EAST MLC) WELL High 1/30/2003 WL NC 3001082 ACCOMACK BYRD FOODS (WATKINSON WEST MLC) DRILLED WELL High 3/7/2003 WL NC 3001100 ACCOMACK CAPTAINS COVE SUBDIVISION WELL #1 High 7/16/2002 WL C 3001100 ACCOMACK CAPTAINS COVE SUBDIVISION WELL #2 Low 7/16/2002 WL C 3001100 ACCOMACK CAPTAINS COVE SUBDIVISION WELL #3 Low 7/16/2002 WL C 3001103 ACCOMACK CAPTAIN'S QUARTERS WELL High 2/24/2003 WL NC 3001120 ACCOMACK CENTRAL MIDDLE SCHOOL WELL High 7/17/2002 WL NC 3001150 ACCOMACK CHESAPEAKE SQUARE WELL #1 (NORTH WELL) High 7/31/2002 WL NTNC 3001150 ACCOMACK CHESAPEAKE SQUARE WELL #2 (SOUTH WELL) High 7/31/2002 WL NTNC 3001169 ACCOMACK CHINCO ACCOMACK MOOSE LODGE 169 WELL 1 High 1/30/2003 WL NC 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #3A High 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #3B High 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #3C High 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OFDRAFT WELL #4 Low 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #5 High 7/17/2002 WL C

Page 1 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #6 Low 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #7A Low 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #7B Low 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #7C Low 7/17/2002 WL C 3001175 ACCOMACK CHINCOTEAGUE, TOWN OF WELL #8 Low 7/17/2002 WL C 3001178 ACCOMACK COMFORT INN WELL High 12/3/2002 WL NC 3001551 ACCOMACK EAST COAST BROKERS & PACKERS WELL Moderate WL NC 3001212 ACCOMACK EASTERN SHORE COMM COLLEGE WELL Low 7/31/2002 WL NTNC 3001982 ACCOMACK EASTERN SHORE FAMILY YMCA WELL High 8/7/2002 WL NTNC 3001631 ACCOMACK EASTERN SHORE MOTEL WELL 1 12/9/2002 WL NC 3001632 ACCOMACK EASTERN SHORE MOTEL II WELL 2 12/9/2002 WL NC 3001211 ACCOMACK EASTERN SHORE PUBLIC LIBRARY WELL High 12/4/2002 WL NC 3001213 ACCOMACK EASTERN SHORE SEAFOOD PRODUCTS WELL #2 (WS-3) High 8/8/2002 WL NTNC 3001216 ACCOMACK EASTERN SHORE YACHT & COUNTRY CLUB WELL High 1/13/2003 WL NC 3001043 ACCOMACK ELKS LODGE #1766 WELL High 1/31/2003 WL NC 3001432 ACCOMACK EXMORE MOOSE #683 WELL High 1/13/2003 WL NC 3001776 ACCOMACK F. B. DUNCAN'S BBQ WELL 12/3/2002 WL NC 3001739 ACCOMACK FOUR CORNERS PLAZA NORTH EAST WELL High 8/21/2002 WL NTNC 3001739 ACCOMACK FOUR CORNERS PLAZA NORTH WEST WELL High 8/21/2002 WL NTNC 3001650 ACCOMACK FOUR CORNERS PLAZA SOUTH EAST WELL High 8/21/2002 WL NTNC 3001650 ACCOMACK FOUR CORNERS PLAZA SOUTH WEST WELL High 8/21/2002 WL NTNC 3001077 ACCOMACK FRED HALL MLC DRILLED WELL High 5/22/2003 WL NC 3001290 ACCOMACK FRESH PRIDE WELL High 8/21/2002 WL NTNC 3001331 ACCOMACK HEAD START - ACCOMAC WELL Low WL NTNC 3001892 ACCOMACK ISLAND HOUSE RESTAURANT WELL High 1/9/2003 WL NC 3001560 ACCOMACK KEGOTANK ELEMENTARY SCHOOL WELL 7/31/2002 WL NTNC 3001400 ACCOMACK KUZZENS (AMES FARM COMPLEX QUAD 1) WELL 1 High 2/10/2003 WL NC 3001401 ACCOMACK KUZZENS (AMES FARM COMPLEX QUAD 2) WELL High 2/10/2003 WL NC 3001402 ACCOMACK KUZZENS (AMES FARM COMPLEX QUAD 3) WELL High 2/10/2003 WL NC 3001403 ACCOMACK KUZZENS (AMES FARM COMPLEX QUAD 4) WELL High 2/10/2003 WL NC 3001404 ACCOMACK KUZZENS (AMES FARM COMPLEX QUAD 5) WELL High 2/10/2003 WL NC 3001406 ACCOMACK KUZZENS (PUNGOTEAGUE MLC) WELL High 2/10/2003 WL NC 3001796 ACCOMACK KUZZENS PACKING INC WELL High 1/13/2003 WL NC 3001880 ACCOMACK L J STREET SPORTS BAR & RESTAURANT WELL High 2/5/2003 WL NC 3001040 ACCOMACK LITTLE ACRES CAMPGROUNDDRAFT DEEP WELL High 1/9/2003 WL NC 3001335 ACCOMACK MALLARDS WELL High 5/22/2003 WL NC

Page 2 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3001430 ACCOMACK MCDONALDS (ONLEY) WELL High 1/21/2003 WL NC 3001488 ACCOMACK NANDUA SCHOOLS WELL High 7/31/2002 WL NTNC 3001500 ACCOMACK NASA WALLOPS FLIGHT CENTER WELL #1 Low 7/17/2002 WL C 3001500 ACCOMACK NASA WALLOPS FLIGHT CENTER WELL #2 Low 7/17/2002 WL C 3001500 ACCOMACK NASA WALLOPS FLIGHT CENTER WELL #3 Low 7/17/2002 WL C 3001500 ACCOMACK NASA WALLOPS FLIGHT CENTER WELL #4 Low 7/17/2002 WL C 3001500 ACCOMACK NASA WALLOPS FLIGHT CENTER WELL #5 Low 7/17/2002 WL C 3001535 ACCOMACK NASA WALLOPS ISLAND WELL #1 U-51 High 10/7/2002 WL NTNC 3001535 ACCOMACK NASA WALLOPS ISLAND WELL #2 U-52 High 10/7/2002 WL NTNC 3001535 ACCOMACK NASA WALLOPS ISLAND WELL #3 High 10/7/2002 WL NTNC 3001535 ACCOMACK NASA WALLOPS ISLAND WELL #4 High 10/7/2002 WL NTNC 3001550 ACCOMACK NEW CHURCH INFORMATION CENTER DRILLED WELL High 12/3/2002 WL NC 3001575 ACCOMACK OAK HALL SHOPPING CENTER WELL Low WL NTNC 3001588 ACCOMACK OCCOHANNOCK ON THE BAY WELL #88 1/13/2003 WL NC 3001588 ACCOMACK OCCOHANNOCK ON THE BAY WELL #89 1/13/2003 WL NC 3001620 ACCOMACK ONANCOCK, TOWN OF WELL #1 High 7/16/2002 WL C 3001620 ACCOMACK ONANCOCK, TOWN OF WELL #2 High 7/16/2002 WL C 3001625 ACCOMACK ONLEY COMMUNITY HEALTH CENTER WELL 1/21/2003 WL NTNC 3001428 ACCOMACK ONLEY PRESCHOOL WELL High 7/31/2002 WL NTNC 3001658 ACCOMACK PARKSLEY MIGRANT HEAD START WELL High 2/10/2003 WL NTNC 3001660 ACCOMACK PARKSLEY, TOWN OF WELL #1 Low 8/21/2002 WL C 3001660 ACCOMACK PARKSLEY, TOWN OF WELL #3 High 8/21/2002 WL C 3001660 ACCOMACK PARKSLEY, TOWN OF WELL #4 High 8/21/2002 WL C 3001690 ACCOMACK PEEBLES DEPT STORE DRILLED WELL High 8/8/2002 WL NTNC 3001789 ACCOMACK PEERLESS VIRGINIA (SOMERS FARM MLC) WELL High 2/10/2003 WL NC 3001700 ACCOMACK PERDUE FARMS INC WELL #1 High 7/31/2002 WL NTNC 3001700 ACCOMACK PERDUE FARMS INC WELL #2 High 7/31/2002 WL NTNC 3001700 ACCOMACK PERDUE FARMS INC WELL #3 High 7/31/2002 WL NTNC 3001700 ACCOMACK PERDUE FARMS INC WELL #4A High 7/31/2002 WL NTNC 3001700 ACCOMACK PERDUE FARMS INC WELL #4R High 7/31/2002 WL NTNC 3001700 ACCOMACK PERDUE FARMS INC WELL #5 High 7/31/2002 WL NTNC 3001715 ACCOMACK PIZZA HUT (OAK HALL) WELL High 1/21/2003 WL NC 3001790 ACCOMACK PUNGOTEAGUE ELEMENTARY SCHOOL WELL 8/8/2002 WL NTNC 3001010 ACCOMACK RAYS SHANTY WELL High 1/31/2003 WL NC 3001720 ACCOMACK REDWOOD GABLES RESTAURANTDRAFT DRILLED WELL High 1/9/2003 WL NC 3001731 ACCOMACK RICK HALL (JUDGE GUNTER HOUSE MLC) WELL High 2/4/2003 WL NC

Page 3 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3001860 ACCOMACK RICK HALL (RED FOX MLC) DRILLED WELL High 5/22/2003 WL NC 3001735 ACCOMACK ROBERT DARBY & SONS MLC WELL High 2/4/2003 WL NC 3001745 ACCOMACK ROLLING ACRES SUBDIVISION WELL #1 Low 8/21/2002 WL C 3001745 ACCOMACK ROLLING ACRES SUBDIVISION WELL #2 Low 8/21/2002 WL C 3001031 ACCOMACK SHORE LIFE CARE AT PARKSLEY DRILLED WELL 7/16/2002 WL C 3001054 ACCOMACK SHORE SEAFOOD WELL #2 2/24/2003 WL NTNC 3001210 ACCOMACK ST PAUL'S DAY CARE CENTER SHALLOW WELL #1 High 7/31/2002 WL NTNC 3001210 ACCOMACK ST PAUL'S DAY CARE CENTER WELL #2 High 7/31/2002 WL NTNC 3001810 ACCOMACK STUCKEYS (MAPPSVILLE) WELL High 1/31/2003 WL NC 3001053 ACCOMACK SUBWAY (OAK HALL) WELL High 1/31/2003 WL NC 3001717 ACCOMACK SUNRISE BAR & GRILL WELL High 5/22/2003 WL NC 3001820 ACCOMACK TALL PINES CAMPGROUND WELL High 2/4/2003 WL NC 3001830 ACCOMACK TAMMY & JOHNNYS DEEP WELL High 2/4/2003 WL NC 3001833 ACCOMACK TANGIER, TOWN OF WELL #10 High 8/23/2002 WL C 3001833 ACCOMACK TANGIER, TOWN OF WELL #4 High 8/23/2002 WL C 3001833 ACCOMACK TANGIER, TOWN OF WELL #7 High 8/23/2002 WL C 3001702 ACCOMACK TAYLOR & FULTON (LAKEVIEW MOTEL MLC) WELL High 2/10/2003 WL NC 3001651 ACCOMACK TAYLOR & FULTON (PACKING HOUSE MLC) WELL - NORTH High 2/10/2003 WL NC 3001651 ACCOMACK TAYLOR & FULTON (PACKING HOUSE MLC) WELL - SOUTH High 2/10/2003 WL NC 3001837 ACCOMACK TAYLOR & FULTON (PACKING HOUSE) WELL High 2/5/2003 WL NC 3001862 ACCOMACK TAYLOR & FULTON (TASLEY MLC) DRILLED WELL High 5/22/2003 WL NC 3001850 ACCOMACK TEMPERANCEVILLE AREA HQ DRILLED WELL High 9/5/2002 WL NC 3001140 ACCOMACK TRAILS END WELL #1 High 7/31/2002 WL NTNC 3001140 ACCOMACK TRAILS END WELL #2 High 7/31/2002 WL NTNC 3001140 ACCOMACK TRAILS END WELL #3 High 7/31/2002 WL NTNC 3001887 ACCOMACK TRIANGLE ENTERPRISES MHP WELL #2 7/23/2002 WL C 3001887 ACCOMACK TRIANGLE ENTERPRISES MHP WELL #3 7/23/2002 WL C 3001885 ACCOMACK T'S CORNER WELL High 1/21/2003 WL NC 3001330 ACCOMACK TYSON FARMS, INC WELL #2 Low 8/8/2002 WL NTNC 3001330 ACCOMACK TYSON FARMS, INC WELL #3 Low 8/8/2002 WL NTNC 3001330 ACCOMACK TYSON FARMS, INC WELL #4 Low 8/8/2002 WL NTNC 3001330 ACCOMACK TYSON FARMS, INC WELL #5 Low 8/8/2002 WL NTNC 3001330 ACCOMACK TYSON FARMS, INC WELL #6 High 8/8/2002 WL NTNC 3001600 ACCOMACK VIRGINIA LANDING DRILLED WELL High 4/3/2000 WL NC 3001894 ACCOMACK WACHAPREAGUE MOTELDRAFT WELL 001 High 1/9/2003 WL NC 3001895 ACCOMACK WENDY'S (ONLEY) WELL High 2/5/2003 WL NC

Page 4 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3001970 ACCOMACK WHISPERING PINES MOTEL WELL 2/10/2003 WL NC 3001980 ACCOMACK WRIGHTS SEAFOOD RESTAURANT WELL High 2/5/2003 WL NC 2003075 ALBEMARLE 4F, LLC WELL 3 High 3/27/2002 WL NTNC 2003075 ALBEMARLE 4F, LLC WELL 3A High 3/27/2002 WL NTNC 2003100 ALBEMARLE ASH LAWN DRILLED WELL High 3/27/2002 WL NC 2003825 ALBEMARLE AVIONICS SPECIALTIES WELL 1 High 9/3/2002 WL NTNC 2003825 ALBEMARLE AVIONICS SPECIALTIES WELL 2 High 9/3/2002 WL NTNC 2003150 ALBEMARLE BEDFORD HILLS WELL 2 High 3/27/2002 WL C 2003150 ALBEMARLE BEDFORD HILLS WELL 3 High 3/27/2002 WL C 2003150 ALBEMARLE BEDFORD HILLS WELL 4 High 3/27/2002 WL C 2003162 ALBEMARLE BEN F. YANCEY SCHOOL WELL High 3/27/2002 WL NTNC 2003170 ALBEMARLE BROADUS WOOD SCHOOL WELL 1 High 4/23/2002 WL NTNC 2003170 ALBEMARLE BROADUS WOOD SCHOOL WELL 2 High 4/23/2002 WL NTNC 2003170 ALBEMARLE BROADUS WOOD SCHOOL WELL 3 High 4/23/2002 WL NTNC 2003175 ALBEMARLE BURTON COURT APARTMENTS DRILLED WELL High 3/27/2002 WL C 2003177 ALBEMARLE CHARLOTTESVILLE KOA WELL High 10/1/2002 WL NC 2003203 ALBEMARLE CHARLOTTESVILLE MOOSE LODGE WELL 1 High 11/19/2002 WL NC 2003203 ALBEMARLE CHARLOTTESVILLE MOOSE LODGE WELL 2 High 11/19/2002 WL NC 2003203 ALBEMARLE CHARLOTTESVILLE MOOSE LODGE WELL 3 High 11/19/2002 WL NC 2003203 ALBEMARLE CHARLOTTESVILLE MOOSE LODGE WELL 4 High 11/19/2002 WL NC 2003206 ALBEMARLE CHRIS GREENE LAKE C GREENE WELL High 11/19/2002 WL NC 2003850 ALBEMARLE CORVILLE FARM SUBDIVISION WELL C WL C 2003215 ALBEMARLE COVE CREEK PARK WELL 1 High 1/28/2003 WL NC 2003215 ALBEMARLE COVE CREEK PARK WELL 2 High 1/28/2003 WL NC 2003230 ALBEMARLE CROSSROADS STORE WELL High 10/1/2002 WL NC 2003250 ALBEMARLE CROZET WTP BEAVER CREEK RESERVOIR High 4/12/2002 IN C 2003254 ALBEMARLE DUNERS RESTAURANT DRILLED WELL High 10/1/2002 WL NC 2003255 ALBEMARLE EARLYSVILLE FOREST WELL 1 High 3/27/2002 WL C 2003255 ALBEMARLE EARLYSVILLE FOREST WELL 2 High 3/27/2002 WL C 2003255 ALBEMARLE EARLYSVILLE FOREST WELL 4 High 3/27/2002 WL C 2003255 ALBEMARLE EARLYSVILLE FOREST WELL 5 High 3/27/2002 WL C 2003255 ALBEMARLE EARLYSVILLE FOREST WELL 6 High 3/27/2002 WL C 2003255 ALBEMARLE EARLYSVILLE FOREST WELL 8 High 3/27/2002 WL C 2003860 ALBEMARLE EARLYSVILLE GREEN SHOPPING CENTER DRILLED WELL High 11/19/2002 WL NC 2003260 ALBEMARLE FAITH MISSION HOMEDRAFT WELL 1 High 6/21/2002 WL C 2003260 ALBEMARLE FAITH MISSION HOME WELL 2 High 6/21/2002 WL C

Page 5 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2003263 ALBEMARLE FOREST LODGE WATER CO. WELL NO. 2 High 1/27/2003 WL C 2003270 ALBEMARLE FREE UNION COUNTRY SCHOOL WELL 1 High 9/3/2002 WL NTNC 2003275 ALBEMARLE GLENAIRE SUBDIVISION WELL 2 High 6/21/2002 WL C 2003275 ALBEMARLE GLENAIRE SUBDIVISION WELL 2B High 6/21/2002 WL C 2003350 ALBEMARLE I64 REST AREA EBL WELL High 4/23/2002 WL NC 2003351 ALBEMARLE I64 REST AREA WBL WELL High 4/23/2002 WL NC 2003342 ALBEMARLE INNISFREE VILLAGE AMITY WELL High 9/10/2002 WL C 2003342 ALBEMARLE INNISFREE VILLAGE MEADOW WELL High 9/10/2002 WL C 2003345 ALBEMARLE INTERNATIONAL COLD STORAGE WELL High 10/1/2002 WL NTNC 2003352 ALBEMARLE IVY CREEK NATURAL AREA DRILLED WELL High 11/19/2002 WL NC 2003355 ALBEMARLE IVY FARMS WATER CO. DRILLED WELL High 6/21/2002 WL C 2003400 ALBEMARLE KESWICK HALL WELL 1 High 6/21/2002 WL C 2003400 ALBEMARLE KESWICK HALL WELL 2 High 6/21/2002 WL C 2003400 ALBEMARLE KESWICK HALL WELL 4 6/21/2002 WL C 2003440 ALBEMARLE LANGFORD SUBDIVISION DRILLED WELL High 6/21/2002 WL C 2003443 ALBEMARLE LITTLE KESWICK SCHOOL WELL 1 High 6/21/2002 WL C 2003443 ALBEMARLE LITTLE KESWICK SCHOOL WELL 2 6/21/2002 WL C 2003475 ALBEMARLE MILLER SCHOOL WELL 2 High 9/10/2002 WL C 2003475 ALBEMARLE MILLER SCHOOL WELL 3 Moderate 9/10/2002 WL C 2003478 ALBEMARLE MILLSTONE OF IVY WELL High 9/3/2002 WL NTNC 2003665 ALBEMARLE MISTY MOUNTAIN CAMP RESORT DEEP WELL High 10/1/2002 WL NC 2003525 ALBEMARLE NORTH RIVANNA WTP NORTH FORK RIVANNA RIVER High 3/25/2002 IN C 2003575 ALBEMARLE OAK HILL TRAILER PARK DRILLED WELL High 7/10/2002 WL C 2003600 ALBEMARLE OBSERVATORY WTP MECHUMS RIVER High 9/4/2002 IN C 2003600 ALBEMARLE OBSERVATORY WTP RAGGED MOUNTAIN Moderate 9/4/2002 IN C 2003600 ALBEMARLE OBSERVATORY WTP SUGAR HOLLOW RE Moderate 9/4/2002 IN C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 1 High 6/21/2002 WL C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 2 High 6/21/2002 WL C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 3 High 6/21/2002 WL C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 4 High 6/21/2002 WL C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 5 High 6/21/2002 WL C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 6 High 6/21/2002 WL C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 7 High 6/21/2002 WL C 2003650 ALBEMARLE PEACOCK HILL SUBDIVISION WELL 8 High 6/21/2002 WL C 2003660 ALBEMARLE RED HILL SCHOOLDRAFT WELL 2 High 4/23/2002 WL NTNC 2003660 ALBEMARLE RED HILL SCHOOL WELL 3 High 4/23/2002 WL NTNC

Page 6 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2003660 ALBEMARLE RED HILL SCHOOL WELL 4 High 4/23/2002 WL NTNC 2003680 ALBEMARLE SCOTTSVILLE ELEMENTARY SCHOOL DRILLED WELL High 4/23/2002 WL NTNC 2003675 ALBEMARLE SCOTTSVILLE WTP TOTIER CK RES High 4/9/2002 IN C 2003700 ALBEMARLE SLEEPY HOLLOW T. P. WELL 2 High 6/21/2002 WL C 2003253 ALBEMARLE SNP-DUNDO SPRING NO. 1 Moderate 9/3/2002 SP NC 2003253 ALBEMARLE SNP-DUNDO WELL NO. 1 Moderate 9/3/2002 WL NC 2003444 ALBEMARLE SNP-LOFT MOUNTAIN WELL NO. 1 High 9/18/2002 WL NC 2003444 ALBEMARLE SNP-LOFT MOUNTAIN WELL NO. 2 High 9/18/2002 WL NC 2003725 ALBEMARLE SOUTH RIVANNA WTP SOUTH FORK RIVANNA RESERVOIR High 3/25/2002 IN C 2003810 ALBEMARLE STONY POINT SCHOOL DRILLED WELL High 4/23/2002 WL NTNC 2125350 ALBEMARLE THE MONROE INSTITUTE WELL WL NC 2003885 ALBEMARLE VIRGINIA MURRAY SCHOOL DRILLED WELL High 4/23/2002 WL NTNC 2003880 ALBEMARLE WALTON MIDDLE SCHOOL DRILLED WELL High 4/23/2002 WL NTNC 2003900 ALBEMARLE WOODSEDGE SUBDIVISION DRILLED WELL High 9/11/2002 WL C 2003950 ALBEMARLE WRAY 5 BUILDING WELL 1 High 11/19/2002 WL NC 6510010 ALEXANDRIA ALEXANDRIA, CITY OF DUKE ST WELL #1 High 8/27/2002 WL C 6510010 ALEXANDRIA ALEXANDRIA, CITY OF DUKE ST WELL #2 High 8/27/2002 WL C 2005750 ALLEGHANY 2412 HOT SPRINGS ROAD WELL High 12/3/2002 WL NC 2005030 ALLEGHANY BOILING SPRING ELEMENTARY SCHOOL SPRING - BOILING SPRING SCHOOL High 7/26/2002 SP NTNC 2005060 ALLEGHANY CAMP APPALACHIA WELL WL NC 2005070 ALLEGHANY CAT AND OWL STEAK AND SEAFOOD HOUSE DRILLED WELL High 12/3/2002 WL NC 2005880 ALLEGHANY CLIFF VIEW GOLF CLUB DRILLED WELL High 12/3/2002 WL NC 2005180 ALLEGHANY COLES MOUNTAIN(USFS) COLES MOUNTAIN WELL 12/3/2002 WL NC 2005370 ALLEGHANY EAGLE NEST RESTAURANT DRILLED WELL High 12/3/2002 WL NC 2005380 ALLEGHANY FALLING SPRING ELEMENTARY SCHOOL FALLING SPRING SCHOOL WELL High 7/26/2002 WL NTNC 2005435 ALLEGHANY INTERSTATE-64 WELCOME CENTER WELL - I-64 WELCOME CENTER High 12/3/2002 WL NC 2005560 ALLEGHANY LONGDALE FURNACE SPRING - LONGDALE FURNACE High 6/25/2002 SP C 2005490 ALLEGHANY LONGDALE RECREATION AREA(USFS) WELL - LONGDALE RECREATION AREA High 12/3/2002 WL NC 2005630 ALLEGHANY MORRIS HILL - CORPS WELL - MORRIS HILL COE High 12/3/2002 WL NC 2005640 ALLEGHANY MOUNTAIN LAKE WELL - MOUNTAIN LAKE High 6/25/2002 WL C 2005600 ALLEGHANY POUNDING MILL SPRING - POUNDING MILL High 6/25/2002 SP C 2005960 ALLEGHANY WHISPERING PINES CAMPGROUNDS NORTH WELL High 12/3/2002 WL NC 2005960 ALLEGHANY WHISPERING PINES CAMPGROUNDS SOUTH WELL High 12/3/2002 WL NC 5007740 AMELIA 360 TRUCK STOP DRILLED WELL High 4/4/2003 WL NC 5007070 AMELIA AMELIA CAMPGROUND TESDRAFT DRILLED WELL WL NC 5007485 AMELIA AMELIA COUNTY VFW DRILLED WELL High 12/20/2002 WL NC

Page 7 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5007135 AMELIA AMELIA COURTHOUSE ADMINISTRATION WELL WL C 5007135 AMELIA AMELIA COURTHOUSE AME-4I WL C 5007135 AMELIA AMELIA COURTHOUSE HIGH SCHOOL WELL WL C 5007135 AMELIA AMELIA COURTHOUSE WELL 4B2 WL C 5007135 AMELIA AMELIA COURTHOUSE WELL 4C WL C 5007230 AMELIA BUDDY'S RESTAURANT DRILLED WELL High 12/20/2002 WL NC 5007150 AMELIA BUSTER'S STEAK HOUSE DRILLED WELL High 12/20/2002 WL NC 5007690 AMELIA CHULA JUNCTION DRILLED WELL High 12/13/2002 WL NC 5007020 AMELIA EPPS COMMUNITY CENTER WELL High 12/13/2002 WL NC 5007290 AMELIA LEFTY'S PIZZA DRILLED WELL High 12/13/2002 WL NC 5007550 AMELIA MANNBORO MEDICAL CENTER DRILLED WELL High 12/20/2002 WL NC 5009250 AMHERST AMHERST CO SERVICE AUTHORITY (ACSA) GRAHAM CREEK IMPOUNDMENT High 2/21/2003 IN C 5009250 AMHERST AMHERST CO SERVICE AUTHORITY (ACSA) HARRIS CREEK AUX INTAKE High 2/21/2003 IN C 5009050 AMHERST AMHERST, TOWN OF BUFFALO RIVER INTAKE High 4/28/2003 IN C 5009420 AMHERST CAMP LITTLE CROSS ROADS WELL NO. 1 High 12/13/2002 WL NC 5009400 AMHERST GREIF RIVERVILLE LLC WELL High 8/5/2002 WL NTNC 5009300 AMHERST ORCHARD HILLS ESTATES WELL NO. 1 8/5/2002 WL C 5009300 AMHERST ORCHARD HILLS ESTATES WELL NO. 2 High 8/5/2002 WL C 5009325 AMHERST PLEASANT VIEW ELEMENTARY SCHOOL WELL High 8/5/2002 WL NTNC 5009340 AMHERST SMITTY'S RESTAURANT DRILLED WELL High 12/13/2002 WL NC 5009380 AMHERST TEMPERANCE ELEMENTARY SCHOOL WELL High 9/13/2002 WL NTNC 5009390 AMHERST UKROP'S CONFERENCE CENTER WELL NO. 1 WL NC 5009404 AMHERST WILDWOOD CAMPGROUND DRILLED WELL High 12/13/2002 WL NC 5009410 AMHERST WINTON COUNTRY CLUB DRILLED WELL High 12/13/2002 WL NC 5009065 AMHERST WOODLAND MOBILE HOME PARK WELL High 8/6/2002 WL C 5011055 APPOMATTOX APPOMATTOX CHILDRENS CENTER WELL High 10/25/2002 WL NTNC 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO. 1- WALTON PLACE High 10/25/2002 WL C 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO. 15 High 10/25/2002 WL C 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO. 25 High 10/25/2002 WL C 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO. 41 High 10/25/2002 WL C 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO. 42 High 10/25/2002 WL C 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO. 5 High 10/25/2002 WL C 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO. 9 High 10/25/2002 WL C 5011050 APPOMATTOX APPOMATTOX, TOWN OF WELL NO.39 High 10/25/2002 WL C 5011095 APPOMATTOX C & E GROCERYDRAFT WELL High 11/8/2002 WL NC 5011120 APPOMATTOX FALLING RIVER COUNTRY CLUB INC DRILLED WELL High 11/8/2002 WL NC

Page 8 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5011201 APPOMATTOX HOLIDAY LAKE 4H EDUCATIONAL CENTER DRILLED WELL High 11/8/2002 WL NC 5011200 APPOMATTOX HOLLIDAY LAKE STATE PARK WELL NO. 1 WL NC 5011200 APPOMATTOX HOLLIDAY LAKE STATE PARK WELL NO. 2 WL NC 5011410 APPOMATTOX MOOSE LODGE 975 DRILLED WELL High 11/8/2002 WL NC 5011400 APPOMATTOX PAMPLIN, TOWN OF DRILLED WELL 2 High 10/25/2002 WL C 5011400 APPOMATTOX PAMPLIN, TOWN OF DRILLED WELL 6 High 10/25/2002 WL C 5011400 APPOMATTOX PAMPLIN, TOWN OF DRILLED WELL 7 High 10/25/2002 WL C 5011454 APPOMATTOX PARADISE LAKE DRILLED WELL High 11/8/2002 WL NC 5011460 APPOMATTOX PINEVIEW MANOR, INC. WELL NO. 1 High 10/25/2002 WL C 5011763 APPOMATTOX SPOUT SPRING RURITAN CLUB WELL High 11/8/2002 WL NC 5011766 APPOMATTOX SPRING GROVE FARM WELL High 5/30/2003 WL NC 2015025 AUGUSTA AUGUSTA SPRINGS - ACSA AUGUSTA SPRING High 3/26/2002 SP C 2015025 AUGUSTA AUGUSTA SPRINGS - ACSA AUGUSTA SPRINGS WELL High 3/26/2002 WL C 2015085 AUGUSTA BUCKHORN INN DRILLED WELL High 11/7/2002 WL NC 2015119 AUGUSTA CARDINAL HOUSE WELL #1 High 6/26/2002 WL C 2015119 AUGUSTA CARDINAL HOUSE WELL #2 High 6/26/2002 WL C 2015120 AUGUSTA CHURCHVILLE - ACSA WELL #1 High 3/26/2002 WL C 2015120 AUGUSTA CHURCHVILLE - ACSA WELL #2 High 3/26/2002 WL C 2015120 AUGUSTA CHURCHVILLE - ACSA WELL #3 High 3/26/2002 WL C 2015120 AUGUSTA CHURCHVILLE - ACSA WELL #4 High 3/26/2002 WL C 2015123 AUGUSTA COLONY HOUSE MOTEL TES DRILLED WELL High 11/7/2002 WL NC 2015325 AUGUSTA COUNTRY ESTATE MOBILE HOME PARK WELL #1 High 6/26/2002 WL C 2015325 AUGUSTA COUNTRY ESTATE MOBILE HOME PARK WELL #2 High 6/26/2002 WL C 2015150 AUGUSTA CRAIGSVILLE, TOWN OF NEW SPRING Moderate 6/26/2002 SP C 2015150 AUGUSTA CRAIGSVILLE, TOWN OF OLD SPRING Moderate 6/26/2002 SP C 2015150 AUGUSTA CRAIGSVILLE, TOWN OF WELL #1 High 6/26/2002 WL C 2015150 AUGUSTA CRAIGSVILLE, TOWN OF WELL #2 High 6/26/2002 WL C 2015150 AUGUSTA CRAIGSVILLE, TOWN OF WELL #3 High 6/26/2002 WL C 2015150 AUGUSTA CRAIGSVILLE, TOWN OF WELL #4 High 6/26/2002 WL C 2015200 AUGUSTA DEERFIELD - ACSA DEERFIELD SPRING High 4/22/2002 SP C 2015200 AUGUSTA DEERFIELD - ACSA DEERFIELD WELL High 4/22/2002 WL C 2015225 AUGUSTA DOOMS - ACSA CRIMORA WELL 3/26/2002 WL C 2015225 AUGUSTA DOOMS - ACSA VESPER VIEW WELL High 3/26/2002 WL C 2015330 AUGUSTA GRAND CAVERNS WELL 1 High 11/7/2002 WL NC 2015330 AUGUSTA GRAND CAVERNSDRAFT WELL 2 High 11/7/2002 WL NC 2015375 AUGUSTA HARRISTON - ACSA WELL #1 High 3/26/2002 WL C

Page 9 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2015375 AUGUSTA HARRISTON - ACSA WELL #2 High 3/26/2002 WL C 2015075 AUGUSTA HOMES BY BLUE RIDGE BLUE RIDGE WELL High 6/26/2002 WL C 2015379 AUGUSTA HUGH K. CASSELL ELEM SCHOOL HUGH CASSELL WELL High 7/16/2002 WL NTNC 2015650 AUGUSTA INN AT AFTON, THE WELL 1 High 7/16/2002 WL NTNC 2015650 AUGUSTA INN AT AFTON, THE WELL NO. 4 High 7/16/2002 WL NTNC 2015050 AUGUSTA JOLLETT SPRINGS MOBILE HOME PARK JOLLETT WELL High 6/26/2002 WL C 2015300 AUGUSTA MEADOW RUE MOBILE HOME PARK WELL NO. 2 High 6/26/2002 WL C 2015300 AUGUSTA MEADOW RUE MOBILE HOME PARK WELL NO.1 High 6/26/2002 WL C 2015450 AUGUSTA MIDDLEBROOK - ACSA MIDDLEBROOK WELL High 3/27/2002 WL C 2015464 AUGUSTA NATURAL CHIMNEYS WELL NO. 1 High 11/7/2002 WL NC 2015464 AUGUSTA NATURAL CHIMNEYS WELL NO. 2 High 11/7/2002 WL NC 2015477 AUGUSTA NORTH 340 CAMPGROUND WELL NO. 1 WL NC 2015475 AUGUSTA NORTH 340 MOBILE HOME PARK NORTH 340 WELL High 6/26/2002 WL C 2015476 AUGUSTA NORTH 340 SNACK BAR WELL 11/20/2002 WL NC 2015478 AUGUSTA NORTH RIVER CAMPGROUND(USFS) WELL High 11/7/2002 WL NC 2015481 AUGUSTA NORTH RIVER ELEM SCHOOL NORTH RIVER WELL High 7/16/2002 WL NTNC 2015523 AUGUSTA ROCKWOOD MOBILE HOME PARK ROCKWOOD MHP WELL High 6/26/2002 WL C 2015550 AUGUSTA SHENANDOAH ACRES DRILLED WELL High 11/20/2002 WL C 2015552 AUGUSTA SHENANDOAH VALLEY KOA WELL NO. 1 High 11/20/2002 WL NC 2015552 AUGUSTA SHENANDOAH VALLEY KOA WELL NO. 2 High 11/20/2002 WL NC 2015560 AUGUSTA SHERANDO LAKE(USFS) WELL 12/20/2002 WL NC 2015560 AUGUSTA SHERANDO LAKE(USFS) WELL NO. 2 12/20/2002 WL NC 2015575 AUGUSTA SOUTH RIVER SANITARY DISTRICT - ACSA COLES RUN RESER High 4/11/2002 IN C 2015575 AUGUSTA SOUTH RIVER SANITARY DISTRICT - ACSA HERSHEY WELL Moderate 4/11/2002 WL C 2015575 AUGUSTA SOUTH RIVER SANITARY DISTRICT - ACSA HURDIS WELL High 4/11/2002 WL C 2015575 AUGUSTA SOUTH RIVER SANITARY DISTRICT - ACSA LYNDHURST High 4/11/2002 WL C 2015575 AUGUSTA SOUTH RIVER SANITARY DISTRICT - ACSA RIDGEVIEW WELL High 4/11/2002 WL C 2015590 AUGUSTA STONEY CREEK RESORT WELL Moderate 11/7/2002 WL NC 2015685 AUGUSTA TODD LAKE(USFS) WELL High 11/7/2002 WL NC 2015725 AUGUSTA VERONA SANITARY DISTRICT - ACSA QUICKS MILL SPRING High 3/27/2002 SP C 2015760 AUGUSTA WALNUT HILLS CAMPGROUND WELL High 11/20/2002 WL NC 2015800 AUGUSTA WEYERS CAVE - ACSA DICE'S SPRING High 6/26/2002 SP C 2015850 AUGUSTA WOODLAWN MOBILE HOME PARK WELL High 6/26/2002 WL C 2017020 BATH ACCOVAC ADVENT CHRISTIAN CAMP DRILLED WELL High 10/28/2002 WL NC 2017030 BATH ASHWOOD - BCSADRAFT WELL Moderate 4/22/2002 WL C 2017095 BATH BATH COUNTY REGIONAL WATER - BCSA HIGH SCHOOL WELL High 4/22/2002 WL C

Page 10 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2017095 BATH BATH COUNTY REGIONAL WATER - BCSA QUEEN SPRING High 4/22/2002 SP C 2017095 BATH BATH COUNTY REGIONAL WATER - BCSA SMITH SPRING High 4/22/2002 SP C 2017102 BATH BLOWING SPRINGS (USFS) WELL High 10/28/2002 WL NC 2017103 BATH BOLAR MOUNTAIN (USFS) B. FLAT WELL High 10/28/2002 WL NC 2017103 BATH BOLAR MOUNTAIN (USFS) B. MT. WELL High 10/28/2002 WL NC 2017103 BATH BOLAR MOUNTAIN (USFS) MCCLINTIC POINT WELL High 10/28/2002 WL NC 2017110 BATH BUBBLING SPRINGS (USFS) WELL High 10/28/2002 WL NC 2017130 BATH CEDAR CREEK - BCSA CEDAR CREEK WELL High 4/22/2002 WL C 2017135 BATH CLIFTON FORGE MOUNTAIN - BCSA WELL #1 High 4/22/2002 WL C 2017150 BATH DOUTHAT STATE PARK WELL 1 High 4/23/2002 WL NC 2017150 BATH DOUTHAT STATE PARK WELL 2 High 4/23/2002 WL NC 2017155 BATH HIDDEN VALLEY CAMPGROUND (USFS) WELL High 10/28/2002 WL NC 2017300 BATH MILLBORO WATER ASSOCIATION BIG SPRING High 6/28/2002 SP C 2017300 BATH MILLBORO WATER ASSOCIATION WELL High 6/28/2002 WL C 2017425 BATH PEACEFUL RIVER CAMPGROUND WELL NO. 1 High 10/28/2002 WL NC 2017225 BATH PINEY RIDGE KEYSER/JACKSON SPRING #1 Moderate 6/28/2002 SP C 2017225 BATH PINEY RIDGE KEYSER/JACKSON SPRING #2 Moderate 6/28/2002 SP C 2017200 BATH THE HOMESTEAD WATER COMPANY CASCADE SPRING High 6/28/2002 SP C 2017200 BATH THE HOMESTEAD WATER COMPANY CHAPLIN SPRINGS Moderate 6/28/2002 SP C 2017200 BATH THE HOMESTEAD WATER COMPANY MCALLISTER SPRINGS High 6/28/2002 SP C 2017200 BATH THE HOMESTEAD WATER COMPANY OLD DAIRY SPRING High 6/28/2002 SP C 2017495 BATH THREE HILLS INN WELL High 10/29/2002 WL NC 2017500 BATH VIRGINIA POWER - PUMP STORAGE STATION WELL #1 High 7/16/2002 WL NTNC 2017500 BATH VIRGINIA POWER - PUMP STORAGE STATION WELL #2 High 7/16/2002 WL NTNC 2017550 BATH WARM SPRINGS WATER ASSOCIATION WELL 1 High 6/28/2002 WL C 5515050 BEDFORD CITY BEDFORD, CITY OF BIG OTTER RIVER INTAKE High 2/28/2003 IN C 5515050 BEDFORD CITY BEDFORD, CITY OF STONEY CK RESERVOIR INTAKE High 2/28/2003 IN C 5515050 BEDFORD CITY BEDFORD, CITY OF WELL NO. 1 High 2/28/2003 WL C 5515050 BEDFORD CITY BEDFORD, CITY OF WELL NO. 2 High 2/28/2003 WL C 5515050 BEDFORD CITY BEDFORD, CITY OF WELL NO. 3 High 2/28/2003 WL C 5515050 BEDFORD CITY BEDFORD, CITY OF WELL NO. 4 High 2/28/2003 WL C 5515050 BEDFORD CITY BEDFORD, CITY OF WELL NO. 5 High 2/28/2003 WL C 5019682 BEDFORD BEDFORD MOOSE LODGE DRILLED WELL High 11/22/2002 WL NC 5019047 BEDFORD BEDFORD MOTEL DRILLED WELL High 11/22/2002 WL NC 5019050 BEDFORD BEDFORD PLACE SUBDIVISION #2DRAFT WELL NO. 1 WL C 5019055 BEDFORD BEDFORD RESTAURANT DRILLED WELL High 11/22/2002 WL NC

Page 11 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5019725 BEDFORD BIG ISLAND COMMUNITY WELL NO. 3 8/7/2002 WL NC 5019071 BEDFORD BIG ISLAND ELEMENTARY SCHOOL WELL NO. 1 High 7/31/2002 WL NTNC 5019071 BEDFORD BIG ISLAND ELEMENTARY SCHOOL WELL NO. 2 High 7/31/2002 WL NTNC 5019071 BEDFORD BIG ISLAND ELEMENTARY SCHOOL WELL NO. 3 High 7/31/2002 WL NTNC 5019080 BEDFORD BODY CAMP ELEMENTARY SCHOOL WELL NO. 4 High 8/7/2002 WL NTNC 5019080 BEDFORD BODY CAMP ELEMENTARY SCHOOL WELL NO.3 8/7/2002 WL NTNC 5019902 BEDFORD BUDGET INN WELL #1 High 10/25/2002 WL NC 5019902 BEDFORD BUDGET INN WELL #2 High 10/25/2002 WL NC 5019623 BEDFORD CAMP LOWMAN WELL NO. 1 High 8/29/2005 WL NC 5019623 BEDFORD CAMP LOWMAN WELL NO. 2 High 8/29/2005 WL NC 5019623 BEDFORD CAMP LOWMAN WELL NO. 3 High 8/29/2005 WL NC 5019094 BEDFORD CAMP SACAJAWEA DRILLED WELL 11/22/2002 WL NC 5019097 BEDFORD CAMP VA JAYCEE TES DRILLED WELL High 11/22/2002 WL NC 5019095 BEDFORD CAMPERS PARADISE WELL 1 High 12/20/2002 WL NC 5019095 BEDFORD CAMPERS PARADISE WELL 2 High 12/20/2002 WL NC 5019095 BEDFORD CAMPERS PARADISE WELL 3 12/20/2002 WL NC 5019100 BEDFORD CASALOMA SUBDIVISION WELL NO. 1 8/6/2002 WL C 5019165 BEDFORD CEDAR HILLS MOBILE HOME PARK WELL NO. 1 High 8/8/2002 WL C 5019165 BEDFORD CEDAR HILLS MOBILE HOME PARK WELL NO. 2 High 8/8/2002 WL C 5019250 BEDFORD EAGLE EYRIE BAPTIST CONFERENCE CENTER INTAKE - FLEMING MT RESERVOIR High 6/21/2002 IN NTNC 5019980 BEDFORD FORTY ACRES SUBDIVISION WELL NO. 1 High 9/18/2002 WL C 5019340 BEDFORD GEORGIA PACIFIC CORPORATION - NTNC WELL NO. 1 High 10/17/2002 WL NTNC 5019340 BEDFORD GEORGIA PACIFIC CORPORATION - NTNC WELL NO. 2 High 10/17/2002 WL NTNC 5019340 BEDFORD GEORGIA PACIFIC CORPORATION - NTNC WELL NO. 3 High 10/17/2002 WL NTNC 5019340 BEDFORD GEORGIA PACIFIC CORPORATION - NTNC WELL NO. 4 High 10/17/2002 WL NTNC 5019184 BEDFORD GREAT WALL RESTAURANT WELL High 10/25/2002 WL NC 5019350 BEDFORD GROSS POINT SUBDIVISION WELL NO. 2 High 8/15/2002 WL C 5019350 BEDFORD GROSS POINT SUBDIVISION WELL NO. 3 High 8/15/2002 WL C 5019350 BEDFORD GROSS POINT SUBDIVISION WELL NO. 4 High 8/15/2002 WL C 5019355 BEDFORD GUNNOE SAUSAGE COMPANY WELL NO. 1 WL NTNC 5019355 BEDFORD GUNNOE SAUSAGE COMPANY WELL NO. 2 WL NTNC 5019365 BEDFORD H&H FOOD MARKET DRILLED WELL High 11/21/2002 WL NC 5019360 BEDFORD HARBOR RIDGE WELL NO. 1 High 8/15/2002 WL C 5019380 BEDFORD HARDY ROAD TRAILER PARK, SECTION I WELL NO. 2 12/20/2002 WL C 5019379 BEDFORD HARDY ROAD TRAILER PARK, SECTION IIDRAFT WELL NO. 4 12/20/2002 WL C 5019379 BEDFORD HARDY ROAD TRAILER PARK, SECTION II WELL NO. 5 12/20/2002 WL C

Page 12 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5019400 BEDFORD HIGHPOINT SUBDIVISION SMITH MOUNTAIN LAKE High 6/18/2002 IN C 5019430 BEDFORD HILLCREST MOBILE HOME PARK WELL NO. 1 High 8/16/2002 WL C 5019430 BEDFORD HILLCREST MOBILE HOME PARK WELL NO. 2 High 8/16/2002 WL C 5019425 BEDFORD HILLCREST SUBDIVISION WELL NO. 2 High 8/15/2002 WL C 5019425 BEDFORD HILLCREST SUBDIVISION WELL NO. 3 High 8/15/2002 WL C 5019465 BEDFORD HUDDLESTON ELEMENTARY SCHOOL WELL NO. 1 High 8/16/2002 WL NTNC 5019500 BEDFORD ISLE OF PINES SUBDIVISION WELL NO. 3 High 8/8/2002 WL C 5019600 BEDFORD LAKE ESTATES SUBDIVISION WELL NO. 1 High 8/16/2002 WL C 5019600 BEDFORD LAKE ESTATES SUBDIVISION WELL NO. 2 High 8/16/2002 WL C 5019612 BEDFORD LAKEHAVEN MARINA WELL High 9/20/2002 WL NC 5019626 BEDFORD LIBERTY APARTMENTS WELL NO. 1 High 9/20/2002 WL C 5019739 BEDFORD MAMA'S HOMECOOKING WELL High 11/22/2002 WL NC 5019175 BEDFORD MARINERS LANDING WELL NO. 10 8/6/2002 WL C 5019175 BEDFORD MARINERS LANDING WELL NO. 5 High 8/6/2002 WL C 5019175 BEDFORD MARINERS LANDING WELL NO. 7 High 8/6/2002 WL C 5019175 BEDFORD MARINERS LANDING WELL NO. 8 8/6/2002 WL C 5019175 BEDFORD MARINERS LANDING WELL NO. 9 8/6/2002 WL C 5019665 BEDFORD MEADOW RUN TRAILER PARK WELL NO. 1 High 9/13/2002 WL C 5019642 BEDFORD MILLSTONE TEA ROOM DRILLED WELL High 11/22/2002 WL NC 5019645 BEDFORD MITCHELL'S POINT MARINA DRILLED WELL High 10/25/2002 WL NC 5019655 BEDFORD MONETA ELEMENTARY SCHOOL WELL NO. 1 High 8/16/2002 WL NTNC 5019675 BEDFORD MONTVALE WATER, INC. WELL NO. 1 High 9/13/2002 WL C 5019675 BEDFORD MONTVALE WATER, INC. WELL NO. 2 High 9/13/2002 WL C 5019685 BEDFORD MOUNTAIN VIEW SHORES SUBDIVISION WELL NO. 5 High 8/8/2002 WL C 5019685 BEDFORD MOUNTAIN VIEW SHORES SUBDIVISION WELL NO. 6 High 8/8/2002 WL C 5019693 BEDFORD NEW LONDON HOUSE DRILLED WELL High 11/22/2002 WL NC 5019700 BEDFORD OAKRIDGE MOBILE HOME VILLAGE WELL NO. 1 High 8/8/2002 WL C 5019710 BEDFORD OTTER RIVER ELEMENTARY SCHOOL WELL NO. 1 High 9/13/2002 WL NTNC 5019735 BEDFORD PARADISE POINT ESTATES WELL NO. 1 High 8/8/2002 WL C 5019745 BEDFORD PEAKSVIEW TRAILER COURT WELL NO. A High 5/26/2005 WL C 5019745 BEDFORD PEAKSVIEW TRAILER COURT WELL NO. B High 5/26/2005 WL C 5019745 BEDFORD PEAKSVIEW TRAILER COURT WELL NO. C High 5/26/2005 WL C 5019745 BEDFORD PEAKSVIEW TRAILER COURT WELL NO. D High 5/26/2005 WL C 5019767 BEDFORD RIDGEVIEW VILLAGE WELL 1 - RIDGEVIEW VILLAGE High 6/5/2002 WL C 5019767 BEDFORD RIDGEVIEW VILLAGEDRAFT WELL 2 - RIDGEVIEW VILLAGE High 6/5/2002 WL C 5019788 BEDFORD SMITH MOUNTAIN LAKE MOOSE LDG WELL 11/22/2002 WL NC

Page 13 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5019784 BEDFORD SMITH MT LAKE STATE PARK, PICNIC AREA WELL NO. 1 8/8/2002 WL NC 5019783 BEDFORD SMITH MT LAKE STATE PARK, BOAT LAUNCH WELL NO. 1 8/8/2002 WL NC 5019786 BEDFORD SMITH MT LAKE STATE PARK, PRIMITIVE WELL NO. 7 High 8/8/2002 WL NC 5019782 BEDFORD SMITH MT LAKE STATE PARK, VISITOR WELL NO. 1 8/8/2002 WL NC 5019787 BEDFORD SPORTSMAN DRILLED WELLS WL NC 5019370 BEDFORD STALLION RUN ESTATES WELL NO. 1 High 12/20/2002 WL C 5019789 BEDFORD STAUNTON RIVER HIGH SCHOOL WELL NO. 2(PIPE SEC. AT END OF High 9/5/2002 WL NTNC 5019789 BEDFORD STAUNTON RIVER HIGH SCHOOL WELL NO. 3 (EAST OF BASEBALL FIELD) High 9/5/2002 WL NTNC 5019798 BEDFORD THAXTON ELEMENTARY SCHOOL WELL NO. 1 High 8/12/2002 WL NTNC 5019800 BEDFORD TIMBER RIDGE SUBDIVISION WELL NO. 1 High 12/20/2002 WL C 5019809 BEDFORD TUCK AWAY CAMPGROUND WELL High 10/25/2002 WL NC 5019865 BEDFORD TWIN OAKS TRAILER PARK WELL NO. 1 High 8/12/2002 WL C 5019875 BEDFORD VALLEY MILLS CROSSING WELL NO. 1 8/12/2002 WL C 5019035 BEDFORD VIRGINIA DARE CRUISES AND MARINA DRILLED WELL High 12/13/2002 WL NC 5019878 BEDFORD VIRGINIA RIDGE WATER COMPANY WELL NO. 1 5/26/2005 WL C 5019885 BEDFORD WAKEFIELD INN DRILLED WELL High 11/22/2002 WL NC 5019895 BEDFORD WATERFRONT PARK DRILLED WELL 9/20/2002 WL NC 5019333 BEDFORD WATERWAYS WELL NO. 7 8/17/2002 WL C 5019333 BEDFORD WATERWAYS WELL NO. 8 8/17/2002 WL C 5019624 BEDFORD WHITE HOUSE CORNER STORE WELL High 12/20/2002 WL NC 5019147 BEDFORD WHITE HOUSE RESTAURANT WELL High 12/20/2002 WL NC 5019924 BEDFORD WOODHAVEN NURSING HOME SPRING SP C 1021056 BLAND ABB POWER T & D COMPANY, INC. DRILLED WELL High 3/6/2002 WL NTNC 1021007 BLAND AMERICAN MINE RESEARCH INC DRILLED WELL High 3/6/2002 WL NTNC 1021172 BLAND BIG WALKER MOTEL WELL High 5/17/2002 WL NC 1021043 BLAND BLAND COMMUNITY WATER AUTHORITY WELL NO. 1 High 3/6/2002 WL C 1021043 BLAND BLAND COMMUNITY WATER AUTHORITY WELL NO. 2 High 3/6/2002 WL C 1021046 BLAND BLAND CORRECTIONAL CENTER KIMBERLING CREEK High 2/20/2002 IN C 1021049 BLAND BLAND COUNTY SENIOR CENTER DRILLED WELL High 5/17/2002 WL NC 1021126 BLAND DEER RUN WATER COMPANY, INC WELL High 5/17/2002 WL C 1021882 BLAND WADDLES TRAILER PARK DRILLED WELL High 3/6/2002 WL C 1021947 BLAND WOLF CREEK GOLF CLUB WELL High 5/17/2002 WL NC 2023440 BOTETOURT A WONDERFUL LIFE CAMPGROUND HILL WELL 11/14/2002 WL NC 2023440 BOTETOURT A WONDERFUL LIFE CAMPGROUND HOUSE WELL 11/14/2002 WL NC 2023020 BOTETOURT APPLE TREEDRAFT APPLE TREE III WELL Moderate 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE BIRCHWOOD WELL High 4/22/2002 WL C

Page 14 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2023020 BOTETOURT APPLE TREE CAROLYN WELL 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE CYPRESS CT (SANDERSON RD) WELL 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE HIGHLAND MANOR #3 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE HIGHLAND MANOR WELL #2 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE ROSEMAE GARDENS WELL 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE RUNAWAY VILLAGE WELL 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE STEEPLECHASE 1 WELL Moderate 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE STEEPLECHASE 2 WELL High 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE STEEPLECHASE 3 WELL High 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE WELL 7A Moderate 4/22/2002 WL C 2023020 BOTETOURT APPLE TREE WELL 8 High 4/22/2002 WL C 2023030 BOTETOURT ASHLEY PLANTATION WELL 3 - ASHLEY PLANTATION High 4/22/2002 WL C 2023030 BOTETOURT ASHLEY PLANTATION WELL 4 - ASHLEY PLANTATION High 4/22/2002 WL C 2023034 BOTETOURT BETHEL RIDGE WELL 1 [OLD WELL] - BETHEL RIDGE 1/28/2003 WL C 2023034 BOTETOURT BETHEL RIDGE WELL 2 [NEW WELL] - BETHEL RIDGE 1/28/2003 WL C 2023040 BOTETOURT BLUE RIDGE COMMUNITY WELL - BLUE RIDGE COMMUNITY High 6/25/2002 WL C 2023060 BOTETOURT BLUE RIDGE HEIGHTS WELL 1 - BLUE RIDGE HEIGHTS High 7/8/2002 WL C 2023060 BOTETOURT BLUE RIDGE HEIGHTS WELL 2 - BLUE RIDGE HEIGHTS High 7/8/2002 WL C 2023060 BOTETOURT BLUE RIDGE HEIGHTS WELL 6 - BLUE RIDGE HEIGHTS High 7/8/2002 WL C 2023080 BOTETOURT BOTETOURT COUNTRY CLUB WELL High 11/14/2002 WL NC 2023120 BOTETOURT BOTETOURT FOREST WELL - BOTETOURT FOREST High 7/8/2002 WL C 2023140 BOTETOURT BRITISH WOODS WELL - BRITISH WOODS High 7/8/2002 WL C 2023150 BOTETOURT BROOKFIELD WELL 1 - BROOKFIELD High 7/8/2002 WL C 2023150 BOTETOURT BROOKFIELD WELL 3 - BROOKFIELD High 7/8/2002 WL C 2023155 BOTETOURT BRUGHS MILL COUNTRY STORE DRILLED WELL High 11/14/2002 WL NC 2023160 BOTETOURT BUCHANAN, TOWN OF WELL 1 - BUCHANAN High 7/8/2002 WL C 2023160 BOTETOURT BUCHANAN, TOWN OF WELL 2 - BUCHANAN High 7/8/2002 WL C 2023160 BOTETOURT BUCHANAN, TOWN OF WELL 3 - BUCHANAN High 7/8/2002 WL C 2023160 BOTETOURT BUCHANAN, TOWN OF WELL 4 - BUCHANAN High 7/8/2002 WL C 2023165 BOTETOURT CAMP BETHEL WELL High 10/29/2002 WL NC 2023172 BOTETOURT CARRIS PLASTICS WELL - CARRIS PLASTICS High 7/22/2002 WL NTNC 2023590 BOTETOURT CAVE CREEK ASSISTED LIVING FACILITY WELL 3 [CHURCH WELL] - CAVE CREEK High 7/12/2002 WL C 2023185 BOTETOURT CEDAR RIDGE WELL 1 - CEDAR RIDGE High 7/8/2002 WL C 2023185 BOTETOURT CEDAR RIDGE WELL 2 - CEDAR RIDGE High 7/8/2002 WL C 2023196 BOTETOURT CLOVERDALEDRAFT WELL 1 - VISTA PARK WELL High 4/22/2002 WL C 2023210 BOTETOURT COLONIAL ELEMENTARY SCHOOL WELL - COLONIAL ELEMENTARY SCHOOL High 7/22/2002 WL NTNC

Page 15 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2023220 BOTETOURT DALE COURT WELL - DALE COURT High 7/8/2002 WL C 2023240 BOTETOURT DALEVILLE WELL 2 - DALEVILLE High 7/8/2002 WL C 2023730 BOTETOURT DAL-NITA HILLS WELL - DAL-NITA HILLS High 7/12/2002 WL C 2023280 BOTETOURT EAGLE ROCK WELL 1 - EAGLE ROCK High 7/8/2002 WL C 2023280 BOTETOURT EAGLE ROCK WELL 2 - EAGLE ROCK High 7/8/2002 WL C 2023285 BOTETOURT EAGLE ROCK ELEMENTARY SCHOOL WELL - EAGLE ROCK ELEMENTARY High 7/22/2002 WL NTNC 2023300 BOTETOURT FINCASTLE, TOWN OF WELL 1 - FINCASTLE High 10/29/2002 WL C 2023300 BOTETOURT FINCASTLE, TOWN OF WELL 2 - FINCASTLE High 10/29/2002 WL C 2023320 BOTETOURT FOREST LAKE (HUB WATER CO.) LOWER SPRING (1) High 7/23/2002 SP C 2023320 BOTETOURT FOREST LAKE (HUB WATER CO.) UPPER SPRING (2) High 7/23/2002 SP C 2023320 BOTETOURT FOREST LAKE (HUB WATER CO.) WELL High 7/23/2002 WL C 2023360 BOTETOURT GALA INDUSTRIES, INC. WELL 3 - GALA INDUSTRIES High 4/22/2002 WL NTNC 2023380 BOTETOURT GLEN WILTON WELL 1 - GLEN WILTON Moderate 6/25/2002 WL C 2023380 BOTETOURT GLEN WILTON WELL 2 - GLEN WILTON Moderate 6/25/2002 WL C 2023380 BOTETOURT GLEN WILTON WELL 3 Moderate 6/25/2002 WL C 2023385 BOTETOURT GREENFIELD WELL 3 - GREENFIELD High 6/25/2002 WL C 2023385 BOTETOURT GREENFIELD WELL 4 - GREENFIELD High 6/25/2002 WL C 2023390 BOTETOURT GREENWOOD RESTAURANT DRILLED WELL High 11/14/2002 WL NC 2023400 BOTETOURT GRIFFITH PARK WELL - GRIFFITH PARK High 6/25/2002 WL C 2023410 BOTETOURT HEATHERSTONE WELL 1 - HEATHERSTONE High 6/25/2002 WL C 2023410 BOTETOURT HEATHERSTONE WELL 2 - HEATHERSTONE High 6/25/2002 WL C 2023420 BOTETOURT HOLLINS MOBILE HOME PARK WELL 1 (LOWER WELL) - HOLLINS MHP High 6/25/2002 WL C 2015382 BOTETOURT HUMPBACK ROCK PICNIC AREA WELL - HUMPBACK ROCK PICNIC AREA 12/2/2002 WL NC 2015384 BOTETOURT HUMPBACK ROCK VISITOR CENTER WELL - HUMPBACK ROCK VISITOR 12/2/2002 WL NC 2023070 BOTETOURT INTERSTATE-81 REST AREA WELL - I-81 [BOTETOURT] REST AREA High 12/2/2002 WL NC 2023430 BOTETOURT JAMES RIVER HIGH SCHOOL WELL - JAMES RIVER HIGH SCHOOL High 7/22/2002 WL NTNC 2023460 BOTETOURT KESWICK FARMS WELL - KESWICK FARMS High 6/25/2002 WL C 2023662 BOTETOURT MCCLUNG'S MARKET WELL High 11/14/2002 WL NC 2023178 BOTETOURT MCFARLAND PROPERTIES DRILLED WELL High 9/25/2002 WL NC 2023464 BOTETOURT MILL CREEK CHILD CARE WELL 2 - MILL CREEK BAPTIST CHURCH High 7/22/2002 WL NTNC 2023468 BOTETOURT MOUNT JOY MOBILE VILLAGE WELL 1A - MOUNT JOY MOBILE VILLAGE High 6/25/2002 WL C 2023474 BOTETOURT NEW HOPE BAPTIST CHURCH WELL NO 1 6/14/2005 WL NTNC 2023332 BOTETOURT NORTH CREEK CAMPGROUND(USFS) WELL 3 - NORTH CREEK CAMPGROUND High 11/14/2002 WL NC 2023469 BOTETOURT NORTH STAR RESTAURANT DRILLED WELL High 11/14/2002 WL NC 2023470 BOTETOURT OAKWOOD/PARKVIEWDRAFT WELL 1 - OAKWOOD/PARKVIEW High 9/10/2002 WL C 2023470 BOTETOURT OAKWOOD/PARKVIEW WELL 2 - OAKWOOD/PARKVIEW High 9/10/2002 WL C

Page 16 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2023470 BOTETOURT OAKWOOD/PARKVIEW WELL 4 (PARKVIEW WELL) - High 9/10/2002 WL C 2023470 BOTETOURT OAKWOOD/PARKVIEW WELL 5 (COBBLESTONE WELL) - High 9/10/2002 WL C 2023475 BOTETOURT PEAKS OF OTTER WELL 1 (MONS WELL) - PEAKS OF OTTER 9/18/2002 WL NTNC 2023475 BOTETOURT PEAKS OF OTTER WELL 2 (VC WELL) - PEAKS OF OTTER 9/18/2002 WL NTNC 2023475 BOTETOURT PEAKS OF OTTER WELL 3 (NEW WELL) - PEAKS OF OTTER 9/18/2002 WL NTNC 2023480 BOTETOURT RAINBOW FOREST WELL 1 - CLEARVIEW ESTATES High 6/25/2002 WL C 2023480 BOTETOURT RAINBOW FOREST WELL 1 - RAINBOW FOREST High 6/25/2002 WL C 2023480 BOTETOURT RAINBOW FOREST WELL 2 - CLEARVIEW ESTATES High 6/25/2002 WL C 2023480 BOTETOURT RAINBOW FOREST WELL 2 - RAINBOW FOREST High 6/25/2002 WL C 2023480 BOTETOURT RAINBOW FOREST WELL 4 - RAINBOW FOREST High 6/25/2002 WL C 2023480 BOTETOURT RAINBOW FOREST WELL 5 - RAINBOW FOREST High 6/25/2002 WL C 2023180 BOTETOURT ROANOKE CEMENT COMPANY WELL - ROANOKE CEMENT COMPANY High 7/22/2002 WL NTNC 2023478 BOTETOURT ROMA PIZZA WELL 3/26/2004 WL NC 2023575 BOTETOURT SOMMERSBY WELL 1 - SOMMERSBY High 6/25/2002 WL C 2023575 BOTETOURT SOMMERSBY WELL 2 - SOMMERSBY High 6/25/2002 WL C 2023660 BOTETOURT STRATFORD PLACE WELL 1 - STRATFORD PLACE High 10/29/2002 WL C 2023660 BOTETOURT STRATFORD PLACE WELL 2 - STRATFORD PLACE High 10/29/2002 WL C 2023661 BOTETOURT SUBWAY (TEXACO STATION) WELL High 11/14/2002 WL NC 2023700 BOTETOURT TINKERVIEW GARDENS WELL 2 - TINKERVIEW GARDENS High 7/12/2002 WL C 2023700 BOTETOURT TINKERVIEW GARDENS WELL 3 - TINKERVIEW GARDENS Moderate 7/12/2002 WL C 2023722 BOTETOURT TROUTVILLE ELEMENTARY SCHOOL WELL 2 - TROUTVILLE ELEMENTARY High 7/22/2002 WL NTNC 2023720 BOTETOURT TROUTVILLE, TOWN OF WELL 1 - TROUTVILLE High 7/12/2002 WL C 2023720 BOTETOURT TROUTVILLE, TOWN OF WELL 2 - TROUTVILLE High 7/12/2002 WL C 2023720 BOTETOURT TROUTVILLE, TOWN OF WELL 3 - TROUTVILLE High 7/12/2002 WL C 2023720 BOTETOURT TROUTVILLE, TOWN OF WELL 4 - TROUTVILLE High 7/12/2002 WL C 2023720 BOTETOURT TROUTVILLE, TOWN OF WELL 5 - TROUTVILLE High 7/12/2002 WL C 2023736 BOTETOURT WATTSTULL MOTEL DRILLED WELL High 11/14/2002 WL NC 2023740 BOTETOURT WHITE OAK ESTATES WELL 1 - WHITE OAK ESTATES High 3/26/2002 WL C 2023740 BOTETOURT WHITE OAK ESTATES WELL 2 - WHITE OAK ESTATES High 3/26/2002 WL C 2023760 BOTETOURT WILLIAMSBURG COURT WELL 1 (GLEBE) High 7/12/2002 WL C 2023760 BOTETOURT WILLIAMSBURG COURT WELL 2 (UPPER MOUNTAIN) High 7/12/2002 WL C 2023760 BOTETOURT WILLIAMSBURG COURT WELL 4 (LOWER MOUNTAIN) High 7/12/2002 WL C 2023760 BOTETOURT WILLIAMSBURG COURT WELL 5 (JAMESTOWN) High 7/12/2002 WL C 2023780 BOTETOURT WILLOWBROOK MOBILE HOME PARK WELL 1A - WILLOWBROOK MHP High 7/12/2002 WL C 1520070 BRISTOL BRISTOL VIRGINIA UTILITY BOARDDRAFT SOUTH HOLSTON LAKE High 6/3/2002 IN C 5025500 BRUNSWICK BRUNSWICK ESTATES WELL NO.1 High 1/15/2002 WL C

Page 17 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5025200 BRUNSWICK EM-TRAV WELL High 10/18/2002 WL NC 5025319 BRUNSWICK I-85 REST AREA-NORTH BOUND LANE WELL NO. 1 High 8/20/2001 WL NC 5025319 BRUNSWICK I-85 REST AREA-NORTH BOUND LANE WELL NO. 2 High 8/20/2001 WL NC 5025320 BRUNSWICK I-85 REST AREA-SOUTH BOUND LANE WELL High 8/20/2001 WL NC 5025365 BRUNSWICK KENNON HOUSE RESTAURANT DRILLED WELL 5/28/2004 WL NC 5025215 BRUNSWICK LAKE GASTON RESORT WELL NO.1 High 4/3/2003 WL NC 5025215 BRUNSWICK LAKE GASTON RESORT WELL NO.2 High 4/3/2003 WL NC 5025480 BRUNSWICK LANE VIEW SUBDIVISION WELL High 1/15/2002 WL C 5025450 BRUNSWICK LAWRENCEVILLE, TOWN OF GREAT CREEK High 3/14/2002 IN C 5025450 BRUNSWICK LAWRENCEVILLE, TOWN OF MEHERRIN RIVER High 3/14/2002 IN C 5025485 BRUNSWICK MEHERRIN POWELLTON ELEMENTARY WELL High 11/13/2001 WL NTNC 5025550 BRUNSWICK NOTTOWAY ACRES SUBDIVISION WELL NO.1 High 1/15/2002 WL C 5025556 BRUNSWICK NOTTOWAY MOTEL WELL High 1/3/2003 WL NC 5025555 BRUNSWICK NOTTOWAY RESTAURANT WELL High 1/3/2003 WL NC 5025570 BRUNSWICK PLEASANT GROVE SUBDIVISION WELL High 1/15/2002 WL C 5025580 BRUNSWICK RED OAK ELEMENTARY SCHOOL WELL High 11/13/2001 WL NTNC 5025581 BRUNSWICK REFUGE TEMPLE DAYCARE WELL NO.2 High 8/22/2001 WL NTNC 5025625 BRUNSWICK SIOUAN SHORES SUBDIVISION WELL NO.1 5/28/2004 WL C 5025625 BRUNSWICK SIOUAN SHORES SUBDIVISION WELL NO.2 5/28/2004 WL C 5025636 BRUNSWICK SOUTHSIDE BRICKLAYERS' LOUNGE DRILLED WELL High 1/6/2003 WL NC 5025645 BRUNSWICK STURGEON ELEMENTARY SCHOOL WELL High 11/15/2001 WL NTNC 5025650 BRUNSWICK SUNNYBROOK SUBDIVISION WELL High 1/15/2002 WL C 1027236 BUCHANAN HURLEY HIGH SCHOOL WELL High 5/2/2002 WL NTNC 1027237 BUCHANAN HURLEY MIDDLE SCHOOL WELL High 5/2/2002 WL NTNC 5029085 BUCKINGHAM BUCKINGHAM CO WATER SYSTEM TROUBLESOME CRK High 6/13/2002 IN C 5029097 BUCKINGHAM BUCKINGHAM LODGE WELL 11B High 12/6/2002 WL NC 5029050 BUCKINGHAM BUCKINGHAM SLATE CORPORATION WELL NO. 1 9/30/2002 WL NTNC 5029115 BUCKINGHAM CALVARY CHRISTIAN SCHOOL WELL NO. 1 High 10/11/2002 WL NTNC 5029120 BUCKINGHAM CENTRAL VIRGINIA COMMUNITY WELL NO. 2 12/6/2002 WL NTNC 5029170 BUCKINGHAM DISCOVERY SCHOOL OF VIRGINIA WELL #1 WL C 5029195 BUCKINGHAM GOLD HILL ELEMENTARY WELL N0. 3 High 8/26/2004 WL NTNC 5029195 BUCKINGHAM GOLD HILL ELEMENTARY WELL NO. 1 High 8/26/2004 WL NTNC 5029195 BUCKINGHAM GOLD HILL ELEMENTARY WELL NO. 2 High 8/26/2004 WL NTNC 5029200 BUCKINGHAM GOLD HILL VILLAGE WELL NO. 1 High 10/11/2002 WL C 5029280 BUCKINGHAM JAMES RIVER STATE PARKDRAFT WELL NO.1 8/23/2005 WL NC 5029565 BUCKINGHAM JAX RESTAURANT DRILLED WELL 1/25/2005 WL NC

Page 18 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5029291 BUCKINGHAM KYANITE MINE-EAST RIDGE WELL NO 1 High 9/30/2002 WL NTNC 5029335 BUCKINGHAM NAZARENE CAMP DRILLED WELL High 12/6/2002 WL NC 5029340 BUCKINGHAM NEW DOMINION SCHOOL- BOYS WELL NO. 1 High 9/30/2002 WL C 5029341 BUCKINGHAM NEW DOMINION SCHOOL-GIRLS WELL NO. 1 High 9/30/2002 WL C 5029435 BUCKINGHAM SOLITE, LLC WELL NO. 1 High 12/6/2002 WL NTNC 5029225 BUCKINGHAM THE BRIDGE MINISTRY DRILLED WELL High 9/12/2005 WL NC 2530125 BUENA VISTA BUENA VISTA, CITY OF DICKENSON WELL High 6/5/2002 WL C 2530125 BUENA VISTA BUENA VISTA, CITY OF FRENCH POST WELL High 6/5/2002 WL C 2530125 BUENA VISTA BUENA VISTA, CITY OF LAUREL PARK WELL High 6/5/2002 WL C 2530125 BUENA VISTA BUENA VISTA, CITY OF PARK AVENUE WELL High 6/5/2002 WL C 5031980 CAMPBELL 501 TRAILER COURT WELL NO. 2 High 9/20/2002 WL C 5031980 CAMPBELL 501 TRAILER COURT WELL NO. 4 High 9/20/2002 WL C 5031050 CAMPBELL ALTAVISTA, TOWN OF MCMINNIS SPRING High 3/12/2003 SP C 5031050 CAMPBELL ALTAVISTA, TOWN OF REED CREEK High 3/12/2003 IN C 5031050 CAMPBELL ALTAVISTA, TOWN OF REYNOLDS SPRING High 3/12/2003 SP C 5031050 CAMPBELL ALTAVISTA, TOWN OF STAUNTON RIVER High 3/12/2003 IN C 5031175 CAMPBELL BROOKNEAL, TOWN OF PHELPS CREEK RESERVOIR INTAKE High 6/17/2002 IN C 5031405 CAMPBELL CAMP HAT CREEK LODGE WELL NO. 1 - LODGE High 8/13/2002 WL NC 5031404 CAMPBELL CAMP HAT CREEK RETREAT CENTER WELL NO.2-RETREAT CENTER WELL High 12/10/2004 WL NC 5031150 CAMPBELL CAMPBELL COUNTY CENTRAL SYSTEM BIG OTTER RIVER High 4/28/2003 IN C 5031550 CAMPBELL CARSON/LEXINGTON PARK/WINDSOR FOREST WELL NO. 1 CARSON High 8/30/2002 WL C 5031550 CAMPBELL CARSON/LEXINGTON PARK/WINDSOR FOREST WELL NO. 2 LEXINGTON PARK High 8/30/2002 WL C 5031550 CAMPBELL CARSON/LEXINGTON PARK/WINDSOR FOREST WELL NO. 3 WINDSOR FOREST High 8/30/2002 WL C 5031225 CAMPBELL CASTLE CRAIG SUBDIVISION WELL NO. 2 High 9/9/2002 WL C 5031225 CAMPBELL CASTLE CRAIG SUBDIVISION WELL NO. 3 High 9/9/2002 WL C 5031237 CAMPBELL CEDAR HILLS GOLF CLUB DRILLED WELL High 8/15/2002 WL NC 5031246 CAMPBELL COLONIAL MOTEL DRILLED WELL High 1/10/2003 WL NC 5031250 CAMPBELL CONCORD VILLAGE SUBDIVISION WELL NO. 1 High 9/13/2002 WL C 5031250 CAMPBELL CONCORD VILLAGE SUBDIVISION WELL NO. 2 High 9/13/2002 WL C 5031305 CAMPBELL EASTBROOK MOBILE HOME COURT WELL NO. 3 High 9/13/2002 WL C 5031360 CAMPBELL FOUNTAIN MOTEL WELL NO 1 High 12/8/2004 WL NC 5031372 CAMPBELL GLADYS ELEMENTARY SCHOOL WELL NO. 1 High 9/20/2002 WL NTNC 5031142 CAMPBELL HUD'S ICE CREAM DRILLED WELL 12/8/2004 WL NC 5031625 CAMPBELL INTERMET - ARCHER CREEK PLANT WELL NO. 3 High 9/3/2002 WL NTNC 5031500 CAMPBELL KNOLL WOODS/IVY ACRESDRAFT WELL NO. 1 - IVY ACRES High 1/10/2003 WL C 5031500 CAMPBELL KNOLL WOODS/IVY ACRES WELL NO. 1 - KNOLL WOODS High 1/10/2003 WL C

Page 19 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5031500 CAMPBELL KNOLL WOODS/IVY ACRES WELL NO. 2 - IVY ACRES High 1/10/2003 WL C 5031500 CAMPBELL KNOLL WOODS/IVY ACRES WELL NO. 2 - KNOLL WOODS High 1/10/2003 WL C 5031530 CAMPBELL LAKESIDE MOBILE HOME PARK WELL NO. 1 High 9/15/2002 WL C 5031530 CAMPBELL LAKESIDE MOBILE HOME PARK WELL NO. 2 High 9/15/2002 WL C 5031767 CAMPBELL LIBERTY PROPERTIES DRILLED WELL High 1/6/2005 WL NC 5031046 CAMPBELL LIGHTNIN'S RESTAURANT WELL High 8/15/2002 WL NC 5031575 CAMPBELL LOCUST GARDENS TRAILER PARK WELL NO. 1 High 9/16/2002 WL C 5031595 CAMPBELL LYNCHBURG LIVESTOCK MARKET WELL NO. 1 High 8/15/2002 WL NC 5031180 CAMPBELL MARILYN'S HOT ROD CAFE DRILLED WELL High 9/20/2002 WL NC 5031650 CAMPBELL MASTERS INN WELL NO. 1 High 12/8/2004 WL NC 5031650 CAMPBELL MASTERS INN WELL NO. 2 High 12/8/2004 WL NC 5031685 CAMPBELL MOORES COUNTRY STORE DRILLED WELL High 1/10/2003 WL NC 5031690 CAMPBELL MOUNTAIN REST ESTATES WELL NO. 2 High 9/20/2002 WL C 5031690 CAMPBELL MOUNTAIN REST ESTATES WELL NO. 3 High 9/20/2002 WL C 5031693 CAMPBELL NARUNA WATER SYSTEM EMERGENCY WELL NO. 6 High 9/4/2002 WL NTNC 5031693 CAMPBELL NARUNA WATER SYSTEM WELL NO. 1 High 9/4/2002 WL NTNC 5031693 CAMPBELL NARUNA WATER SYSTEM WELL NO. 3 High 9/4/2002 WL NTNC 5031725 CAMPBELL PATRICK HENRY BOYS PLANTATION WELL NO. 2 High 9/23/2002 WL C 5031725 CAMPBELL PATRICK HENRY BOYS PLANTATION WELL NO. 3 High 9/23/2002 WL C 5031490 CAMPBELL RAINBOW TRUCK PLAZA DRILLED WELL High 8/15/2002 WL NC 5031275 CAMPBELL RUSTBURG CORRECTIONAL UNIT #9 WELL NO. 2 High 8/28/2002 WL C 5031275 CAMPBELL RUSTBURG CORRECTIONAL UNIT #9 WELL NO. 3 High 8/28/2002 WL C 5031455 CAMPBELL SPRING HOUSE RESTAURANT DRILLED WELL 8/15/2002 WL NC 5031825 CAMPBELL SUBURBAN TRAILER TOWN, INC. WELL NO. 2 High 12/10/2004 WL C 5031825 CAMPBELL SUBURBAN TRAILER TOWN, INC. WELL NO. 3 High 12/10/2004 WL C 5031825 CAMPBELL SUBURBAN TRAILER TOWN, INC. WELL NO. 4 High 12/10/2004 WL C 5031825 CAMPBELL SUBURBAN TRAILER TOWN, INC. WELL NO. 5 High 12/10/2004 WL C 5031825 CAMPBELL SUBURBAN TRAILER TOWN, INC. WELL NO. 6 12/10/2004 WL C 5031848 CAMPBELL THOUSAND TRAILS RESORTS DRILLED WELL High 8/15/2002 WL NC 5031875 CAMPBELL TRENT'S MOBILE HOME PARK WELL NO. 2 High 9/16/2002 WL C 5031898 CAMPBELL VILLAGE MARKET CLASS II B WELL High 8/15/2002 WL NC 5031955 CAMPBELL WILLIAM CAMPBELL HIGH SCHOOL WELL NO. 1 High 11/3/2005 WL NTNC 5031955 CAMPBELL WILLIAM CAMPBELL HIGH SCHOOL WELL NO. 2 High 11/3/2005 WL NTNC 5031955 CAMPBELL WILLIAM CAMPBELL HIGH SCHOOL WELL NO.3 11/3/2005 WL NTNC 6033350 CAROLINE BOWLING GREEN KOADRAFT BACKUP WELL High 2/27/2003 WL NC 6033350 CAROLINE BOWLING GREEN KOA DRILLED WELL High 2/27/2003 WL NC

Page 20 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6033038 CAROLINE BOWLING GREEN MOTEL -TES DRILLED WELL High 2/27/2003 WL NC 6033550 CAROLINE BOWLING GREEN, TOWN OF WELL 1A High 8/21/2002 WL C 6033550 CAROLINE BOWLING GREEN, TOWN OF WELL 4 High 8/21/2002 WL C 6033050 CAROLINE CAMPBELL CREEK SUBDIVISION WELL 1 High 8/21/2002 WL C 6033050 CAROLINE CAMPBELL CREEK SUBDIVISION WELL 2 High 8/21/2002 WL C 6033050 CAROLINE CAMPBELL CREEK SUBDIVISION WELL 3 High 8/21/2002 WL C 6033050 CAROLINE CAMPBELL CREEK SUBDIVISION WELL 5 High 8/21/2002 WL C 6033047 CAROLINE CAMPBELLS COUNTRY CLUB DRILLED WELL High 2/27/2003 WL NC 6033085 CAROLINE CARMEL CHURCH WL001 High 8/21/2002 WL C 6033085 CAROLINE CARMEL CHURCH WL002 High 8/21/2002 WL C 6033085 CAROLINE CARMEL CHURCH WL003 High 8/21/2002 WL C 6033087 CAROLINE CAROLINE CO HIGH SCHOOL WELL #1 High 8/21/2002 WL NTNC 6033087 CAROLINE CAROLINE CO HIGH SCHOOL WELL #2 High 8/21/2002 WL NTNC 6033100 CAROLINE CAROLINE PINES WL001 High 8/21/2002 WL C 6033100 CAROLINE CAROLINE PINES WL002 High 8/21/2002 WL C 6033100 CAROLINE CAROLINE PINES WL003 High 8/21/2002 WL C 6033100 CAROLINE CAROLINE PINES WL004 High 8/21/2002 WL C 6033100 CAROLINE CAROLINE PINES WL005 High 8/21/2002 WL C 6033100 CAROLINE CAROLINE PINES WL006 High 8/21/2002 WL C 6033100 CAROLINE CAROLINE PINES WL008 High 8/21/2002 WL C 6033105 CAROLINE CEDAR RIDGE TRAILER PARK WL001 High 8/21/2002 WL C 6033105 CAROLINE CEDAR RIDGE TRAILER PARK WL002 High 8/21/2002 WL C 6033150 CAROLINE CORRECTIONAL UNIT #2 WL002 Low 8/21/2002 WL C 6033150 CAROLINE CORRECTIONAL UNIT #2 WL003 Low 8/21/2002 WL C 6033200 CAROLINE ELSINORE SUBDIVISION WL001 High 8/21/2002 WL C 6033249 CAROLINE FOUR WINDS CAMPING DRILLED WELL High 2/27/2003 WL NTNC 6033250 CAROLINE FOUR WINDS CLUBHOUSE WL001 High 2/27/2003 WL NC 6033253 CAROLINE FT A P HILL - ANDERSON CAMP WL001 High 12/23/2002 WL NC 6033254 CAROLINE FT A P HILL - ARCHER CAMP WL001 Moderate 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 12 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 19 High 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 33 Moderate 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 34 Moderate 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 36 Very Low 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITEDRAFT WELL PWAT 37 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 38 Very Low 12/23/2002 WL NC

Page 21 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 39 Very Low 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 40 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 44 High 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 45 Low 12/23/2002 WL NC 6033256 CAROLINE FT A P HILL - CENTRAL CAMPSITE WELL PWAT 7A 12/23/2002 WL NC 6033255 CAROLINE FT A P HILL - COOKE CAMP WELL PWAT 04 High 12/23/2002 WL NC 6033255 CAROLINE FT A P HILL - COOKE CAMP WELL PWAT 42 Low 12/23/2002 WL NC 6033251 CAROLINE FT A P HILL - HEADQUARTERS WELL PWAT 28 (AT HQ STATION 2) Low 12/23/2002 WL C 6033251 CAROLINE FT A P HILL - HEADQUARTERS WELL PWAT 29 (AT HQ STATION 1) Low 12/23/2002 WL C 6033261 CAROLINE FT A P HILL - PENDER CAMP WELL PWAT 09 High 12/23/2002 WL NC 6033263 CAROLINE FT A P HILL - RAPPAHANNOCK CAMP WL001 Moderate 12/23/2002 WL NC 6033263 CAROLINE FT A P HILL - RAPPAHANNOCK CAMP WL002 Moderate 12/23/2002 WL NC 6033265 CAROLINE FT A P HILL - WILCOX CAMP #13 High 12/23/2002 WL NC 6033265 CAROLINE FT A P HILL - WILCOX CAMP #22 High 12/23/2002 WL NC 6033265 CAROLINE FT A P HILL - WILCOX CAMP #23 High 12/23/2002 WL NC 6033265 CAROLINE FT A P HILL - WILCOX CAMP #43 High 12/23/2002 WL NC 6033115 CAROLINE GLEN MEADOWS MOBILE HOME PARK DRILLED WELL High 2/27/2003 WL C 6033115 CAROLINE GLEN MEADOWS MOBILE HOME PARK DRILLED WELL(BOTTOM OF THE HILL) High 2/27/2003 WL C 6033115 CAROLINE GLEN MEADOWS MOBILE HOME PARK DRILLED WELL(TOP OF THE HILL) High 2/27/2003 WL C 6033510 CAROLINE HILLS MOBILE HOME PARK DRILLED WELL High 8/21/2002 WL C 6033355 CAROLINE HORNES DRILLED WELL High 2/27/2003 WL NC 6033300 CAROLINE I-95 REST AREA - VDH&T-CAROLINE CO UTILI WELL 2 High 8/21/2002 WL NC 6033300 CAROLINE I-95 REST AREA - VDH&T-CAROLINE CO UTILI WELL 3 High 8/21/2002 WL NC 6033020 CAROLINE LADYSMITH WATER SYSTEM DRILLED WELL High 8/21/2002 WL NTNC 6033425 CAROLINE LAKE CAROLINE WTP STEVENS MILL RN High 6/12/2002 IN C 6033455 CAROLINE LAKESHORE MHP WELL 1 High 8/21/2002 WL C 6033455 CAROLINE LAKESHORE MHP WELL 2 Low 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL #11 High 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL 10 (PROPOSED) 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL 2 High 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL 3 Moderate 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL 4 High 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL 5 High 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL 7 High 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC.DRAFT WELL 8 High 8/21/2002 WL C 6033450 CAROLINE LAND'OR UTILITY INC. WELL 9 High 8/21/2002 WL C

Page 22 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6033490 CAROLINE MATTAPONI SPRINGS GOLF COURSE DRILLED WELL WL NC 6033500 CAROLINE MILFORD SANITARY DISTRICT WELL 1, LOCATED AT HIGH SCHOOL High 8/21/2002 WL C 6033500 CAROLINE MILFORD SANITARY DISTRICT WELL 2 High 8/21/2002 WL C 6033505 CAROLINE MINARCHI TRAILER PARK WELL 2 High 8/21/2002 WL C 6033362 CAROLINE NATIONAL PARK SERVICE-JACKSON SHRINE DRILLED WELL High 8/21/2002 WL NC 6033515 CAROLINE PEUMANSEND CREEK REGIONAL JAIL WELL NO 1 8/21/2002 WL C 6033515 CAROLINE PEUMANSEND CREEK REGIONAL JAIL WELL NO 2 8/21/2002 WL C 6033600 CAROLINE PORT ROYAL, TOWN OF WELL 1 High 8/21/2002 WL C 6033600 CAROLINE PORT ROYAL, TOWN OF WELL 2 High 8/21/2002 WL C 6033620 CAROLINE TIDEWATER MHP WELL NO 1 High 8/21/2002 WL C 6033650 CAROLINE TOWNFIELD SUBDIVISION DRILLED WELL High 8/21/2002 WL C 6033700 CAROLINE TWIN CEDARS WATER SYSTEM DRILLED WELL High 8/21/2002 WL C 6033750 CAROLINE WEBBS MOTEL -TES DRILLED WELL High 2/27/2003 WL NC 6033752 CAROLINE WILLIAMSBURG MILLWORK CORPORATION DRILLED WELL Low 8/21/2002 WL NTNC 1035498 CARROLL A BRIGHTER CHILD DAY CARE CENTER DRILLED WELL High 4/4/2002 WL NTNC 1035010 CARROLL ALPINE CREST DRILLED WELL High 3/8/2002 WL NC 1035050 CARROLL BLUE RIDGE MUSIC CENTER WELL NO. 1 Moderate 10/4/2002 WL NC 1035050 CARROLL BLUE RIDGE MUSIC CENTER WELL NO. 2 Moderate 10/4/2002 WL NC 1035060 CARROLL BRANDYWINE ESTATES WELL High 4/4/2002 WL C 1035063 CARROLL CAMP CURTAIN CALL WELL WL NC 1035066 CARROLL CANA REGIONAL WATER SYSTEM WELL NO. 1 High 4/4/2002 WL C 1035066 CARROLL CANA REGIONAL WATER SYSTEM WELL NO. 2 High 4/4/2002 WL C 1035066 CARROLL CANA REGIONAL WATER SYSTEM WELL NO. 3 High 4/4/2002 WL C 1035066 CARROLL CANA REGIONAL WATER SYSTEM WELL NO. 4 High 4/4/2002 WL C 1035066 CARROLL CANA REGIONAL WATER SYSTEM WELL NO. 5 High 4/4/2002 WL C 1035066 CARROLL CANA REGIONAL WATER SYSTEM WELL NO. 7 - ST. PAUL SCHOOL WELL High 4/4/2002 WL C 1035066 CARROLL CANA REGIONAL WATER SYSTEM WELL NO. 8 High 4/4/2002 WL C 1035333 CARROLL CARROLL CO I 77 REST AREA VDOT WELL NO. 1 High 4/4/2002 WL NC 1035333 CARROLL CARROLL CO I 77 REST AREA VDOT WELL NO. 2 High 4/4/2002 WL NC 1035333 CARROLL CARROLL CO I 77 REST AREA VDOT WELL NO. 3 High 4/4/2002 WL NC 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM ISLAND CREEK ROAD WELL NO. 2 - High 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 1 High 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 2 High 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 3 High 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEMDRAFT WELL NO. 4 (ISLAND CREEK WELL) High 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 5 (BEAVERDAM WELL ) High 4/4/2002 WL C

Page 23 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 6 - (ROUTE 221 WELL) High 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 7 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 8 (BALL FIELD) 4/4/2002 WL C 1035088 CARROLL CARROLL CO./RT. 100 WATER SYSTEM WELL NO. 9 4/4/2002 WL C 1035091 CARROLL CASCADE MOUNTAIN INN DRILLED WELL High 6/4/2002 WL NC 1035090 CARROLL CASCADE MOUNTAIN RESORT WELL NO. 1 Moderate 4/9/2002 WL C 1035090 CARROLL CASCADE MOUNTAIN RESORT WELL NO. 3 High 4/9/2002 WL C 1035090 CARROLL CASCADE MOUNTAIN RESORT WELL NO. 4 High 4/9/2002 WL C 1035090 CARROLL CASCADE MOUNTAIN RESORT WELL NO. 7 High 4/9/2002 WL C 1035090 CARROLL CASCADE MOUNTAIN RESORT WELL NO. 8 High 4/9/2002 WL C 1035095 CARROLL CHALET HIGH, INC WELL NO. 1 High 3/8/2002 WL C 1035095 CARROLL CHALET HIGH, INC WELL NO. 2 High 3/8/2002 WL C 1035095 CARROLL CHALET HIGH, INC WELL NO. 3 High 3/8/2002 WL C 1035095 CARROLL CHALET HIGH, INC WELL NO. 6 High 3/8/2002 WL C 1035095 CARROLL CHALET HIGH, INC WELL NO. 7 High 3/8/2002 WL C 1035095 CARROLL CHALET HIGH, INC WELL NO. 8 3/8/2002 WL C 1035108 CARROLL COCKERHAM'S FOOD MART #5 DRILLED WELL High 6/4/2002 WL NC 1035303 CARROLL COUNTRY VIEW INN DRILLED WELL High 6/4/2002 WL NC 1035100 CARROLL CROOKED CREEK FEE FISHING AREA DRILLED WELL High 6/4/2002 WL NC 1035107 CARROLL CROOKED OAK RESTAURANT DRILLED WELL High 6/4/2002 WL NC 1035195 CARROLL FANCY GAP CABINS & CAMPGROUND WELL 11/19/2003 WL NC 1035201 CARROLL FANCY GAP ELEMENTARY SCHOOL DRILLED WELL High 3/8/2002 WL NTNC 1035741 CARROLL FOX TRAIL CAMPGROUND DRILLED WELL High 6/4/2002 WL NC 1035227 CARROLL GLADESBORO ELEMENTARY SCHOOL DRILLED WELL High 3/8/2002 WL NTNC 1035203 CARROLL GLADEVILLE/CRANBERRY DAVIS WELL High 4/4/2002 WL C 1035203 CARROLL GLADEVILLE/CRANBERRY SUMMERS WELL #1 High 4/4/2002 WL C 1035203 CARROLL GLADEVILLE/CRANBERRY SUMMERS WELL #2 High 4/4/2002 WL C 1035203 CARROLL GLADEVILLE/CRANBERRY WILSON WELL #1 Moderate 4/4/2002 WL C 1035203 CARROLL GLADEVILLE/CRANBERRY WILSON WELL #2 High 4/4/2002 WL C 1035274 CARROLL GOSPEL LIGHT CHRISTIAN CAMP WELL NO. 2 High 6/4/2002 WL NC 1035749 CARROLL GRACE BAPTIST CHURCH WELL WL NC 1035275 CARROLL GROUNDHOG MOUNTAIN WELL NO. 1 High 4/4/2002 WL NC 1035290 CARROLL HIGH CHAPARRAL INC WELL High 3/8/2002 WL NC 1035292 CARROLL HILLCREST SUBDIVISION WELL WL NC 1035295 CARROLL HILLSVILLE, TOWN OFDRAFT LITTLE REED ISLAND CREEK High 7/18/2002 IN C 1035581 CARROLL INTERSTATE DEVELOPMENT CORP. WELL NO. 1 High 3/8/2002 WL NTNC

Page 24 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1035581 CARROLL INTERSTATE DEVELOPMENT CORP. WELL NO. 3 High 3/8/2002 WL NTNC 1035429 CARROLL LAKEVIEW MOTEL & RESTAURANT DRILLED WELL 285 High 6/4/2003 WL NC 1035470 CARROLL LAUREL ELEMENTARY SCHOOL DRILLED WELL High 3/8/2002 WL NTNC 1035437 CARROLL LAUREL MEADOWS HOME DRILLED WELL High 3/8/2002 WL C 1035269 CARROLL MOUNTAIN LAUREL RESTAURANT DRILLED WELL High 6/4/2002 WL NC 1035503 CARROLL MOUNTAIN TOP MOTEL WELL High 6/4/2002 WL NC 1035501 CARROLL MOUNTAIN TOP RESTAURANT DRILLED WELL High 6/4/2002 WL NC 1035530 CARROLL NEW RIVER RECREATION AREA WELL #1 High 4/4/2002 WL NC 1035578 CARROLL OAKLAND ELEM SCHOOL NEW WELL High 3/8/2002 WL NTNC 1035573 CARROLL OLDE MILL GOLF COURSE WELL High 3/8/2002 WL C 1035600 CARROLL PINEBROOK SUBDIVISION WELL High 3/8/2002 WL C 1035699 CARROLL RHUDY'S DRIVE IN DRILL WELL High 6/4/2002 WL NC 1035735 CARROLL SUNRISE TRAILER PARK WELL High 3/8/2002 WL C 1035740 CARROLL TRI-AREA HEALTH CLINIC AND PHARMACY WELL High 7/18/2003 WL NC 1035774 CARROLL UTTS CAMPGROUND DRILLED WELL High 6/4/2002 WL NC 1035900 CARROLL WOODLAWN WATER SYSTEM WELL #1 (RT. 58 WELL) High 4/4/2002 WL C 1035900 CARROLL WOODLAWN WATER SYSTEM WELL #2 (SWIMMING POOL WELL) High 4/4/2002 WL C 1035900 CARROLL WOODLAWN WATER SYSTEM WELL #3 (BALL PARK WELL) High 4/4/2002 WL C 1035900 CARROLL WOODLAWN WATER SYSTEM WELL #4 (GUYNN WELL) High 4/4/2002 WL C 1035900 CARROLL WOODLAWN WATER SYSTEM WELL NO. 5 - AIRPORT ROAD WELL 4/4/2002 WL C 4036100 CHARLES CITY CHARLES CITY COURTHOUSE COMPLEX DRILLED WELL Low 2/22/2002 WL NTNC 4036105 CHARLES CITY CHARLES CITY GOVT. & SCH. BOARD ADM. DRILLED WELL Low 2/22/2002 WL NTNC 4036150 CHARLES CITY CHARLES CITY SCHOOL COMPLEX DRILLED WELL #1 Low 2/22/2002 WL NTNC 4036150 CHARLES CITY CHARLES CITY SCHOOL COMPLEX DRILLED WELL #2 Low 2/22/2002 WL NTNC 4036030 CHARLES CITY COACH HOUSE TAVERN DRILLED WELL #2 (@ RESTAURANT) High 12/17/2002 WL NC 4036280 CHARLES CITY GLENDALE ACRES DRILLED WELL High 2/22/2002 WL C 4036340 CHARLES CITY INDIAN FIELDS TAVERN DRILLED WELL High 12/17/2002 WL NC 4036500 CHARLES CITY MT ZION/RUSTIC AREA WELL #1 Low 2/22/2002 WL C 4036700 CHARLES CITY ROXBURY INDUSTRIAL PARK DRILLED WELL Low 6/21/2002 WL NTNC 4036110 CHARLES CITY RUTHVILLE GYMNASIUM COMPLEX DRILLED WELL WL NC 4036135 CHARLES CITY RUTHVILLE SOCIAL CENTER CLASS II-B WELL 12/17/2002 WL NC 4036800 CHARLES CITY SIGN POST ESTATES DRILLED WELL High 6/20/2002 WL C 4036850 CHARLES CITY TINY LITTLE CHILDREN DAY CARE DRILLED WELL WL NTNC 4036900 CHARLES CITY WAYSIDE AREA WELL #1 ON KIMAGES RD. Low 2/22/2002 WL C 4036900 CHARLES CITY WAYSIDE AREADRAFT WELL #2 ON WAYSIDE RD. Low 2/22/2002 WL C 5037020 CHARLOTTE BACON DISTRICT SCHOOL WELL NO. 1 9/30/2002 WL NTNC

Page 25 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5037100 CHARLOTTE CARDINAL HOMES INC WELL NO. 1 11/22/2002 WL NTNC 5037150 CHARLOTTE CHARLOTTE COURTHOUSE, TOWN OF WELL NO. 10 12/6/2002 WL C 5037150 CHARLOTTE CHARLOTTE COURTHOUSE, TOWN OF WELL NO. 3 12/6/2002 WL C 5037150 CHARLOTTE CHARLOTTE COURTHOUSE, TOWN OF WELL NO. 4 12/6/2002 WL C 5037150 CHARLOTTE CHARLOTTE COURTHOUSE, TOWN OF WELL NO. 5 12/6/2002 WL C 5037150 CHARLOTTE CHARLOTTE COURTHOUSE, TOWN OF WELL NO. 7 12/6/2002 WL C 5037150 CHARLOTTE CHARLOTTE COURTHOUSE, TOWN OF WELL NO. 8 12/6/2002 WL C 5037150 CHARLOTTE CHARLOTTE COURTHOUSE, TOWN OF WELL NO. 9 12/6/2002 WL C 5037170 CHARLOTTE DOT'S PLACE DRILLED WELL 11/22/2002 WL NC 5037200 CHARLOTTE DRAKES BRANCH, TOWN OF WELL NO. 2 10/4/2002 WL C 5037200 CHARLOTTE DRAKES BRANCH, TOWN OF WELL NO. 4 10/4/2002 WL C 5037200 CHARLOTTE DRAKES BRANCH, TOWN OF WELL NO. 5 10/4/2002 WL C 5037200 CHARLOTTE DRAKES BRANCH, TOWN OF WELL NO. 6 10/4/2002 WL C 5037200 CHARLOTTE DRAKES BRANCH, TOWN OF WELL NO. 7- WEST POINT 10/4/2002 WL C 5037140 CHARLOTTE EUREKA ELEMENTARY SCHOOL WELL NO. 1 9/30/2002 WL NTNC 5037265 CHARLOTTE J M JEFFRESS ELEMENTARY WELL NO. 1 9/30/2002 WL NTNC 5037820 CHARLOTTE KEYSVILLE SAVE-U-TIME DRILLED WELL 11/22/2002 WL NC 5037300 CHARLOTTE KEYSVILLE, TOWN OF SPRING CREEK IMPOUNDMENT High 6/13/2002 IN C 5037550 CHARLOTTE PHENIX, TOWN OF WELL NO. 1 11/22/2002 WL C 5037550 CHARLOTTE PHENIX, TOWN OF WELL NO. 2 11/22/2002 WL C 5037550 CHARLOTTE PHENIX, TOWN OF WELL NO. 4 11/22/2002 WL C 5037800 CHARLOTTE SHELDON'S MOTEL & RESTAURANT WELL NO.1 3/21/2005 WL NC 5037800 CHARLOTTE SHELDON'S MOTEL & RESTAURANT WELL NO.2 3/21/2005 WL NC 5037823 CHARLOTTE STAUNTON RIVER BATTLEFIELD STATE PARK WELL NO. 1 6/15/2004 WL NC 5037570 CHARLOTTE TASTEE FREEZE DRILLED WELL 11/22/2002 WL NC 5037285 CHARLOTTE WYLLIESBURG DINER WELL 11/22/2002 WL NC 3550007 CHESAPEAKE ATLANTIC YACHT BASIN, INC. WELL NO. 1 (BRIDGE WELL) High 7/31/2002 WL NTNC 3550007 CHESAPEAKE ATLANTIC YACHT BASIN, INC. WELL NO. 3 (PINES WELL) High 7/31/2002 WL NTNC 3550051 CHESAPEAKE CITY OF CHESAPEAKE - NORTHWEST RIVER ASR WELL Low 10/28/2002 WL C 3550051 CHESAPEAKE CITY OF CHESAPEAKE - NORTHWEST RIVER DEEP WELL NWR-1 Low 10/28/2002 WL C 3550051 CHESAPEAKE CITY OF CHESAPEAKE - NORTHWEST RIVER DEEP WELL NWR-2 Low 10/28/2002 WL C 3550051 CHESAPEAKE CITY OF CHESAPEAKE - NORTHWEST RIVER DEEP WELL NWR-3 Low 10/28/2002 WL C 3550051 CHESAPEAKE CITY OF CHESAPEAKE - NORTHWEST RIVER DEEP WELL NWR-4 Low 10/28/2002 WL C 3550051 CHESAPEAKE CITY OF CHESAPEAKE - NORTHWEST RIVER NW RIVER RAW INTAKE High 10/28/2002 IN C 3550051 CHESAPEAKE CITY OF CHESAPEAKE - NORTHWEST RIVERDRAFT WESTERN BRANCH WELL NO. 1 Low 10/28/2002 WL C 3550500 CHESAPEAKE INDIAN RIVER DRILLED WELL NO. 1A (CROMWELL CT.) High 7/18/2002 WL C

Page 26 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3550500 CHESAPEAKE INDIAN RIVER DRILLED WELL NO. 2A (CROMWELL AVE.) High 7/18/2002 WL C 3550500 CHESAPEAKE INDIAN RIVER DRILLED WELL NO. 3 (EMPORIA CT.) High 7/18/2002 WL C 3550500 CHESAPEAKE INDIAN RIVER DRILLED WELL NO. 4 (SHOPPING CTR, High 7/18/2002 WL C 3550500 CHESAPEAKE INDIAN RIVER DRILLED WELL NO. 5 (SHOPPING CTR, High 7/18/2002 WL C 3550335 CHESAPEAKE LONE STAR CAFE (MAD DOGS) WELL High 2/19/2003 WL NC 3550595 CHESAPEAKE MARLIN CLUB WELL High 2/19/2003 WL NC 3550615 CHESAPEAKE NALF FENTRESS FIELD WELL NO. 1 High 7/17/2002 WL NTNC 3550615 CHESAPEAKE NALF FENTRESS FIELD WELL NO. 2 High 7/17/2002 WL NTNC 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. DRILLED WELL NO. 158 Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. DRILLED WELL NO. 161 Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. DRILLED WELL NO. 297 Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. DRILLED WELL NO. 298 Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. DRILLED WELL NO. 299 Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. WELL A Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. WELL B Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. WELL C Low 7/31/2002 WL C 3550620 CHESAPEAKE NAVAL SECURITY GROUP N.W. WELL NO. 4 7/31/2002 WL C 3550600 CHESAPEAKE NORTHWEST RIVER PARK DRILLED WELL NO. 1 High 2/10/2003 WL NC 3550600 CHESAPEAKE NORTHWEST RIVER PARK DRILLED WELL NO. 2 High 2/10/2003 WL NC 3550705 CHESAPEAKE PLANTATION MOBILE HOME PARK WELL NO. 2 7/17/2002 WL C 3550730 CHESAPEAKE SOVEREIGN GRACE CHURCH WELL High 2/19/2003 WL NTNC 3550750 CHESAPEAKE ST. BRIDES CORRECTIONAL CENTER WELL NO. 1 High 7/17/2002 WL C 3550750 CHESAPEAKE ST. BRIDES CORRECTIONAL CENTER WELL NO. 2 High 7/17/2002 WL C 3550750 CHESAPEAKE ST. BRIDES CORRECTIONAL CENTER WELL NO. 3 Low 7/17/2002 WL C 3550750 CHESAPEAKE ST. BRIDES CORRECTIONAL CENTER WELL NO. 4 7/17/2002 WL C 3550775 CHESAPEAKE SUNRAY ARTESIAN WATER SUPPLY DRILLED WELL High 7/17/2002 WL C 3550800 CHESAPEAKE SUNRAY WATER CO., INC. DRILLED WELL High 7/17/2002 WL C 3550718 CHESAPEAKE TRIPLE R RANCH, INC. (LODGE) LODGE WELL 3 2/19/2003 WL NC 3550718 CHESAPEAKE TRIPLE R RANCH, INC. (LODGE) WELL (LODGE) 2/19/2003 WL NC 3550717 CHESAPEAKE TRIPLE R RANCH, INC. (OFFICE) WELL 2/19/2003 WL NC 4041035 CHESTERFIELD APPOMATTOX RIVER WATER AUTHORITY LAKE CHESDIN RAW WATER INTAKE High 1/10/2002 IN C 4041787 CHESTERFIELD CHESDIN RESTAURANT DRILLED WELL 10/28/2002 WL NC 4041845 CHESTERFIELD CHESTERFIELD CO CENTRAL WATER SYSTEM SWIFT CREEK RESERVOIR INTAKE High 10/31/2001 IN C 4041250 CHESTERFIELD FIVE FORKS CENTER WELL High 10/28/2002 WL NC 4041275 CHESTERFIELD GRANGE HALL ELEMENTARY SCHOOLDRAFT WELL NO. 2 High 1/17/2002 WL NTNC 4041275 CHESTERFIELD GRANGE HALL ELEMENTARY SCHOOL WELL NO. 3 High 1/17/2002 WL NTNC

Page 27 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4041275 CHESTERFIELD GRANGE HALL ELEMENTARY SCHOOL WELL NO.1 High 1/17/2002 WL NTNC 4041540 CHESTERFIELD NEW LIFE UNITED METHODIST CHURCH WELL NO. 1 2/27/2004 WL NTNC 4041825 CHESTERFIELD POCAHONTAS CORR. UNIT NO. 13 DRILLED WELL NO. 4 High 1/17/2002 WL C 4041825 CHESTERFIELD POCAHONTAS CORR. UNIT NO. 13 DRILLED WELL NO. 5 High 1/17/2002 WL C 4041736 CHESTERFIELD POCAHONTAS STATE PARK-WELL NO. 3 DRILLED WELL NO. 3 High 1/17/2002 WL NC 4041830 CHESTERFIELD SOUTHSIDE CHURCH OF THE NAZARENE WELL High 1/17/2002 WL NTNC 4041065 CHESTERFIELD WESTOVER FARMS DRILLED WELL NO. 1 High 1/17/2002 WL C 4041065 CHESTERFIELD WESTOVER FARMS DRILLED WELL NO. 2 High 1/17/2002 WL C 4041950 CHESTERFIELD WINDY HILL SPORTS COMPLEX WELL High 10/28/2002 WL NC 2043140 CLARKE BERRYVILLE MOOSE CLUB DRILLED WELL High 10/2/2002 WL NC 2043195 CLARKE BLANDY EXPERIMENTAL FARM DRILLED WELL High 12/4/2002 WL NC 2043250 CLARKE CLARKE COUNTY SANITARY AUTHORITY PROSPECT HILL SPRING High 9/18/2002 SP C 2043625 CLARKE GRAFTON SCHOOL WELL NO. 1 High 10/16/2002 WL C 2043628 CLARKE HORSESHOE CURVE RESTAURANT SPRING NO. 1 High 11/5/2002 SP NC 2043629 CLARKE KEYSTONE BAPTIST CHURCH WELL NO 1 (CHURCH) High 12/4/2002 WL NTNC 2043629 CLARKE KEYSTONE BAPTIST CHURCH WELL NO 2 (PARSONAGE) High 12/4/2002 WL NTNC 2043633 CLARKE L'AUBERGE PROVENCALE REST WELL NO. 1 High 12/4/2002 WL NC 2043634 CLARKE MOUNT WEATHER SHENANDOAH RIVER High 5/2/2002 IN NTNC 2043637 CLARKE MOUNTAIN LAKE MOTEL/CAMPGROUND DRILLED WELL High 12/9/2002 WL NC 2043640 CLARKE MOUNTAIN VIEW MOTEL WELL High 12/9/2002 WL NC 2043725 CLARKE PINE GROVE RESTAURANT DRILLED WELL High 12/9/2002 WL NC 2043875 CLARKE RETREAT CLUBHOUSE WELL #2 High 10/25/2002 WL C 2043875 CLARKE RETREAT LAUREL LANE WELL #1 High 10/25/2002 WL C 2043875 CLARKE RETREAT PINE GROVE WELL #1 High 10/25/2002 WL C 2043875 CLARKE RETREAT RIVERVIEW REMOTE NO. 2 High 10/25/2002 WL C 2043875 CLARKE RETREAT RIVERVIEW WELL #1 High 10/25/2002 WL C 2043875 CLARKE RETREAT RIVERVIEW WELL NO. 3 High 10/25/2002 WL C 2043900 CLARKE RIVER PARK WELL NO. 1 High 8/14/2002 WL C 2043923 CLARKE SHEN-VALLEY AUCTION CO INC WELL NO. 1 High 12/9/2002 WL NC 2043632 CLARKE THE LONE OAK RESTAURANT DRILLED WELL High 11/5/2002 WL NC 2043125 CLARKE TOWN OF BERRYVILLE SHENANDOAH RIVER High 4/12/2002 IN C 2043942 CLARKE WATERMELON PARK CAMPGROUND WELL NO. 1 High 12/9/2002 WL NC 2560100 CLIFTON FORGE CLIFTON FORGE, TOWN OF SMITH CREEK High 4/11/2002 IN C 2580100 COVINGTON COVINGTON, CITY OF JACKSON RIVER High 5/24/2002 IN C 2045075 CRAIG CAMP EASTER SEAL WESTDRAFT DRILLED WELL High 11/15/2002 WL NC 2045090 CRAIG CAMP ON CRAIG DRILLED WELL High 11/15/2002 WL NC

Page 28 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2045165 CRAIG CRAIG SPRINGS CAMP SPRING 9/25/2002 SP NC 2045160 CRAIG NEW CASTLE WELL 3 - CRAIG/NEW CASTLE PSA High 4/22/2002 WL C 2045252 CRAIG PINE TOP RESTAURANT WELL High 11/14/2002 WL NC 2045253 CRAIG THE PINES CAMPGROUND(USFS) WELL - THE PINES CAMPGROUND High 11/15/2002 WL NC 2045254 CRAIG WILDERNESS ADVENTURE AT EAGLE WELL High 11/15/2002 WL NC 2045254 CRAIG WILDERNESS ADVENTURE AT EAGLE WELL 2 11/15/2002 WL NC 6047010 CULPEPER ASHMORE ACRES WELL 1 High 9/20/2002 WL C 6047015 CULPEPER BAILEYS TRAILER PARK DRILLED WELL High 9/20/2002 WL C 6047013 CULPEPER BLUE RIDGE GROWERS-BREAK ROOM WELL 1 WL NTNC 6047014 CULPEPER BLUE RIDGE GROWERS-OFFICE WELL 3 WL NTNC 6047019 CULPEPER BOXWOOD TREATMENT CENTER DRILLED WELL 2/28/2003 WL NC 6047490 CULPEPER BRENRIDGE SUBDIVISION WELL 1 WL C 6047490 CULPEPER BRENRIDGE SUBDIVISION WELL 2 WL C 6047023 CULPEPER CAMP HAPPYLAND WL001 High 2/28/2003 WL NC 6047023 CULPEPER CAMP HAPPYLAND WL002 High 2/28/2003 WL NC 6047023 CULPEPER CAMP HAPPYLAND WL003 High 2/28/2003 WL NC 6047025 CULPEPER CATALPA SUBDIVISION DRILLED WELL High 9/20/2002 WL C 6047436 CULPEPER CEDAR MOUNTAIN CAMPGROUND DRILLED WELL High 2/28/2003 WL NC 6047038 CULPEPER CEDARBROOKE SUBDIVISION WELL 1 High 9/20/2002 WL C 6047038 CULPEPER CEDARBROOKE SUBDIVISION WELL 2 High 9/20/2002 WL C 6047030 CULPEPER CHILDHELP WL001 High 9/20/2002 WL C 6047041 CULPEPER CHURCHILL SUBDIVISION WL002 High 9/20/2002 WL C 6047041 CULPEPER CHURCHILL SUBDIVISION WL004 High 9/20/2002 WL C 6047041 CULPEPER CHURCHILL SUBDIVISION WL006 High 9/20/2002 WL C 6047040 CULPEPER CLAIRMONT MANOR WELL A 9/20/2002 WL C 6047040 CULPEPER CLAIRMONT MANOR WELL B 9/20/2002 WL C 6047016 CULPEPER COFFEEWOOD CORRECTIONAL CENTER WELL 1 High 9/20/2002 WL C 6047016 CULPEPER COFFEEWOOD CORRECTIONAL CENTER WELL 2 High 9/20/2002 WL C 6047016 CULPEPER COFFEEWOOD CORRECTIONAL CENTER WELL 5 High 9/20/2002 WL C 6047043 CULPEPER COMMUNICATIONS CORP OF AMERICA WL001 High 9/20/2002 WL NTNC 6047550 CULPEPER CULPEPER INDUSTRIAL AIRPARK WL001 High 10/23/2002 WL NTNC 6047550 CULPEPER CULPEPER INDUSTRIAL AIRPARK WL002 High 10/23/2002 WL NTNC 6047050 CULPEPER CULPEPER MOBILE HOME PARK WELL 1 High 9/20/2002 WL C 6047050 CULPEPER CULPEPER MOBILE HOME PARK WELL 2 High 9/20/2002 WL C 6047060 CULPEPER CULPEPER TOWN YARDDRAFT WL001 High 9/20/2002 WL NTNC 6047500 CULPEPER CULPEPER, TOWN OF MOUNTAIN RUN-LAKE PELHAM High 5/24/2002 IN C

Page 29 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6047065 CULPEPER DUTCH HOLLOW SUBDIVISION WL001 9/20/2002 WL C 6047065 CULPEPER DUTCH HOLLOW SUBDIVISION WL002 High 9/20/2002 WL C 6047070 CULPEPER EMERALD HILL ELEM SCHOOL WL001 High 9/20/2002 WL NTNC 6047075 CULPEPER ERINBROOK WELL #1 9/20/2002 WL C 6047100 CULPEPER FAIRVIEW ACRES WL001 High 9/20/2002 WL C 6047100 CULPEPER FAIRVIEW ACRES WL003 High 9/20/2002 WL C 6047250 CULPEPER GIBSON MILLS SUBDIVISION WELL 1 High 9/20/2002 WL C 6047260 CULPEPER HAZEL RIVER WELL 1 High 9/20/2002 WL C 6047021 CULPEPER INN AT KELLY'S FORD WELL 2 High 2/28/2003 WL NC 6047021 CULPEPER INN AT KELLY'S FORD WELL 3 2/28/2003 WL NC 6047318 CULPEPER KAVANAUGH MEADS WELL 1 High 10/23/2002 WL C 6047318 CULPEPER KAVANAUGH MEADS WELL 2 High 10/23/2002 WL C 6047225 CULPEPER LAKESIDE MOBILE HOME PARK WELL 1 High 9/20/2002 WL C 6047330 CULPEPER MERRIMAC SOUTH WELL 1 High 9/20/2002 WL C 6047340 CULPEPER MOUNTAIN VIEW TRAILER PARK WELL 1 (UPPER WELL) High 9/20/2002 WL C 6047340 CULPEPER MOUNTAIN VIEW TRAILER PARK WELL 2 (LOWER WELL) High 9/20/2002 WL C 6047200 CULPEPER NATIONAL AUDIOVISUAL CONSERVATION WELL 1 9/20/2002 WL NTNC 6047200 CULPEPER NATIONAL AUDIOVISUAL CONSERVATION WELL 2 9/20/2002 WL NTNC 6047355 CULPEPER NORMAN ACRES SUBDIVISION WL001 High 9/20/2002 WL C 6047360 CULPEPER NORTHTOWN VILLAGE WELL 1 High 9/20/2002 WL C 6047360 CULPEPER NORTHTOWN VILLAGE WELL 2A High 9/20/2002 WL C 6047391 CULPEPER OVERLOOK HEIGHTS I WELL 1 High 9/20/2002 WL C 6047391 CULPEPER OVERLOOK HEIGHTS I WELL 4 High 9/20/2002 WL C 6047392 CULPEPER OVERLOOK HEIGHTS II WELL 2 (HAYES) High 9/20/2002 WL C 6047392 CULPEPER OVERLOOK HEIGHTS II WELL 3 (GAYHEART) High 9/20/2002 WL C 6047400 CULPEPER PELHAM MANOR WELL 1 High 9/20/2002 WL C 6047400 CULPEPER PELHAM MANOR WELL 2 High 9/20/2002 WL C 6047408 CULPEPER PIEDMONT TECHNICAL EDUCATION CENTER WELL 1 High 9/20/2002 WL NTNC 6047415 CULPEPER PONDEROSA MOBILE HOME PARK WL001 9/20/2002 WL C 6047431 CULPEPER RANDLE RIDGE WELL #1 High 9/20/2002 WL C 6047433 CULPEPER RAPPAHANNOCK ELECTRIC COOP WELL 1 High 9/20/2002 WL NTNC 6047439 CULPEPER ROSS INDUSTRIES - ELKWOOD WELL 1 WL NTNC 6047437 CULPEPER ROTHERWOOD I SUBDIVISION WL001 High 9/20/2002 WL C 6047453 CULPEPER RRCSB WELL 1 2/28/2003 WL NTNC 6047480 CULPEPER SOUTH WALESDRAFT WELL 1 High 9/20/2002 WL C 6047480 CULPEPER SOUTH WALES WELL 10A High 9/20/2002 WL C

Page 30 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6047480 CULPEPER SOUTH WALES WELL 6 High 9/20/2002 WL C 6047478 CULPEPER SOUTH WALES GOLF COURSE WELL 1 High 2/28/2003 WL NC 6047475 CULPEPER SPRINGWOOD SUBDIVISION WELL 1 High 9/20/2002 WL C 6047560 CULPEPER VA STATE POLICE - 2ND DIVISION HQ WL001 High 9/20/2002 WL NTNC 6047700 CULPEPER WARRENTON TRAINING CENTER WELL #2 High 9/20/2002 WL NTNC 6047851 CULPEPER WESTLAKES SUBDIVISION WL001 High 9/20/2002 WL C 6047851 CULPEPER WESTLAKES SUBDIVISION WL002 High 9/20/2002 WL C 6047865 CULPEPER WESTOVER ESTATES WL001 High 9/20/2002 WL C 6047950 CULPEPER WESTVIEW TRAILER PARK WELL 1 High 9/20/2002 WL C 6047955 CULPEPER WILDWOOD FOREST WL001 High 9/20/2002 WL C 6047955 CULPEPER WILDWOOD FOREST WL002 High 9/20/2002 WL C 6047965 CULPEPER WILLOW RUN COMPANY WL002 High 2/28/2003 WL NTNC 5049050 CUMBERLAND BEAR CREEK LAKE STATE PARK WELL NO. 4 High 1/24/2003 WL NC 5049050 CUMBERLAND BEAR CREEK LAKE STATE PARK WELL NO. 6 High 1/24/2003 WL NC 5049050 CUMBERLAND BEAR CREEK LAKE STATE PARK WELL NO. 7 High 1/24/2003 WL NC 5049089 CUMBERLAND CUMBERLAND CO ELEMENTARY WELL NO. 1 High 1/10/2003 WL NTNC 5049087 CUMBERLAND CUMBERLAND COURTHOUSE WELL NO. 1 WL NTNC 5049100 CUMBERLAND CUMBERLAND HIGH SCHOOL WELL NO. 1 High 1/10/2003 WL NTNC 5049105 CUMBERLAND CUMBERLAND RESTAURANT DRILLED WELL High 1/10/2003 WL NC 5049401 CUMBERLAND LAKESIDE VILLAGE SECTION 2 DRILLED WELL NO. 2 High 1/24/2003 WL C 5049400 CUMBERLAND LAKESIDE VILLAGE SECTION I WELL NO. 1 High 1/10/2003 WL C 5049450 CUMBERLAND MIDWAY GROCERY WELL High 1/10/2003 WL NC 5049300 CUMBERLAND RENNIES WELL High 1/10/2003 WL NC 5049200 CUMBERLAND STOP IN FOOD STORE WELL High 4/18/2003 WL NC 5049360 CUMBERLAND VITO'S ITALIAN RESTAURANT DRILLED WELL High 1/10/2003 WL NC 5049930 CUMBERLAND WILLOW OAKS BORED WELL High 4/4/2003 WL NC 5590100 DANVILLE DANVILLE, CITY OF DAN RIVER INTAKE High 7/29/2002 IN C 1051721 DICKENSON DICKENSON COUNTY REGIONAL - DCPSA TRAMMEL WELL 2/27/2002 WL C 1051377 DICKENSON JOHN FLANAGAN WATER AUTHORITY JOHN FLANNAGAN RESERVOIR PUMP High 2/13/2002 IN C 1051402 DICKENSON MCCLURE #1 PREP PLANT WELL High 5/2/2002 WL NTNC 1051425 DICKENSON MCCLURE #2 MINE WELL High 5/2/2002 WL NTNC 1051590 DICKENSON POUND RIVER PUBLIC USE AREA WELL High 2/28/2002 WL NC 3053210 DINWIDDIE AZZIE MANOR HFA WELL NUMBER 1 DRILLED High 7/26/2002 WL NTNC 3053235 DINWIDDIE BROWDERS HOME FOR AGED PRIVATE WELL High 7/26/2002 WL NTNC 3053150 DINWIDDIE CAMPTOWN CAMPGROUNDDRAFT WELL 3/5/2003 WL NC 3053248 DINWIDDIE CHESDIN MANOR SUBDIVISION WELL NO 1 High 7/18/2002 WL C

Page 31 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3053248 DINWIDDIE CHESDIN MANOR SUBDIVISION WELL NO 2 High 7/18/2002 WL C 3053350 DINWIDDIE DINWIDDIE CO JAIL DRILLED WELL High 7/26/2002 WL NTNC 3053400 DINWIDDIE DINWIDDIE CORRECTIONAL UNIT 27 DRILLED WELL 4 High 10/16/2002 WL C 3053400 DINWIDDIE DINWIDDIE CORRECTIONAL UNIT 27 DRILLED WELL 7 High 10/16/2002 WL C 3053400 DINWIDDIE DINWIDDIE CORRECTIONAL UNIT 27 DRILLED WELL 9 High 10/16/2002 WL C 3053305 DINWIDDIE DINWIDDIE COUNTY COURTHOUSE (NEW) DRILLED WELL High 7/26/2002 WL NTNC 3053315 DINWIDDIE DINWIDDIE ELEMENTARY SCHOOL DRILLED WELL High 7/26/2002 WL NTNC 3053325 DINWIDDIE DINWIDDIE HEALTH DEPT DRILLED WELL High 7/26/2002 WL NTNC 3053370 DINWIDDIE DINWIDDIE HIGH SCHOOL WELL High 7/26/2002 WL NTNC 3053360 DINWIDDIE DINWIDDIE MIDDLE SCHOOL WELL High 7/30/2002 WL NTNC 3053361 DINWIDDIE DINWIDDIE MIDDLE SCHOOL ANNEX DINWIDDIE MIDDLE SCHOOL ANNEX High 8/15/2002 WL NTNC 3053430 DINWIDDIE FOOD LION DRILLED WELL #1 WL NTNC 3053240 DINWIDDIE HOME PLACE RESTAURANT WELL High 10/28/2002 WL NC 3053650 DINWIDDIE LEW JONES SUBDIVISION DRILLED WELL High 7/17/2002 WL C 3053940 DINWIDDIE LIZS PLACE WELL WL NC 3053700 DINWIDDIE MCKENNEY, TOWN OF DRILLED WELL 01 OLD WELL IN TOWN High 3/5/2003 WL C 3053700 DINWIDDIE MCKENNEY, TOWN OF DRILLED WELL 03 IN TREATMENT High 3/5/2003 WL C 3053700 DINWIDDIE MCKENNEY, TOWN OF NEW WELL IN TOWN High 3/5/2003 WL C 3053700 DINWIDDIE MCKENNEY, TOWN OF PHILIP MORRIS NORTH WELL - IN High 3/5/2003 WL C 3053700 DINWIDDIE MCKENNEY, TOWN OF PHILIP MORRIS SOUTH WELL - IN CROCK High 3/5/2003 WL C 3053720 DINWIDDIE MIDWAY ELEMENTARY SCHOOL WELL #2 7/26/2002 WL NTNC 3053517 DINWIDDIE PICTURE LAKE CAMPGROUND DRILLED WELL High 10/28/2002 WL NC 3053900 DINWIDDIE SOUTHSIDE ELEMENTARY WELL High 7/26/2002 WL NTNC 3053915 DINWIDDIE STONY SPRINGS SUBDIVISION DRILLED WELL NO. 2 (ALLEN DR.) High 7/18/2002 WL C 3053915 DINWIDDIE STONY SPRINGS SUBDIVISION DRILLED WELL NO. 3 (WRENN DR.) High 7/18/2002 WL C 3053915 DINWIDDIE STONY SPRINGS SUBDIVISION DRILLED WELL NO. 4 (DOROTHY CIRCLE) High 7/18/2002 WL C 3053516 DINWIDDIE THAT'S A BURGER- BOYDTON WELL High 10/28/2002 WL NC 3053600 DINWIDDIE VDH&T I-85 REST AREA DRILLED WELL-NB 12/5/2002 WL NC 3053600 DINWIDDIE VDH&T I-85 REST AREA DRILLED WELL-SB 12/5/2002 WL NC 3053960 DINWIDDIE WHIPPERNOCK MARINA WELL 1 BACK UP WELL IN SHED High 10/28/2002 WL NC 3053960 DINWIDDIE WHIPPERNOCK MARINA WELL 2 MAIN WELL IN CROCK High 10/28/2002 WL NC 3595250 EMPORIA EMPORIA, CITY OF MEHERRIN RIVER High 6/14/2002 IN C 4057080 ESSEX AYLETT COUNTRY DAY SCHOOL DRILLED WELL High 12/26/2001 WL NTNC 4057200 ESSEX COLEMANS ISLAND DRILLED WELL High 8/29/2002 WL C 4057150 ESSEX COTTAGE ROWDRAFT DRILLED WELL #2 Low 8/21/2002 WL C 4057250 ESSEX DAINGERFIELD SUBDIVISION DRILLED WELL #1 High 11/16/2001 WL C

Page 32 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4057295 ESSEX ESSEX HOUSE DEEP WELL WL NTNC 4057300 ESSEX ESSEX MOBILE HOME PARK DRILLED WELL High 12/26/2001 WL C 4057380 ESSEX GARRETT'S MARINA INC WELL High 12/23/2002 WL NC 4057400 ESSEX GWYNNFIELD SUBDIVISION DRILLED WELL #1 High 2/4/2002 WL C 4057400 ESSEX GWYNNFIELD SUBDIVISION DRILLED WELL #2 Low 2/4/2002 WL C 4057450 ESSEX JAZZY J'S RESTAURANT WELL Low 12/23/2002 WL NC 4057460 ESSEX LINDEN HOUSE B & B WELL High 12/23/2002 WL NC 4057566 ESSEX MARYFIELD SUB. WELL NO 2 High 2/4/2002 WL C 4057568 ESSEX MILLER'S SQUARE DRILLED WELL #1 Low 2/4/2002 WL C 4057650 ESSEX RAPPAHANNOCK BEACH DRILLED WELL Low 2/6/2002 WL C 4057680 ESSEX RIVERDALE SUBDIVISION DRILLED WELL NO 3 Low 11/19/2001 WL C 4057900 ESSEX RIVERSIDE ESTATES M H P DRILLED WELL #1 Low 2/7/2002 WL C 4057850 ESSEX RIVERSIDE TAPPAHANNOCK HOSPITAL WELL NO 2 11/15/2001 WL C 4057750 ESSEX SOUTH HILL BANKS DRILLED WELL #2 High 2/5/2002 WL C 4057750 ESSEX SOUTH HILL BANKS DRILLED WELL #3-UVWS#28 Low 2/5/2002 WL C 4057710 ESSEX TAPPAHANNOCK JR. ACADEMY WELL #1 High 12/26/2001 WL NTNC 4057800 ESSEX TAPPAHANNOCK, TOWN OF WELL #1 Low 2/5/2002 WL C 4057800 ESSEX TAPPAHANNOCK, TOWN OF WELL #2 Low 2/5/2002 WL C 4057800 ESSEX TAPPAHANNOCK, TOWN OF WELL #3 Low 2/5/2002 WL C 4057890 ESSEX WOODSIDE COUNTRY CLUB DRILLED WELL High 12/23/2002 WL NC 6600100 FAIRFAX CITY FAIRFAX, CITY OF GOOSE CREEK High 6/13/2002 IN C 6059010 FAIRFAX AT&T COMPANY WELL 1 High 8/28/2002 WL NTNC 6059010 FAIRFAX AT&T COMPANY WELL 3 High 8/28/2002 WL NTNC 6059197 FAIRFAX BULL RUN - BATHHOUSE #1 WELL #1 High 3/19/2003 WL NC 6059197 FAIRFAX BULL RUN - BATHHOUSE #1 WELL #2 High 3/19/2003 WL NC 6059032 FAIRFAX BULL RUN - BATHHOUSE #2 BATHHOUSE II 3/19/2003 WL NC 6059196 FAIRFAX BULL RUN - BATHHOUSE #3 C-STA2 WELL High 3/19/2003 WL NC 6059195 FAIRFAX BULL RUN - SHOOTING CENTER SHOOTING CENTER 3/19/2003 WL NC 6059031 FAIRFAX BULL RUN MARINA/SNACKBAR SNACK BAR High 3/19/2003 WL NC 6059210 FAIRFAX BULL RUN POOL & SNACKBAR MAIN WELL 3/19/2003 WL NC 6059388 FAIRFAX BULL RUN SPECIAL EVENTS CENTER SPECIAL EVENTS High 3/19/2003 WL NC 6059516 FAIRFAX CAMP CROWELL DRILLED WELL High 3/19/2003 WL NC 6059034 FAIRFAX CAMP FRASER CAMP/LODGE 3/19/2003 WL NC 6059270 FAIRFAX CLIFTON ELEMENTARY SCHOOL WELL # 1 8/28/2002 WL NTNC 6059270 FAIRFAX CLIFTON ELEMENTARY SCHOOLDRAFT WELL # 2 High 8/28/2002 WL NTNC 6059028 FAIRFAX CLIFTON HOUSE DRILLED WELL 3/19/2003 WL NTNC

Page 33 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6059292 FAIRFAX CLIFTON PRESBY. CHURCH PRESCHOOL WELL #1 2/12/2003 WL NTNC 6059290 FAIRFAX CLIFTON TOWN MEETING HALL DRILLED WELL 3/19/2003 WL NC 6059896 FAIRFAX COUNTRY SCHOOL HOUSE WELL #1 WL NTNC 6059349 FAIRFAX DRANESVILLE EXXON WELL #1 High 2/12/2003 WL NC 6059505 FAIRFAX FAIRFAX YACHT CLUB FX YACHT CLUB High 3/19/2003 WL NTNC 6059501 FAIRFAX FCWA - J J CORBALIS WTP INTAKE (POTOMAC RIVER) High 6/14/2002 IN C 6059500 FAIRFAX FCWA - LORTON WTP OLD, NEW, & RIVER STA INTAKE (OCCOQUAN RIVER) High 8/14/2002 IN C 6059515 FAIRFAX FOUNTAINHEAD PARK COMFORT STA WELL 2 High 3/19/2003 WL NC 6059391 FAIRFAX FOUNTAINHEAD REG PARK - MARINA WELL 1 High 4/16/2003 WL NC 6059512 FAIRFAX FRIENDS OF FAIRFAX STATION INC FRIENDS FX STA 6/4/2003 WL NC 6059532 FAIRFAX GRANGE-FAIRFAX PARK AUTH DRILLED WELL WL NC 6059523 FAIRFAX GREAT FALLS PARK WELL#1 High 8/28/2002 WL NC 6059535 FAIRFAX GUNSTON HALL WELL#1 8/28/2002 WL NC 6059023 FAIRFAX HEART IN HAND INC DRILLED WELL High 3/19/2003 WL NC 6059543 FAIRFAX HEMLOCK OVERLOOK REGIONAL PARK WELL 1 High 3/19/2003 WL NC 6059543 FAIRFAX HEMLOCK OVERLOOK REGIONAL PARK WELL 2 High 3/19/2003 WL NC 6059548 FAIRFAX HERMITAGE INN WELL High 3/19/2003 WL NC 6059555 FAIRFAX LAUBERGE CHEZ FRANCOIS WELL 1 High 3/19/2003 WL NC 6059555 FAIRFAX LAUBERGE CHEZ FRANCOIS WELL 2 High 3/19/2003 WL NC 6059602 FAIRFAX MASON NECK STATE PARK WELL#1 2/12/2003 WL NC 6059624 FAIRFAX MOUNT VERNON WELL 5 8/28/2002 WL NTNC 6059710 FAIRFAX NO VA REG PK AUTH-SANDY RUN CS DRILLED WELL Moderate 3/19/2003 WL NC 6059622 FAIRFAX PETER PIPER SCHOOL WELL #01 3/19/2003 WL NTNC 6059631 FAIRFAX PLEASANT VALLEY GOLF NEW WELL High 3/19/2003 WL NC 6059643 FAIRFAX POHCIK BAY - BATHHOUSE #1 COMFORT ST #1 3/19/2003 WL NC 6059642 FAIRFAX POHICK BAY - BATHHOUSE #2 COMFORT ST 2 3/19/2003 WL NC 6059641 FAIRFAX POHICK BAY - BATHHOUSE #3 COMFORT ST 3 3/19/2003 WL NC 6059635 FAIRFAX POHICK BAY - POOL SWIM POOL 3/19/2003 WL NC 6059685 FAIRFAX RIVER BEND GOLF & COUNTRY CLUB WELL#1 High 8/28/2002 WL NTNC 6059684 FAIRFAX RIVERBEND GOLF-BACK NINE FAC BACK 9 REST AREA 3/19/2003 WL NC 6059686 FAIRFAX RIVERBEND PARK DRILLED WELL High 3/19/2003 WL NC 6059545 FAIRFAX RIVERBEND PARK INTERPRETIVE CENTER DRILLED WELL High 3/19/2003 WL NC 6059750 FAIRFAX TAUXEMONT WELL #4 High 8/28/2002 WL C 6059750 FAIRFAX TAUXEMONT WELL #5 High 8/28/2002 WL C 6059750 FAIRFAX TAUXEMONTDRAFT WELL#3 High 8/28/2002 WL C 6059890 FAIRFAX TWIN LAKES GOLF-FAIRFAX PK AUT DRILLED WELL High 3/19/2003 WL NC

Page 34 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6059800 FAIRFAX VIENNA, TOWN OF WELL #1 High 8/28/2002 WL C 6059800 FAIRFAX VIENNA, TOWN OF WELL #9 High 8/28/2002 WL C 6061430 FAUQUIER 1763 INN WELL 3/3/2003 WL NC 6061005 FAUQUIER AIRLIE FOUNDATION BAMBOO WELL High 11/13/2002 WL NTNC 6061005 FAUQUIER AIRLIE FOUNDATION GROOMS WELL High 11/13/2002 WL NTNC 6061005 FAUQUIER AIRLIE FOUNDATION HANGAR WELL High 11/13/2002 WL NTNC 6061008 FAUQUIER AUBURN CROSSING WELL 1 11/13/2002 WL C 6061020 FAUQUIER BALDWIN RIDGE DRILLED WELL 1 High 11/13/2002 WL C 6061129 FAUQUIER BEALETON REGIONAL MEADOWBROOKE I WELL High 8/15/2001 WL C 6061129 FAUQUIER BEALETON REGIONAL MEADOWBROOKE II WELL Moderate 8/15/2001 WL C 6061129 FAUQUIER BEALETON REGIONAL MILLER SCHOOL WELL High 8/15/2001 WL C 6061129 FAUQUIER BEALETON REGIONAL MINT BROOK WELL High 8/15/2001 WL C 6061040 FAUQUIER BEN AND MARY'S STEAK HOUSE WELL 1 High 3/3/2003 WL NC 6061050 FAUQUIER BETHEL ACADEMY SUBDIVISION WELL 1 High 11/13/2002 WL C 6061050 FAUQUIER BETHEL ACADEMY SUBDIVISION WELL 2 High 11/13/2002 WL C 6061055 FAUQUIER BLUE RIDGE CHRISTIAN HOME BLUE RIDGE WELL High 11/13/2002 WL C 6061057 FAUQUIER BOTHA SUBDIVISION WELL BOT-5 WL C 6061319 FAUQUIER C HUNTER RITCHIE ELEMENTARY SCHOOL WELL 1 11/13/2002 WL NTNC 6061110 FAUQUIER CAMP MOSS HOLLOW WELL 3 High 3/3/2003 WL NC 6061120 FAUQUIER CATLETT SUBDIVISION WELL NO. 1 8/15/2001 WL C 6061120 FAUQUIER CATLETT SUBDIVISION WELL NO. 2 8/15/2001 WL C 6061111 FAUQUIER CHEMETRICS, INC WELL 2 5/3/2001 WL NTNC 6061125 FAUQUIER DRYSDALE SUBDIVISION WELL 1 11/13/2002 WL C 6061125 FAUQUIER DRYSDALE SUBDIVISION WELL 2 11/13/2002 WL C 6061128 FAUQUIER FAUQUIER LIVESTOCK EXCHANGE WELL 2 High 3/3/2003 WL NC 6061114 FAUQUIER FAUQUIER SPRINGS WELL #1 11/13/2002 WL C 6061132 FAUQUIER FRESTA VALLEY CHRISTIAN SCHOOL WELL 1 5/3/2001 WL NTNC 6061035 FAUQUIER FROGS & FRIENDS DRILLED WELL High 3/3/2003 WL NC 6061134 FAUQUIER GREEN MEADOWS SUBDIVISION WELL 1 5/13/2003 WL C 6061134 FAUQUIER GREEN MEADOWS SUBDIVISION WELL 2 5/13/2003 WL C 6061136 FAUQUIER HUNTER'S HEAD TAVERN WELL 1 High 4/9/2003 WL NC 6061137 FAUQUIER JOHNSONS MOTEL DRILLED WELL High 3/3/2003 WL NC 6061147 FAUQUIER LEE'S GLEN WELL 1 11/13/2002 WL C 6061410 FAUQUIER M&P PIZZA DRILLED WELL High 3/3/2003 WL NC 6061143 FAUQUIER MAPLEWOOD CHILD CARE CENTERDRAFT WELL 1 WL NTNC 6061148 FAUQUIER MARRIOTT RANCH WELL High 3/3/2003 WL NC

Page 35 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6061150 FAUQUIER MARSH RUN MOBILE HOME PARK WELL 3 (BALL FIELD WELL) High 5/7/2001 WL C 6061150 FAUQUIER MARSH RUN MOBILE HOME PARK WELL 4 (WHITE PROPERTY) High 5/7/2001 WL C 6061200 FAUQUIER MARSHALL WATERWORKS LANE WELL High 11/13/2002 WL C 6061200 FAUQUIER MARSHALL WATERWORKS OWENS WELL 2 High 11/13/2002 WL C 6061200 FAUQUIER MARSHALL WATERWORKS SALEM WELL Moderate 11/13/2002 WL C 6061145 FAUQUIER MARSHALL/COLEMAN SCHOOLS WELL 1 High 11/13/2002 WL NTNC 6061315 FAUQUIER MARY WALTER ELEM SCHOOL WELL 1 High 11/13/2002 WL NTNC 6061366 FAUQUIER MCDONALDS - OPAL WELL High 3/3/2003 WL NC 6061505 FAUQUIER MEADOWS, THE WELL 1 (MEADOWS) High 11/13/2002 WL C 6061505 FAUQUIER MEADOWS, THE WELL 2 (REMINGTON RIDGE) High 11/13/2002 WL C 6061306 FAUQUIER MIDDLEBURG TENNIS CLUB WELL High 3/3/2003 WL NC 6061324 FAUQUIER MIDLAND CHRISTIAN ACADEMY WELL 1 WL NTNC 6061325 FAUQUIER MIDLAND CHURCH OF THE BRETHREN WELL 1 WL NTNC 6061318 FAUQUIER NEW BALTIMORE REGIONAL BUCKLAND OAKS WELL High 11/13/2002 WL C 6061318 FAUQUIER NEW BALTIMORE REGIONAL CEDAR RUN II High 11/13/2002 WL C 6061318 FAUQUIER NEW BALTIMORE REGIONAL HIGH ROCK WELL High 11/13/2002 WL C 6061318 FAUQUIER NEW BALTIMORE REGIONAL HOWELL MANOR High 11/13/2002 WL C 6061318 FAUQUIER NEW BALTIMORE REGIONAL MILL RUN WELL High 11/13/2002 WL C 6061318 FAUQUIER NEW BALTIMORE REGIONAL MOSBY WOODS WELL High 11/13/2002 WL C 6061318 FAUQUIER NEW BALTIMORE REGIONAL ROCK SPRINGS WELL High 11/13/2002 WL C 6061318 FAUQUIER NEW BALTIMORE REGIONAL TERRANOVA WELL High 11/13/2002 WL C 6061117 FAUQUIER OPAL REGIONAL EDGEHILL WELL High 8/15/2001 WL C 6061117 FAUQUIER OPAL REGIONAL ENGLISH MEADOWS WELL High 8/15/2001 WL C 6061380 FAUQUIER ORLEAN RESTAURANT WELL 1 High 3/3/2003 WL NC 6061400 FAUQUIER PARIS WATER SYSTEM WELL 1 High 11/13/2002 WL C 6061400 FAUQUIER PARIS WATER SYSTEM WELL 2 High 11/13/2002 WL C 6061407 FAUQUIER PEARSON ELEMENTARY SCHOOL WELL 1 High 11/13/2002 WL NTNC 6061411 FAUQUIER PETE'S PARK N' EAT WELL 2 High 3/3/2003 WL NC 6061414 FAUQUIER PIEDMONT CHILD CARE WELL 11/13/2002 WL NTNC 6061450 FAUQUIER PLAINS, THE LEE STREET WELL High 11/13/2002 WL C 6061450 FAUQUIER PLAINS, THE ROUTE 55 WELL High 11/13/2002 WL C 6061420 FAUQUIER POPLAR SPRINGS INN WELL 1 High 3/3/2003 WL NC 6061415 FAUQUIER QUARLES TRUCK STOP DRILLED WELL High 11/13/2002 WL NTNC 6061500 FAUQUIER REMINGTON, TOWN OF WELL 1 High 11/13/2002 WL C 6061500 FAUQUIER REMINGTON, TOWN OFDRAFT WELL 2 High 11/13/2002 WL C 6061511 FAUQUIER ROSS INDUSTRIES - MIDLAND WELL 1 WL NTNC

Page 36 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6061515 FAUQUIER SHEETZ 221 WELL 1 High 4/9/2003 WL NC 6061515 FAUQUIER SHEETZ 221 WELL 2 High 4/9/2003 WL NC 6061525 FAUQUIER SKY MEADOWS STATE PARK MANSION WELL 1 High 3/3/2003 WL NC 6061535 FAUQUIER SMITH-MIDLAND CORP WELL 1 High 11/13/2002 WL NTNC 6061535 FAUQUIER SMITH-MIDLAND CORP WELL 2 High 11/13/2002 WL NTNC 6061429 FAUQUIER SOUTHEASTERN ELEMENTARY DRILLED WELL High 11/13/2002 WL NTNC 6061009 FAUQUIER SOUTHERN FAUQUIER CHILD DEVELOPMENT WELL #1 High 5/7/2001 WL NTNC 6061431 FAUQUIER SPITONYS RESTAURANT WELL 1 High 3/3/2003 WL NC 6061437 FAUQUIER TOWN & COUNTRY RESTAURANT WELL 1 High 3/3/2003 WL NC 6061575 FAUQUIER TURNBULL WELL High 11/13/2002 WL C 6061667 FAUQUIER VANGUARD SERVICES-DEEP RUN LODGE WELL 1 (DINING HALL) High 3/3/2003 WL NC 6061667 FAUQUIER VANGUARD SERVICES-DEEP RUN LODGE WELL 2 (BOYS RESIDENCE) 3/3/2003 WL NC 6061595 FAUQUIER VINT HILL WELL 1 High 11/13/2002 WL C 6061595 FAUQUIER VINT HILL WELL 3 High 11/13/2002 WL C 6061595 FAUQUIER VINT HILL WELL 4 High 11/13/2002 WL C 6061597 FAUQUIER VIRGINIA POWER WELL 11/13/2002 WL NTNC 6061604 FAUQUIER WALNUT GROVE CHILD CARE WELL 1 High 11/13/2002 WL NTNC 6061112 FAUQUIER WALNUT GROVE CHILD CARE III WELL #1 High 11/13/2002 WL NTNC 6061600 FAUQUIER WARRENTON, TOWN OF WARRENTON RESERVOIR (CEDAR RUN) High 5/24/2002 IN C 6061600 FAUQUIER WARRENTON, TOWN OF WELL 5 High 5/24/2002 WL C 6061600 FAUQUIER WARRENTON, TOWN OF WELL 6 High 5/24/2002 WL C 6061665 FAUQUIER WATERLOO ESTATES WELL 10 High 11/13/2002 WL C 6061665 FAUQUIER WATERLOO ESTATES WELL 11 High 11/13/2002 WL C 6061665 FAUQUIER WATERLOO ESTATES WELL 2 High 11/13/2002 WL C 6061665 FAUQUIER WATERLOO ESTATES WELL 3 High 11/13/2002 WL C 6061665 FAUQUIER WATERLOO ESTATES WELL 9 High 11/13/2002 WL C 6061666 FAUQUIER WHITEWOOD FOREST DRILLED WELL 1 High 11/13/2002 WL C 1063030 FLOYD APPLE RIDGE FARM WELL WL NC 1063047 FLOYD BIG ROCK TRAILER PARK WELL NO. 1 High 4/24/2002 WL C 1063050 FLOYD BLUE MOUNTAIN SCHOOL WELL High 4/24/2002 WL NTNC 1063775 FLOYD CHATEAU MORRISETTE, INC WELL High 6/5/2002 WL NC 1063143 FLOYD CHECK ELEMENTARY SCHOOL WELL #1 High 4/24/2002 WL NTNC 1063148 FLOYD COPPER HILL DAY CARE CENTER NEW WELL High 6/4/2002 WL NTNC 1063150 FLOYD CRENSHAW LIGHTING WELL High 10/16/2002 WL NTNC 1063152 FLOYD DADDY RABBITS CAMPGROUND TESDRAFT DRILLED WELL Moderate 6/4/2002 WL NC 1063220 FLOYD FLOYD-FLOYD CO PSA WELL NO. 5 High 6/5/2002 WL C

Page 37 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1063220 FLOYD FLOYD-FLOYD CO PSA WELL NO.1 - CHRISTIE WELL High 6/5/2002 WL C 1063220 FLOYD FLOYD-FLOYD CO PSA WELL NO.2 - SHORTT WELL High 6/5/2002 WL C 1063220 FLOYD FLOYD-FLOYD CO PSA WELL NO.3 - FRANK SWEENY WELL High 6/5/2002 WL C 1063269 FLOYD GREAT OAKS COUNTRY CLUB DRILLED WELL High 6/5/2002 WL NTNC 1063272 FLOYD INDIAN VALLEY SCHOOL DRILLED WELL High 4/24/2002 WL NTNC 1063500 FLOYD MABRY MILL NO. 1 WELL NO. 1 High 6/5/2002 WL NC 1063500 FLOYD MABRY MILL NO. 1 WELL NUMBER 3 High 6/5/2002 WL NC 1063501 FLOYD MABRY MILL NO. 2 DRILLED WELL High 6/5/2002 WL NC 1063560 FLOYD PARK RIDGE FOREST CAMPGROUND WELL Moderate 6/5/2002 WL NC 1063292 FLOYD RAY'S RESTAURANT SPRING High 7/16/2002 SP NC 1063700 FLOYD ROCKY KNOB CABINS DRILLED WELL High 6/5/2002 WL NC 1063701 FLOYD ROCKY KNOB MAIN AREA DRILLED WELL High 6/5/2002 WL NC 1063702 FLOYD ROCKY KNOB PICNIC AREA DRILLED WELL High 6/5/2002 WL NC 1063740 FLOYD SLATEMONT SUBDIVISION CHESTNUT SPRING High 10/16/2002 SP NC 1063740 FLOYD SLATEMONT SUBDIVISION WELL 1 High 10/16/2002 WL NC 1063720 FLOYD SPIRIT WIND MINISTRIES CAMPGROUND WELL High 6/4/2002 WL NC 1063742 FLOYD TUGGLES GAP RESTAURANT/INN DRILLED WELL High 6/4/2002 WL NC 1063768 FLOYD TURMAN SPORTS COMPLEX WELL High 6/5/2002 WL NC 1063746 FLOYD VA HIGHLAND HAVEN TES LOWER WELL Moderate WL NC 1063746 FLOYD VA HIGHLAND HAVEN TES MAIN WELL Moderate WL NC 1063751 FLOYD WILLIS ELEMENTARY SCHOOL DRILLED WELL High 4/24/2002 WL NTNC 1063764 FLOYD WILLIS VILLAGE MART/JIM'S GRILL WELL High 6/5/2002 WL NC 1063760 FLOYD WOODBERRY INN WELL High 6/4/2002 WL NC 2065050 FLUVANNA CAMP FRIENDSHIP WELL 1 (DINING HALL/LAKE) High 10/18/2002 WL NTNC 2065050 FLUVANNA CAMP FRIENDSHIP WELL 2 (JUNIOR GIRLS) High 10/18/2002 WL NTNC 2065050 FLUVANNA CAMP FRIENDSHIP WELL 3 (EQUESTRIAN) High 10/18/2002 WL NTNC 2065050 FLUVANNA CAMP FRIENDSHIP WELL 4 (POOL) High 10/18/2002 WL NTNC 2065050 FLUVANNA CAMP FRIENDSHIP WELL 6 (HICKORY) High 10/18/2002 WL NTNC 2065139 FLUVANNA COLUMBIA DISTRICT SCHOOL DRILLED WELL High 8/8/2002 WL NTNC 2065120 FLUVANNA COLUMBIA, TOWN OF DRILLED WELL High 7/3/2002 WL C 2065195 FLUVANNA CUNNINGHAM DISTRICT SCHOOL WELL 2 High 8/8/2002 WL NTNC 2065250 FLUVANNA FLUVANNA CORRECTIONAL CENTER FOR MECHUNK CREEK High 3/26/2002 IN C 2065245 FLUVANNA FLUVANNA COUNTY COURTHOUSE WELL High 10/1/2002 WL NTNC 2065255 FLUVANNA FLUVANNA COUNTY H.S. CENTRAL WELL High 10/1/2002 WL NTNC 2065255 FLUVANNA FLUVANNA COUNTY H.S.DRAFT FOOTBALL WELL High 10/1/2002 WL NTNC 2065255 FLUVANNA FLUVANNA COUNTY H.S. FRONT WELL High 10/1/2002 WL NTNC

Page 38 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2065255 FLUVANNA FLUVANNA COUNTY H.S. HIGH SCHOOL WELL High 10/1/2002 WL NTNC 2065560 FLUVANNA FLUVANNA COUNTY SCHOOL BOARD DRILLED WELL High 10/1/2002 WL NTNC 2065300 FLUVANNA FORK UNION SANITARY DISTRICT BREMO WELL High 9/11/2002 WL C 2065300 FLUVANNA FORK UNION SANITARY DISTRICT MELTON WELL High 9/11/2002 WL C 2065300 FLUVANNA FORK UNION SANITARY DISTRICT MORRIS WELL High 9/11/2002 WL C 2065300 FLUVANNA FORK UNION SANITARY DISTRICT MORRIS WELL 2 High 9/11/2002 WL C 2065300 FLUVANNA FORK UNION SANITARY DISTRICT OMOHUNDRO WELL High 9/11/2002 WL C 2065300 FLUVANNA FORK UNION SANITARY DISTRICT OWENS WELL High 9/11/2002 WL C 2065300 FLUVANNA FORK UNION SANITARY DISTRICT WEST BOTTOM WELL High 9/11/2002 WL C 2065825 FLUVANNA FORK UNION SHOPPING CENTER DRILLED WELL High 9/20/2002 WL NC 2065530 FLUVANNA INN 1831 & RESTAURANT WELL High 9/20/2002 WL NC 2065480 FLUVANNA LAKE MONTICELLO RIVANNA RIVER High 4/11/2002 IN C 2065485 FLUVANNA LAUREL RIDGE GOLF CLUB WELL 1 High 9/20/2002 WL NC 2065240 FLUVANNA MACSTEEL SERVICE CENTERS USA WELL High 8/8/2002 WL NTNC 2065520 FLUVANNA OAKLAND SCHOOL WELL 1 High 7/3/2002 WL C 2065520 FLUVANNA OAKLAND SCHOOL WELL 2 7/3/2002 WL C 2065520 FLUVANNA OAKLAND SCHOOL WELL 3 High 7/3/2002 WL C 2065520 FLUVANNA OAKLAND SCHOOL WELL 5 7/3/2002 WL C 2065525 FLUVANNA OPEN DOOR CHRISTIAN SCHOOL WELL High 8/8/2002 WL NTNC 2065540 FLUVANNA PALMYRA WELL 1 High 9/11/2002 WL C 2065540 FLUVANNA PALMYRA WELL 2A High 9/11/2002 WL C 2065540 FLUVANNA PALMYRA WELL 3 High 9/11/2002 WL C 2065600 FLUVANNA PINE GROVE MOBILE HOME PARK DRILLED WELL High 7/3/2002 WL C 2065781 FLUVANNA STAGECOACH HILLS WELL High 9/11/2002 WL C 2065783 FLUVANNA TENASKA WELL 1 WL NTNC 2065783 FLUVANNA TENASKA WELL 2 WL NTNC 2065833 FLUVANNA WOODSLODGE COTTAGES WELL 1 High 7/3/2002 WL C 2065900 FLUVANNA ZION CROSSROADS TRAILER PARK WELL 3 High 7/3/2002 WL C 2065900 FLUVANNA ZION CROSSROADS TRAILER PARK WELL 4 High 7/3/2002 WL C 3620350 FRANKLIN CITY FRANKLIN, CITY OF WELL NO. 5 (HUNTERDALE) Low 7/17/2002 WL C 3620350 FRANKLIN CITY FRANKLIN, CITY OF WELL NO. 6 (PRETLOW) Low 7/17/2002 WL C 3620350 FRANKLIN CITY FRANKLIN, CITY OF WELL NO. 7 (HUNTERDALE) 7/17/2002 WL C 5067020 FRANKLIN ALTON PARK WELL NO 3 High 10/4/2002 WL C 5067020 FRANKLIN ALTON PARK WELL NO. 1 High 10/4/2002 WL C 5067027 FRANKLIN ARRINGTON TRAILER COURTDRAFT WELL NO. 1 High 2/7/2003 WL C 5067027 FRANKLIN ARRINGTON TRAILER COURT WELL NO. 2 High 2/7/2003 WL C

Page 39 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5067028 FRANKLIN BAY ROC MARINA DRILLED WELL #2 1/31/2003 WL NC 5067035 FRANKLIN BERNARDS LANDING DRILLED WELL 2 1/17/2003 WL C 5067035 FRANKLIN BERNARDS LANDING DRILLED WELL 3 1/17/2003 WL C 5067125 FRANKLIN BLUE RIDGE MARINA & CAMPGROUND DRILLED WELL 11/1/2002 WL NC 5067040 FRANKLIN BOOKER T WASHINGTON VISITOR'S CENTER DRILLED WELL High 12/6/2002 WL NC 5067045 FRANKLIN BOONES MILL ELEMENTARY SCHOOL WELL NO. 2 High 2/7/2003 WL NTNC 5067045 FRANKLIN BOONES MILL ELEMENTARY SCHOOL WELL NO. 3 High 2/7/2003 WL NTNC 5067043 FRANKLIN BOONES MILL TOWN OF DRILLED WELL NO.1 High 11/22/2002 WL C 5067043 FRANKLIN BOONES MILL TOWN OF DRILLED WELL NO.2 11/22/2002 WL C 5067043 FRANKLIN BOONES MILL TOWN OF SPRING High 11/22/2002 SP C 5067042 FRANKLIN BOXWOOD GREEN WELL NO. 3 High 1/31/2003 WL C 5067042 FRANKLIN BOXWOOD GREEN WELL NO. 4 High 1/31/2003 WL C 5067042 FRANKLIN BOXWOOD GREEN WELL NO. 5 High 1/31/2003 WL C 5067052 FRANKLIN BRIDGEWATER PLAZA WELL #1 High 1/31/2003 WL NTNC 5067900 FRANKLIN BROWN'S MOBILE HOME VILLAGE WELL High 11/1/2002 WL C 5067060 FRANKLIN BURNT CHIMNEY SCHOOL WELL High 12/6/2002 WL NTNC 5067064 FRANKLIN CALLAWAY ELEMENTARY SCHOOL DRILLED WELL High 2/7/2003 WL NTNC 5067065 FRANKLIN CARLS PLACE DRILLED WELL High 1/10/2003 WL NC 5067069 FRANKLIN CEDAR RIDGE SUBDIVISION WELL #1 WL C 5067070 FRANKLIN CHEROKEE HILLS DRILLED WELL High 11/1/2002 WL C 5067086 FRANKLIN CONTENTMENT ISLAND WELL NO. 1 WL C 5067086 FRANKLIN CONTENTMENT ISLAND WELL NO. 2 WL C 5067086 FRANKLIN CONTENTMENT ISLAND WELL NO. 3 WL C 5067087 FRANKLIN CRAZYHORSE CAMPGROUND TES WELL NO. 1 High 11/1/2002 WL NC 5067570 FRANKLIN DAIRY QUEEN SMITH MOUNTAIN LAKE WELL High 1/31/2003 WL NC 5067093 FRANKLIN DEER CREEK ESTATES WELL NO 1 High 11/22/2002 WL C 5067093 FRANKLIN DEER CREEK ESTATES WELL NO 2 High 11/22/2002 WL C 5067949 FRANKLIN DOYLE ENTERPRISES INC DRILLED WELL High 1/17/2003 WL NTNC 5067105 FRANKLIN DUDLEY ELEMENTARY SCHOOL DRILLED WELL High 11/22/2002 WL NTNC 5067100 FRANKLIN DUDLEY MART & RESTAURANT DRILLED WELL High 1/10/2003 WL NC 5067239 FRANKLIN DUNCAN FORD MERCURY WELL #1 11/1/2002 WL NTNC 5067059 FRANKLIN EZN MARKET #204 WELL High 1/10/2003 WL NC 5067120 FRANKLIN FERRUM WATER & SEWAGE AUTHORITY WELL # 4 High 10/4/2002 WL C 5067120 FRANKLIN FERRUM WATER & SEWAGE AUTHORITY WELL #1 High 10/4/2002 WL C 5067120 FRANKLIN FERRUM WATER & SEWAGE AUTHORITYDRAFT WELL #5 High 10/4/2002 WL C 5067129 FRANKLIN FORK MOUNTAIN ADULT REST HOME WELL High 2/7/2003 WL C

Page 40 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5067238 FRANKLIN FRANKLIN ACRES WELL NO. 1 High 11/22/2002 WL C 5067238 FRANKLIN FRANKLIN ACRES WELL NO. 2 High 11/22/2002 WL C 5067241 FRANKLIN FRANKLIN CO RECREATION PARK DRILLED WELL High 1/10/2003 WL NC 5067150 FRANKLIN FRANKLIN MOTEL DRILLED WELL High 1/10/2003 WL NC 5067151 FRANKLIN FRANKLIN RESTAURANT WELL NO. 1 1/24/2005 WL NC 5067160 FRANKLIN FREDERICK ACRES WELL #1 High 12/6/2002 WL C 5067255 FRANKLIN GLADE HILL ELEMENTARY SCHOOL WELL #3 High 1/17/2003 WL NTNC 5067256 FRANKLIN GLADE HILL MINUTE MARKET WELL NO. 1 WL NC 5067265 FRANKLIN HALES POINT WATERWORKS WELL NO 3 WL C 5067265 FRANKLIN HALES POINT WATERWORKS WELL NO 4 WL C 5067265 FRANKLIN HALES POINT WATERWORKS WELL NO.2 WL C 5067290 FRANKLIN HENRY ELEMENTARY SCHOOL DRILLED WELL High 2/7/2003 WL NTNC 5067320 FRANKLIN HIGHLAND LAKE SUBDIVISION DRILLED WELL #2 High 11/22/2002 WL C 5067320 FRANKLIN HIGHLAND LAKE SUBDIVISION DRILLED WELL #3 High 11/22/2002 WL C 5067341 FRANKLIN IDLEWOOD SHORES WELL NO. 1 1/4/2006 WL C 5067341 FRANKLIN IDLEWOOD SHORES WELL NO. 2 1/4/2006 WL C 5067350 FRANKLIN KEY LAKEWOOD WELL #1 High 1/31/2003 WL C 5067350 FRANKLIN KEY LAKEWOOD WELL #2 High 1/31/2003 WL C 5067350 FRANKLIN KEY LAKEWOOD WELL #3 High 1/31/2003 WL C 5067916 FRANKLIN LA TRATTORIA WELL NO. 1 High 1/3/2003 WL NC 5067916 FRANKLIN LA TRATTORIA WELL NO.3 High 1/3/2003 WL NC 5067798 FRANKLIN LAKE CENTER/SPRINGWOOD PLAZA EXECUTIVE PARK WELL #1 High 1/31/2003 WL NTNC 5067798 FRANKLIN LAKE CENTER/SPRINGWOOD PLAZA FOOD LION WELL #3 High 1/31/2003 WL NTNC 5067360 FRANKLIN LAKESHORE TERRACE CORPORATION WELL #2 High 2/7/2003 WL C 5067360 FRANKLIN LAKESHORE TERRACE CORPORATION WELL #3 High 2/7/2003 WL C 5067400 FRANKLIN LAKEWOOD FOREST WELL #1 High 12/13/2002 WL C 5067400 FRANKLIN LAKEWOOD FOREST WELL #2 High 12/13/2002 WL C 5067400 FRANKLIN LAKEWOOD FOREST WELL #3 High 12/13/2002 WL C 5067357 FRANKLIN LARC FIELD RECREATION AREA DRILLED WELL High 2/7/2003 WL NC 5067440 FRANKLIN LONG ISLAND ESTATES WELL #2 High 12/6/2002 WL C 5067440 FRANKLIN LONG ISLAND ESTATES WELL #3 High 12/6/2002 WL C 5067440 FRANKLIN LONG ISLAND ESTATES WELL NO 4 High 12/6/2002 WL C 5067466 FRANKLIN LYNVILLE ON THE LAKE WELL 5 High 2/7/2003 WL C 5067466 FRANKLIN LYNVILLE ON THE LAKE WELL 6 High 2/7/2003 WL C 5067466 FRANKLIN LYNVILLE ON THE LAKEDRAFT WELL NO. 7 High 2/7/2003 WL C 5067725 FRANKLIN PARK PLACE MONTEGO BAY WELL 1 12/6/2002 WL C

Page 41 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5067725 FRANKLIN PARK PLACE MONTEGO BAY WELL 2 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE MONTEGO BAY WELL 3 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE MONTEGO BAY WELL 4 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL 12 High 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL 13 High 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL 14 High 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL 15 High 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL A High 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL B High 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL C High 12/6/2002 WL C 5067725 FRANKLIN PARK PLACE WELL E High 12/6/2002 WL C 5067755 FRANKLIN PENHOOK BOAT DOCK DRILLED WELL High 1/31/2003 WL NC 5067754 FRANKLIN PENHOOK MINUTE MARKET WELL High 1/31/2003 WL NC 5067762 FRANKLIN PHILPOTT RES - DEER ISLAND-FOOT BRIDGE WELL NO. 5 High 1/17/2003 WL NC 5067766 FRANKLIN PHILPOTT RES - HORSESHOE POINT-SHELTER WELL NO. 15 High 1/17/2003 WL NC 5067764 FRANKLIN PHILPOTT RES - HORSESHOE POINT-UTILITY WELL NO. 13 High 1/17/2003 WL NC 5067769 FRANKLIN PHILPOTT RES - JAMISON MILL-BUILDING WELL NO. 28 High 1/17/2003 WL NC 5067774 FRANKLIN PHILPOTT RES - SALTHOUSE BRANCH- WELL NO. 21 High 1/17/2003 WL NC 5067763 FRANKLIN PHILPOTT RES - DEER ISLAND-WEST WELL NO. 6 High 1/17/2003 WL NC 5067765 FRANKLIN PHILPOTT RES - HORSESHOE POINT-PICNIC WELL NO. 14 High 1/17/2003 WL NC 5067767 FRANKLIN PHILPOTT RES - JAMISON MILL-PICNIC WELL NO. 22 High 1/17/2003 WL NC 5067773 FRANKLIN PHILPOTT RES - SALTHOUSE BRANCH-BEACH WELL NO. 18 High 1/17/2003 WL NC 5067772 FRANKLIN PHILPOTT RES - SALTHOUSE BRANCH-PICNIC WELL NO. 16 High 1/17/2003 WL NC 5067779 FRANKLIN PHILPOTT RES- TAILRACE WELL NO. 25 High 1/17/2003 WL NC 5067026 FRANKLIN PLATEAU PLAZA WELL #2 WL NTNC 5067781 FRANKLIN REDWOOD EXPRESS MART WELL High 1/3/2003 WL NC 5067785 FRANKLIN RIDGECREST SUBDIVISION WELL #2 High 2/7/2003 WL C 5067788 FRANKLIN RIVERBAY WELL WL C 5067840 FRANKLIN ROCKY MOUNT, TOWN OF BLACKWATER RIVER High 7/29/2002 IN C 5067640 FRANKLIN SALLY'S SEAFOOD DRILLED WELL High 2/7/2003 WL NC 5067935 FRANKLIN SHREDDED PRODUCTS WELL NO. 1 High 2/7/2003 WL NTNC 5067925 FRANKLIN SICHER, BRYAN DENTAL OFFICE WELL NO 1 1/10/2005 WL NC 5067938 FRANKLIN SMART VIEW PICNIC AREA WELL High 4/24/2002 WL NC 5067799 FRANKLIN SMITH MOUNTAIN CHILD CARE WELL 01 High 12/6/2002 WL NTNC 5067960 FRANKLIN SMITH MT LAKE 4H CENTERDRAFT WELL NO. 3 1/3/2003 WL NC 5067942 FRANKLIN SNOW CREEK ELEMENTARY SCHOOL DRILLED WELL High 1/31/2003 WL NTNC

Page 42 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5067945 FRANKLIN SONTAG ELEMENTARY SCHOOL DRILLED WELL High 1/31/2003 WL NTNC 5067359 FRANKLIN STARWOOD/LAKEMOUNT WELL #5 High 10/11/2002 WL C 5067359 FRANKLIN STARWOOD/LAKEMOUNT WELL #7 High 10/11/2002 WL C 5067740 FRANKLIN STONY CREEK SEAFOOD AND STEAKS WELL High 2/7/2003 WL NC 5067937 FRANKLIN STRIPERS LANDING WELL 1 High 1/17/2003 WL C 5067937 FRANKLIN STRIPERS LANDING WELL 10 High 1/17/2003 WL C 5067937 FRANKLIN STRIPERS LANDING WELL NO 11 High 1/17/2003 WL C 5067937 FRANKLIN STRIPERS LANDING WELL NO 6 High 1/17/2003 WL C 5067943 FRANKLIN SUNSHINE VALLEY SCHOOL WELL NO 1 High 1/3/2003 WL NTNC 5067952 FRANKLIN TEEL BROOKE ESTATES WELL NO. 1 High 2/7/2003 WL C 5067952 FRANKLIN TEEL BROOKE ESTATES WELL NO. 15 High 2/7/2003 WL C 5067952 FRANKLIN TEEL BROOKE ESTATES WELL NO. 19 High 2/7/2003 WL C 5067475 FRANKLIN THE BLACKWATER CAFE DRILLED WELL 1/31/2003 WL NC 5067039 FRANKLIN THE BOARDWALK WELL NO. 3 WL C 5067254 FRANKLIN THE MEADOWS WELL 5 High 2/7/2003 WL C 5067961 FRANKLIN THE WATERS EDGE WELL NO 12 High 10/4/2002 WL C 5067961 FRANKLIN THE WATERS EDGE WELL NO 4 High 10/4/2002 WL C 5067961 FRANKLIN THE WATERS EDGE WELL NO 7 High 10/4/2002 WL C 5067961 FRANKLIN THE WATERS EDGE WELL NO.3 High 10/4/2002 WL C 5067950 FRANKLIN TWIN COVES WATER WORKS, INC. WELL #3 High 1/31/2003 WL C 5067950 FRANKLIN TWIN COVES WATER WORKS, INC. WELL 2 High 1/31/2003 WL C 5067950 FRANKLIN TWIN COVES WATER WORKS, INC. WOODBROOK WELL High 1/31/2003 WL C 5067780 FRANKLIN VIOLET'S RESTAURANT WELL #2 1/3/2003 WL NC 5067954 FRANKLIN WAID PARK WELL High 1/3/2003 WL NC 5067957 FRANKLIN WALNUT RUN WELL NO 1 High 2/7/2003 WL C 5067957 FRANKLIN WALNUT RUN WELL NO 2 High 2/7/2003 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO 13 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO 2 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO 3 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO 4 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO 5 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO 6 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO 7 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9 WELL NO. 15 High 10/11/2002 WL C 5067958 FRANKLIN WATERFRONT SECTION 2-9DRAFT WELL NO. 16 High 10/11/2002 WL C 5067956 FRANKLIN WATERFRONT SECTION I&XI WELL NO 1 High 11/1/2002 WL C

Page 43 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5067956 FRANKLIN WATERFRONT SECTION I&XI WELL NO 2 High 11/1/2002 WL C 5067956 FRANKLIN WATERFRONT SECTION I&XI WELL NO 3 High 11/1/2002 WL C 5067956 FRANKLIN WATERFRONT SECTION I&XI WELL NO 4 High 11/1/2002 WL C 5067963 FRANKLIN WAVERLY WELL NO. 1 High 12/6/2002 WL C 5067963 FRANKLIN WAVERLY WELL NO. 2 High 12/6/2002 WL C 5067959 FRANKLIN WEATHERWOOD SUBDIVISION WELL NO 1 High 2/7/2003 WL C 5067959 FRANKLIN WEATHERWOOD SUBDIVISION WELL NO 2 High 2/7/2003 WL C 5067959 FRANKLIN WEATHERWOOD SUBDIVISION WELL NO 3 High 2/7/2003 WL C 5067959 FRANKLIN WEATHERWOOD SUBDIVISION WELL NO 4 High 2/7/2003 WL C 5067970 FRANKLIN WESTLAKE TOWNE CENTER WELL NO 3 9/22/2004 WL NTNC 5067970 FRANKLIN WESTLAKE TOWNE CENTER WELL NO 4 9/22/2004 WL NTNC 5067970 FRANKLIN WESTLAKE TOWNE CENTER WELL NO 5 9/22/2004 WL NTNC 5067348 FRANKLIN WESTLAKE WATER COMPANY ARROWHEAD VILL WELL # 1 High 2/7/2003 WL C 5067348 FRANKLIN WESTLAKE WATER COMPANY ARROWHEAD VILL WELL # 2 High 2/7/2003 WL C 5067348 FRANKLIN WESTLAKE WATER COMPANY ARROWHEAD VILL WELL #3 High 2/7/2003 WL C 5067348 FRANKLIN WESTLAKE WATER COMPANY ARROWHEAD VILL WELL #4 High 2/7/2003 WL C 5067348 FRANKLIN WESTLAKE WATER COMPANY ARROWHEAD VILL WELL #5 High 2/7/2003 WL C 5067348 FRANKLIN WESTLAKE WATER COMPANY ARROWHEAD VILL WELL #6 High 2/7/2003 WL C 5067348 FRANKLIN WESTLAKE WATER COMPANY CHESTNUT CREEK WELL #1 High 2/7/2003 WL C 5067348 FRANKLIN WESTLAKE WATER COMPANY CHESTNUT CREEK WELL #7 High 2/7/2003 WL C 5067349 FRANKLIN WESTLAKE WATERFRONT INN WELL NO 1 High 1/31/2003 WL NC 5067975 FRANKLIN WILLOW CREEK COUNTRY CLUB WELL High 1/3/2003 WL NC 5067977 FRANKLIN WINDMERE POINT WELL #2 High 10/4/2002 WL C 5067977 FRANKLIN WINDMERE POINT WELL #3 High 10/4/2002 WL C 5067977 FRANKLIN WINDMERE POINT WELL #4 10/4/2002 WL C 5067980 FRANKLIN WINDY GAP MOUNTAIN VILLAGE WELL NO 2 Moderate 3/21/2003 WL C 5067980 FRANKLIN WINDY GAP MOUNTAIN VILLAGE WELL NO 4 Moderate 3/21/2003 WL C 5067980 FRANKLIN WINDY GAP MOUNTAIN VILLAGE WELL NO 5 Moderate 3/21/2003 WL C 2069022 FREDERICK ANTHONY'S IV PIZZA - SIGNAL STATION WELL High 12/18/2002 WL NC 2069062 FREDERICK BATTLE OF CEDAR CREEK CAMP TES DRILLED WELL High 12/18/2002 WL NC 2069070 FREDERICK BETHEL LUTHERAN CHURCH WELL NO. 1 High 12/18/2002 WL NTNC 2069400 FREDERICK CAMP ROCK ENON SPRING High 10/30/2002 WL NC 2069116 FREDERICK CANDY HILL CAMPGROUND DRILLED WELL High 12/18/2002 WL NC 2069125 FREDERICK CIVES STEEL COMPANY WELL NO. 1 High 12/18/2002 WL NTNC 2069114 FREDERICK COLUMBIA BAPTIST RETREAT CENTERDRAFT WELL High 12/18/2002 WL NC 2069137 FREDERICK COVE CAMPGROUND SPRING High 12/18/2002 WL NC

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2069180 FREDERICK ECHO VILLAGE MOTEL DEEP WELL High 12/18/2002 WL NC 2069204 FREDERICK FARMERS LIVESTOCK EXCHANGE INC DRILLED WELL High 12/19/2002 WL NC 2069230 FREDERICK FLYING J TRAVEL PLAZA WELL NO. 1 High 12/19/2002 WL NTNC 2069250 FREDERICK FREDERICK COUNTY SANITATION AUTH CLEAR BROOK QUARRY (PIT 2) High 10/30/2002 IN C 2069250 FREDERICK FREDERICK COUNTY SANITATION AUTH CLEAR BROOK WELL High 10/30/2002 WL C 2069250 FREDERICK FREDERICK COUNTY SANITATION AUTH LONGACRE WELL High 10/30/2002 WL C 2069250 FREDERICK FREDERICK COUNTY SANITATION AUTH STEPHENS CITY QUARRY (NORTH) High 10/30/2002 IN C 2069250 FREDERICK FREDERICK COUNTY SANITATION AUTH WHETZEL SPRING WELL High 10/30/2002 WL C 2069258 FREDERICK GAINESBORO ELEMENTARY SCHOOL WELL NO. 1 High 12/19/2002 WL NTNC 2069208 FREDERICK HAYFIELD FAMILY REST DRILLED WELL High 12/19/2002 WL NC 2069300 FREDERICK HILLTOP MOBILE HOME PARK WELL NO. 1 High 12/19/2002 WL C 2069730 FREDERICK HUNTING RIDGE RETREAT WELL High 10/30/2002 WL NC 2069305 FREDERICK INDIAN HOLLOW ELEMENTARY SCHOOL WELL NO. 1 High 12/19/2002 WL NTNC 2069343 FREDERICK JACK'S COUNTRY CUPBOARD WELL 12/20/2002 WL NC 2069326 FREDERICK LOG CABIN CAMPGROUND WELL High 12/19/2002 WL NC 2069900 FREDERICK MILLER & ANDERSON WELL NO. 1 High 12/20/2002 WL NTNC 2069345 FREDERICK NORTH/SOUTH SKIRMISH WELL #1 WELL High 10/30/2002 WL NC 2069346 FREDERICK NORTH/SOUTH SKIRMISH WELL #2 SKIRMISH 2 High 10/8/2002 WL NC 2069347 FREDERICK NORTH/SOUTH SKIRMISH WELL #3 WELL (5) High 10/30/2002 WL NC 2069348 FREDERICK NORTH/SOUTH SKIRMISH WELL #4 WELL High 10/30/2002 WL NC 2069349 FREDERICK NORTH/SOUTH SKIRMISH WELL #5 WELL High 10/8/2002 WL NC 2069045 FREDERICK ORCHARD VIEW ELEMENTARY SCHOOL WELL NO. 1 High 10/2/2002 WL NTNC 2069378 FREDERICK REDLAND UNITED METHODIST CHURCH WELL NO. 1 High 12/20/2002 WL NTNC 2069421 FREDERICK ROSEDALE BAPTIST CHURCH WELL NO. 1 (CHURCH WELL) High 12/20/2002 WL NTNC 2069421 FREDERICK ROSEDALE BAPTIST CHURCH WELL NO. 2 (ACADEMY WELL) High 12/20/2002 WL NTNC 2069525 FREDERICK SHAWNEE LAND WELL NO. 1 (NO. 1, SECTION 1) High 9/18/2002 WL C 2069525 FREDERICK SHAWNEE LAND WELL NO. 2 (NO. 2, SECTION 1) High 9/18/2002 WL C 2069525 FREDERICK SHAWNEE LAND WELL NO. 3 (N0. 1, SECTION 2) High 9/18/2002 WL C 2069525 FREDERICK SHAWNEE LAND WELL NO. 4 (NO. 2, SECTION 2) High 9/18/2002 WL C 2069528 FREDERICK SHAWNEE SPRINGS MARKET WELL NO. 1 WL NC 2069650 FREDERICK SUMMIT WELL NO 9 High 10/25/2002 WL C 2069650 FREDERICK SUMMIT WELL NO. 1 High 10/25/2002 WL C 2069650 FREDERICK SUMMIT WELL NO. 2 High 10/25/2002 WL C 2069650 FREDERICK SUMMIT WELL NO. 3 High 10/25/2002 WL C 2069650 FREDERICK SUMMITDRAFT WELL NO. 4 High 10/25/2002 WL C 2069650 FREDERICK SUMMIT WELL NO. 7 High 10/25/2002 WL C

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2069650 FREDERICK SUMMIT WELL NO. 8 High 10/25/2002 WL C 2069725 FREDERICK TAVENNER TRAILER COURT WELL NO 1 (BLOCKHOUSE WELL) High 1/29/2003 WL C 2069725 FREDERICK TAVENNER TRAILER COURT WELL NO 4 (BALL PARK WELL) High 1/29/2003 WL C 2069329 FREDERICK TIMBER RIDGE SCHOOL WELL NO. 1 High 12/20/2002 WL NTNC 2069329 FREDERICK TIMBER RIDGE SCHOOL WELL NO. 2 High 12/20/2002 WL NTNC 2069329 FREDERICK TIMBER RIDGE SCHOOL WELL NO. 3 High 12/20/2002 WL NTNC 2069773 FREDERICK VALLEY PROTEINS (CORPORATE WELL NO 6 High 12/20/2002 WL NTNC 2069772 FREDERICK VALLEY PROTEINS (PROCESSING FACILITY) WELL NO. 3 High 12/20/2002 WL NTNC 2069772 FREDERICK VALLEY PROTEINS (PROCESSING FACILITY) WELL NO. 5 High 12/20/2002 WL NTNC 2069795 FREDERICK VDOT - WINCHESTER COMPLEX WELL NO. 1 High 12/20/2002 WL NC 2069668 FREDERICK XPRESS STOP, INC WELL High 10/30/2002 WL NC 1640243 GALAX GALAX, CITY OF CHESTNUT CREEK High 7/18/2002 IN C 1071080 GILES CASCADES WELL High 4/24/2002 WL NC 1071886 GILES CHEMICAL LIME COMPANY - PLANT NO 2 WELL High 4/24/2002 WL NTNC 1071568 GILES CHEMICAL LIME CORPORATION - PLANT NO 1 SPRING High 4/24/2002 SP C 1071104 GILES CINERGY WELL NO. 7 4/24/2002 WL NTNC 1071104 GILES CINERGY WELL NO. 9 4/24/2002 WL NTNC 1071170 GILES EDGEWOOD WATER CO DRILLED WELL High 4/24/2002 WL C 1071205 GILES FOREST HILLS ASSOCIATION WELL Moderate 4/24/2002 WL C 1071455 GILES GILES COUNTY PSA WELL 4 High 4/24/2002 WL C 1071455 GILES GILES COUNTY PSA WTP WELL High 4/24/2002 WL C 1071095 GILES GILES COUNTY WELLNESS CENTER WELL High 4/24/2002 WL NC 1071551 GILES MOUNTAIN LAKE HOTEL WELL NO. 1 High 4/24/2002 WL NTNC 1071551 GILES MOUNTAIN LAKE HOTEL WELL NO. 2 High 4/24/2002 WL NTNC 1071550 GILES MT. LAKE BI0LOGICAL STATION WELL High 4/24/2002 WL NC 1071565 GILES NARROWS, TOWN OF NORTH WELL High 4/24/2002 WL C 1071565 GILES NARROWS, TOWN OF ORCHARD WELL High 4/24/2002 WL C 1071576 GILES NEW RIVER PARK DRILLED WELL 4/24/2002 WL NC 1071920 GILES RAM/WAYSIDE COMMUNITY WATER SYSTEM WELL High 6/5/2003 WL C 1071700 GILES RICH CREEK, TOWN OF WELL NO. 4 High 6/5/2003 WL C 1071910 GILES WALNUT FLATS WELL High 4/24/2002 WL NC 1071955 GILES WHITE ROCKS RECREATION AREA WELL High 4/24/2002 WL NC 4073915 GLOUCESTER ANN'S COUNTRY DINING DRILLED WELL High 12/31/2002 WL NC 4073045 GLOUCESTER ARK PARK WELL Low 9/30/2003 WL NC 4073015 GLOUCESTER BEAVER DAM PARK (RANGER'S STATION)DRAFT DRILLED WELL WL NC 4073004 GLOUCESTER BEAVER DAM PARK (RT. 606) WELL Low 12/31/2002 WL NC

Page 46 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4073005 GLOUCESTER BETHEL ELEMENTARY SCHOOL DRILLED WELL #1 Low 6/25/2002 WL NTNC 4073005 GLOUCESTER BETHEL ELEMENTARY SCHOOL DRILLED WELL #2 Low 6/25/2002 WL NTNC 4073005 GLOUCESTER BETHEL ELEMENTARY SCHOOL DRILLED WELL #3 Low 6/25/2002 WL NTNC 4073120 GLOUCESTER BURKES MILL POND CAMPGROUND DRILLED WELL High 1/24/2003 WL NC 4073147 GLOUCESTER CARTERS COVE RECREATION CENTER WELL Low 12/31/2002 WL NC 4073150 GLOUCESTER CROWN POINTE MARINA DRILLED WELL WL NC 4073150 GLOUCESTER CROWN POINTE MARINA WELL # 2 WL NC 4073316 GLOUCESTER GET N ZIP WELL Low 12/31/2002 WL NC 4073300 GLOUCESTER GLOUCESTER BANKS DRILLED WELL #1 High 2/20/2002 WL NC 4073300 GLOUCESTER GLOUCESTER BANKS DRILLED WELL #2 High 2/20/2002 WL NC 4073300 GLOUCESTER GLOUCESTER BANKS DRILLED WELL #3 Low 2/20/2002 WL NC 4073311 GLOUCESTER GLOUCESTER CO WATER TREATMENT PLT BEAVER DAM INTAKE High 6/28/2002 IN C 4073311 GLOUCESTER GLOUCESTER CO WATER TREATMENT PLT RO WELL # 1 Low 6/28/2002 WL C 4073311 GLOUCESTER GLOUCESTER CO WATER TREATMENT PLT RO WELL # 2 Low 6/28/2002 WL C 4073301 GLOUCESTER GLOUCESTER COUNTRY CLUB WELL # 2 12/31/2002 WL NC 4073330 GLOUCESTER GLOUCESTER MOOSE FAMILY #886 WELL High 12/31/2002 WL NC 4073308 GLOUCESTER GLOUCESTER POINT CAMPGROUNDS BACK BATHHOUSE WELL High 1/27/2003 WL NC 4073308 GLOUCESTER GLOUCESTER POINT CAMPGROUNDS MAIN HOUSE WELL High 1/27/2003 WL NC 4073308 GLOUCESTER GLOUCESTER POINT CAMPGROUNDS PLAYGROUND WELL High 1/27/2003 WL NC 4073308 GLOUCESTER GLOUCESTER POINT CAMPGROUNDS WELL ADJACENT LP GAS High 1/27/2003 WL NC 4073335 GLOUCESTER GRAND KIDS CHILD CARE DRILLED WELL WL NTNC 4073510 GLOUCESTER LAURELWOOD ESTATES TRAILER PK DRILLED WELL #2 Low 6/26/2002 WL C 4073510 GLOUCESTER LAURELWOOD ESTATES TRAILER PK DRILLED WELL #3 6/26/2002 WL C 4073230 GLOUCESTER MAJESTY CHRISTIAN ACADEMY WELL High 12/31/2002 WL NTNC 4073060 GLOUCESTER OASIS, THE DRILLED WELL High 9/30/2003 WL NC 4073678 GLOUCESTER PEASLEY MIDDLE SCHOOL DRILLED WELL #1 Low 6/25/2002 WL NTNC 4073678 GLOUCESTER PEASLEY MIDDLE SCHOOL DRILLED WELL #2 Low 6/25/2002 WL NTNC 4073678 GLOUCESTER PEASLEY MIDDLE SCHOOL DRILLED WELL #3 Low 6/25/2002 WL NTNC 4073360 GLOUCESTER PETSWORTH ELEMENTARY SCHOOL DRILLED WELL #2 Low 6/25/2002 WL NTNC 4073360 GLOUCESTER PETSWORTH ELEMENTARY SCHOOL DRILLED WELL #3 Low 6/25/2002 WL NTNC 4073735 GLOUCESTER R&L TRAILER PARK DRILLED WELL #1 High 2/27/2002 WL C 4073735 GLOUCESTER R&L TRAILER PARK DRILLED WELL #2 Low 2/27/2002 WL C 4073700 GLOUCESTER RAPPAHANNOCK COMMUNITY COLLEGE DRILLED WELL Low 2/27/2002 WL NTNC 4073196 GLOUCESTER THOUSAND TRAILS INC WELL # 2 12/31/2002 WL NC 4073302 GLOUCESTER WARE ACADEMYDRAFT DRILLED WELL Low 2/14/2002 WL NTNC 4073880 GLOUCESTER WARE RIVER YACHT CLUB DEEP WELL High 12/31/2002 WL NC

Page 47 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4073882 GLOUCESTER WARNER HALL PROPERTIES WELL Low 12/31/2002 WL NC 4073800 GLOUCESTER WATERVIEW MOBILE HOME PARK DRILLED WELL #1 Low 6/24/2002 WL C 4073800 GLOUCESTER WATERVIEW MOBILE HOME PARK DRILLED WELL #3 Low 6/24/2002 WL C 4073895 GLOUCESTER WHITCOMB LODGE & ENVIRONMENTAL ED WELL Low 1/24/2003 WL NC 4075010 GOOCHLAND ALLEY'S MOTEL DRILLED WELL High 8/26/2002 WL NC 4075025 GOOCHLAND BOGEYS SPORTS PARK WELL NO. 1 High 8/26/2002 WL NC 4075036 GOOCHLAND BROADVIEW SHOPPING CENTER WELL NO. 1 (SEPT 2000) High 2/23/2005 WL NTNC 4075036 GOOCHLAND BROADVIEW SHOPPING CENTER WELL NO. 3 (AUG 2000) High 2/23/2005 WL NTNC 4075720 GOOCHLAND BROTHERS ITALIAN RESTAURANT WELL High 8/26/2002 WL NC 4075040 GOOCHLAND BYRD ELEMENTARY SCHOOL WELL High 1/9/2002 WL NTNC 4075049 GOOCHLAND CAMP HILBERT DRILLED WELL High 8/26/2002 WL NC 4075055 GOOCHLAND CAMP LITTLE HAWK WELL High 8/26/2002 WL NC 4075045 GOOCHLAND CAMP T. BRADY SAUNDERS WELL NO. 1 High 8/26/2002 WL NC 4075085 GOOCHLAND COLLEGIATE ATHLETIC COMPLEX WELL NO. 1 2/27/2004 WL NC 4075020 GOOCHLAND COUNTRY STORE, THE WELL High 8/26/2002 WL NC 4075100 GOOCHLAND CROZIER DRILLED WELL NO. 1 High 1/8/2002 WL C 4075200 GOOCHLAND ELK HILL FARM DRILLED WELL High 1/8/2002 WL C 4075225 GOOCHLAND FAS MART #16 WELL High 8/26/2002 WL NC 4075240 GOOCHLAND FOX HEAD INN DRILLED WELL High 8/26/2002 WL NC 4075285 GOOCHLAND GOOCHLAND MIDDLE SCHOOL WELL High 1/9/2002 WL NTNC 4075350 GOOCHLAND HERMITAGE COUNTRY CLUB WELL High 1/9/2002 WL NTNC 4075368 GOOCHLAND HICKORY NOTCH GRILL DRILLED WELL High 8/26/2002 WL NC 4075390 GOOCHLAND I-64 REST AREA EBL -OILVILLE DRILLED WELL High 1/9/2002 WL NC 4075391 GOOCHLAND I-64 REST AREA WBL-OILVILLE DRILLED WELL High 1/9/2002 WL NC 4075735 GOOCHLAND JAMES RIVER CORRECTIONAL CTR BEAVERDAM CREEK RAW WATER INTAKE High 1/10/2002 IN C 4075735 GOOCHLAND JAMES RIVER CORRECTIONAL CTR JAMES RIVER INTAKE High 1/10/2002 IN C 4075400 GOOCHLAND JAMES RIVER ESTATES DRILLED WELL NO. 1 High 1/9/2002 WL C 4075400 GOOCHLAND JAMES RIVER ESTATES DRILLED WELL NO. 1A High 1/9/2002 WL C 4075400 GOOCHLAND JAMES RIVER ESTATES DRILLED WELL NO. 2 High 1/9/2002 WL C 4075400 GOOCHLAND JAMES RIVER ESTATES DRILLED WELL NO. 2A High 1/9/2002 WL C 4075420 GOOCHLAND JENKINS MOBILE HOME PARK DUG WELL NO. 1 High 1/9/2002 WL C 4075420 GOOCHLAND JENKINS MOBILE HOME PARK DUG WELL NO. 2 High 1/9/2002 WL C 4075500 GOOCHLAND MANAKIN FARMS DRILLED WELL NO. 10 High 1/9/2002 WL C 4075500 GOOCHLAND MANAKIN FARMS DRILLED WELL NO. 11 High 1/9/2002 WL C 4075500 GOOCHLAND MANAKIN FARMSDRAFT DRILLED WELL NO. 12 High 1/9/2002 WL C 4075500 GOOCHLAND MANAKIN FARMS DRILLED WELL NO. 6 High 1/9/2002 WL C

Page 48 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4075500 GOOCHLAND MANAKIN FARMS DRILLED WELL NO. 7 High 1/9/2002 WL C 4075500 GOOCHLAND MANAKIN FARMS DRILLED WELL NO. 9 High 1/9/2002 WL C 4075030 GOOCHLAND MANAKIN GRILL DRILLED WELL High 8/26/2002 WL NC 4075520 GOOCHLAND MEADOWS NURSING CENTER DRILLED WELL High 1/9/2002 WL C 4075610 GOOCHLAND OILVILLE EXXON AND CONVENIENCE WELL High 8/26/2002 WL NC 4075615 GOOCHLAND OILVILLE OFFICE PARK DRILLED WELL High 2/23/2005 WL NC 4075630 GOOCHLAND PAGEBROOK DRILLED WELL NO. 3 High 1/9/2002 WL C 4075630 GOOCHLAND PAGEBROOK DRILLED WELL NO. 4 High 1/9/2002 WL C 4075660 GOOCHLAND RANDOLPH ELEMENTARY SCHOOL WELL High 1/9/2002 WL NTNC 4075060 GOOCHLAND RED OAK CAFE DRILLED WELL High 8/26/2002 WL NC 4075670 GOOCHLAND RICHMOND COUNTRY CLUB DRILLED WELL High 8/26/2002 WL NTNC 4075701 GOOCHLAND ROYAL VIRGINIA GOLF CLUB WELL High 8/26/2002 WL NC 4075705 GOOCHLAND SABOT HILL FARM WELL NO. 1 High 2/23/2005 WL NTNC 4075708 GOOCHLAND SALEM BAPTIST CHURCH WELL NO. 1 High 2/23/2005 WL NTNC 4075600 GOOCHLAND SEIBERT'S OILVILLE BP WELL High 8/26/2002 WL NC 4075703 GOOCHLAND ST. CATHERINE SCHOOL ATHLETIC COMPLEX WELL NO. 1 Low 3/18/2005 WL NC 4075465 GOOCHLAND STEWARD'S CAFE DRILLED IIB WELL High 8/26/2002 WL NC 4075780 GOOCHLAND SYCAMORE CREEK GOLF COURSE DRILLED WELL High 8/26/2002 WL NC 4075790 GOOCHLAND TANGLEWOOD ORDINARY DRILLED WELL High 8/26/2002 WL NC 4075880 GOOCHLAND VETERINARY REFERRAL & CRITICAL CARE WELL NO. 1 WL NTNC 4075880 GOOCHLAND VETERINARY REFERRAL & CRITICAL CARE WELL NO. 2 WL NTNC 4075920 GOOCHLAND WESTVIEW ON THE JAMES WELL NO. 1 High 8/26/2002 WL NC 4075920 GOOCHLAND WESTVIEW ON THE JAMES WELL NO. 2 High 8/26/2002 WL NC 1077411 GRAYSON 21 GROCERY WELL High 5/28/2002 WL NC 1077048 GRAYSON BAYWOOD ELEMENTARY SCHOOL DRILLED WELL High 3/8/2002 WL NTNC 1077052 GRAYSON BRIDLE CREEK ELEMENTARY SCHOOL DRILLED WELL High 4/4/2002 WL NTNC 1077098 GRAYSON CAMP DICKENSON DRILLED WELL High 5/28/2002 WL NC 1077070 GRAYSON CHEERIO ADVENTURES WELL High 10/4/2002 WL NC 1077125 GRAYSON COMER ROCK CAMPGROUND HAND PUMP WELL High 4/4/2002 WL NC 1077126 GRAYSON COMER ROCK PICNIC AREA WELL High 4/4/2002 WL NC 1077135 GRAYSON CREEPER TRAIL CAMPGROUND DRILLED WELL High 5/28/2002 WL NC 1077149 GRAYSON ELK CREEK ELEMENTARY SCHOOL DRILLED WELL High 3/8/2002 WL NTNC 1077240 GRAYSON FRIES, TOWN OF EAGLE BOTTOM CREEK Moderate 7/18/2002 IN C 1077263 GRAYSON GRAYSON HIGHLAND OFFICE WELL NO. 12 High 3/8/2002 WL NC 1077262 GRAYSON GRAYSON HIGHLANDS CAMPGROUNDDRAFT WELL NO. 11 Moderate 5/30/2002 WL NC 1077262 GRAYSON GRAYSON HIGHLANDS CAMPGROUND WELL NO. 14 Moderate 5/30/2002 WL NC

Page 49 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1077262 GRAYSON GRAYSON HIGHLANDS CAMPGROUND WELL NO. 3 Moderate 5/30/2002 WL NC 1077261 GRAYSON GRAYSON HIGHLANDS PICNIC AREA WELL NO. 2 High 4/4/2002 WL NC 1077260 GRAYSON GRAYSON HIGHLANDS VISITORS CENTER WELL NO. 8 High 4/4/2002 WL NC 1077259 GRAYSON GRAYSON HIGHLAND-STABLES WELL NO. 13 High 4/4/2002 WL NC 1077285 GRAYSON HOUNDSHELL CAMPGROUND SPRING High 5/28/2002 SP NC 1077335 GRAYSON INDEPENDENCE, TOWN OF CASSELL WELL High 3/8/2002 WL C 1077335 GRAYSON INDEPENDENCE, TOWN OF HALL WELL High 3/8/2002 WL C 1077335 GRAYSON INDEPENDENCE, TOWN OF PARSONS WELL High 3/8/2002 WL C 1077335 GRAYSON INDEPENDENCE, TOWN OF REEVES WELL High 3/8/2002 WL C 1077392 GRAYSON LAWN ACRES TRAILER PARK WELL High 3/8/2002 WL C 1077851 GRAYSON LOG HOUSE TRADING POST & RESTAURANT WELL High 5/28/2002 WL NC 1077547 GRAYSON MT ROGERS SCHOOL DRILLED WELL High 4/4/2002 WL NTNC 1077551 GRAYSON MT. ROGERS VOLUNTEER FIRE DEPT. WELL High 5/28/2002 WL NC 1077499 GRAYSON NEW RIVER CAMPGROUND & CANOE WELL High 5/28/2002 WL NC 1077539 GRAYSON OAK HILL ACADEMY WELL NO. 1 High 4/4/2002 WL C 1077539 GRAYSON OAK HILL ACADEMY WELL NO. 3 High 4/4/2002 WL C 1077539 GRAYSON OAK HILL ACADEMY WELL NO. 5 High 4/4/2002 WL C 1077595 GRAYSON PATTON RV PARK WELL WL NC 1077618 GRAYSON PROVIDENCE ELEMENTARY SCHOOL DRILLED WELL Moderate 4/4/2002 WL NTNC 1077731 GRAYSON SHADY SHACK CAMPGROUND WELL High 5/28/2002 WL NC 1077750 GRAYSON SUN VALLEY TRAILER PARK WELL High 4/4/2002 WL C 1077775 GRAYSON TROUTDALE, TOWN OF MR CASUALS WELL High 4/4/2002 WL C 1077775 GRAYSON TROUTDALE, TOWN OF ROSS WELL High 4/4/2002 WL C 1077775 GRAYSON TROUTDALE, TOWN OF WESTINGHOUSE WELL High 4/4/2002 WL C 1077900 GRAYSON WHITETOP STATION WHITETOP TRAIN STATION WELL High 10/4/2002 WL NC 2079125 GREENE BLUE RIDGE SCHOOL WELL 2 High 7/3/2002 WL C 2079125 GREENE BLUE RIDGE SCHOOL WELL 3 High 7/3/2002 WL C 2079125 GREENE BLUE RIDGE SCHOOL WELL 4 High 7/3/2002 WL C 2079125 GREENE BLUE RIDGE SCHOOL WELL 5 High 7/3/2002 WL C 2079125 GREENE BLUE RIDGE SCHOOL WELL 6 High 7/3/2002 WL C 2079495 GREENE GREENE HILLS CLUB, INC. DRILLED WELL High 2/11/2003 WL NC 2079495 GREENE GREENE HILLS CLUB, INC. WELL 2 High 2/11/2003 WL NC 2079498 GREENE HEAVENLY ACRES CAMPGROUND WELL High 11/19/2002 WL NC 2079590 GREENE MOUNTAIN LAKES WATER COMPANY BLUE RUN WELL 1 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANYDRAFT BLUE RUN WELL 2 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY DURHAM WELL 1 High 9/20/2002 WL C

Page 50 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2079590 GREENE MOUNTAIN LAKES WATER COMPANY DURHAM WELL 2 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY DURHAM WELL 3 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY DURHAM WELL 4 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY DURHAM WELL 5 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY DURHAM WELL 6 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY GREENE MOUNTAIN LAKE WELL 215 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY STANARDSVILLE RUN 1 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY STANARDSVILLE RUN 2 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY TWIN LAKES LOT D-2 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY TWIN LAKES LOT Q-4 High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY WELL 1 GREENE MN LAKE High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY WELL 1 TWIN LAKES LOT (Q-3) High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY WELL 2 GREENE MN LAKE High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY WELL 2 TWIN LAKES LOT (Q-3) High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY WELL 3 TWIN LAKES LOT (Q-3) High 9/20/2002 WL C 2079590 GREENE MOUNTAIN LAKES WATER COMPANY WELL B-21 TWIN LAKES High 9/20/2002 WL C 2079625 GREENE RAPIDAN SERVICE AUTHORITY LYDIA SPRINGS High 3/27/2002 SP C 2079625 GREENE RAPIDAN SERVICE AUTHORITY RAPIDAN RIVER High 3/27/2002 IN C 2079775 GREENE SNP-SIMMONS GAP SPRING NO. 1 Moderate SP NC 2079775 GREENE SNP-SIMMONS GAP WELL NO. 1 High WL NC 2079825 GREENE SNP-SOUTH RIVER PICNIC GROUNDS SPRING NO. 1 High 11/4/2002 SP NC 3081160 GREENSVILLE CATTAIL CREEK CAMPGROUND WELL High 10/31/2002 WL NC 3081075 GREENSVILLE EMPORIA ARMORY EMPORIA ARMORY High 12/5/2002 WL NC 3081550 GREENSVILLE GCWSA - JARRATT NOTTOWAY RIVER INTAKE IN C 3081700 GREENSVILLE GCWSA - SKIPPERS WELL 002 - IN GCWSA WELLHOUSE High 11/1/2002 WL NTNC 3081500 GREENSVILLE JACKSON-FEILD HOME DRILLED WELL Low 7/18/2002 WL NTNC 3081630 GREENSVILLE JELLYSTONE PARK DRILLED WELL High 10/31/2002 WL NC 5083525 HALIFAX ALTON DINER WELL High 11/1/2002 WL NC 5083270 HALIFAX CARLBROOK SCHOOL WELL 6/4/2004 WL C 5083370 HALIFAX CLAYS MILL ELEMENTARY SCHOOL WELL High 8/17/2001 WL NTNC 5083480 HALIFAX CLOVER, COMMUNITY OF WELL NO. 1 High 1/24/2002 WL C 5083480 HALIFAX CLOVER, COMMUNITY OF WELL NO.2 High 1/24/2002 WL C 5083410 HALIFAX CLUSTER SPRINGS ELEMENTARY SCHOOL WELL High 11/13/2001 WL NTNC 5083500 HALIFAX CRESCENT RESTAURANT DRILLED WELL High 11/2/2002 WL NC 5083522 HALIFAX DAN RIVER BAPTIST CHURCHDRAFT CLASS III DRILLED WELL 6/4/2004 WL NTNC 5083970 HALIFAX DEBBIE'S BAR & GRILL DRILLED WELL High 1/3/2003 WL NC

Page 51 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5083531 HALIFAX FALKLAND FARMS WELL NO.1 High 1/3/2003 WL NC 5083531 HALIFAX FALKLAND FARMS WELL NO.2 High 1/3/2003 WL NC 5083531 HALIFAX FALKLAND FARMS WELL NO.3 High 1/3/2003 WL NC 5083550 HALIFAX HALIFAX, TOWN OF BANISTER RIVER INTAKE High 3/26/2002 IN C 5083578 HALIFAX HUBER PLANT WELL NO. 1 1/23/2002 WL NTNC 5083578 HALIFAX HUBER PLANT WELL NO.2 1/23/2002 WL NTNC 5083567 HALIFAX INDIAN CAVE YOUTH CAMP WELL NO.1 High 8/25/2005 WL NC 5083567 HALIFAX INDIAN CAVE YOUTH CAMP WELL NO.2 High 8/25/2005 WL NC 5083567 HALIFAX INDIAN CAVE YOUTH CAMP WELL NO.3 High 8/25/2005 WL NC 5083567 HALIFAX INDIAN CAVE YOUTH CAMP WELL NO.4 High 8/25/2005 WL NC 5083580 HALIFAX LAKEWOOD TRAILER COURT WELL NO. 1 High 7/3/2002 WL C 5083580 HALIFAX LAKEWOOD TRAILER COURT WELL NO. 2 High 7/3/2002 WL C 5083620 HALIFAX MEADVILLE ELEMENTARY SCHOOL WELL NO. 2 High 8/23/2001 WL NTNC 5083620 HALIFAX MEADVILLE ELEMENTARY SCHOOL WELL NO.1 High 8/23/2001 WL NTNC 5083628 HALIFAX ODEC / VIRGINIA POWER PLANT WELL NO. 1 1/23/2002 WL NTNC 5083628 HALIFAX ODEC / VIRGINIA POWER PLANT WELL NO. 2 1/23/2002 WL NTNC 5083200 HALIFAX PLAIN AND FANCY CAFE DRILLED WELL High 1/3/2003 WL NC 5083690 HALIFAX SCOTTSBURG , TOWN OF WELL NO. 2 High 1/24/2002 WL C 5083690 HALIFAX SCOTTSBURG , TOWN OF WELL NO. 3 High 1/24/2002 WL C 5083690 HALIFAX SCOTTSBURG , TOWN OF WELL NO. 4 High 1/24/2002 WL C 5083690 HALIFAX SCOTTSBURG , TOWN OF WELL NO. 5 High 1/24/2002 WL C 5083693 HALIFAX SINAI ELEMENTARY SCHOOL WELL 8/17/2001 WL NTNC 5780600 HALIFAX SOUTH BOSTON, TOWN OF RAW WATER INTAKE High 3/15/2002 IN C 5083710 HALIFAX SOUTH OF DAN ELEMENTARY SCHOOL WELL 8/23/2001 WL NTNC 5083330 HALIFAX STAUNTON MEADOWS CAMP DRILLED WELL High 11/1/2002 WL NC 5083534 HALIFAX STAUNTON RIVER BATTLEFIELD STATE PARK WELL NO.1 9/6/2001 WL NC 5083760 HALIFAX SYDNOR JENNINGS ELEMENTARY SCHOOL WELL NO.1 High 4/21/2005 WL NTNC 5083760 HALIFAX SYDNOR JENNINGS ELEMENTARY SCHOOL WELL NO.2 High 4/21/2005 WL NTNC 5083760 HALIFAX SYDNOR JENNINGS ELEMENTARY SCHOOL WELL NO.3 High 4/21/2005 WL NTNC 5083870 HALIFAX TURBEVILLE ELEMENTARY SCHOOL WELL High 11/13/2001 WL NTNC 5083940 HALIFAX VIRGILINA, TOWN OF WELL NO. 2 High 11/14/2001 WL C 5083940 HALIFAX VIRGILINA, TOWN OF WELL NO. 3 High 11/14/2001 WL C 5083940 HALIFAX VIRGILINA, TOWN OF WELL NO. 4 High 11/14/2001 WL C 5083940 HALIFAX VIRGILINA, TOWN OF WELL NO. 5 High 11/14/2001 WL C 5083940 HALIFAX VIRGILINA, TOWN OFDRAFT WELL Q 11/14/2001 WL C 5083810 HALIFAX VIRGINIA INTERNATIONAL RACEWAY WELL NO.1 8/26/2004 WL NTNC

Page 52 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5083810 HALIFAX VIRGINIA INTERNATIONAL RACEWAY WELL NO.2 8/26/2004 WL NTNC 5083810 HALIFAX VIRGINIA INTERNATIONAL RACEWAY WELL NO.3 8/26/2004 WL NTNC 5083810 HALIFAX VIRGINIA INTERNATIONAL RACEWAY WELL NO.4 8/26/2004 WL NTNC 5083810 HALIFAX VIRGINIA INTERNATIONAL RACEWAY WELL NO.5 8/26/2004 WL NTNC 5083965 HALIFAX VOLENS MEDICAL CENTER DRILLED WELL High 1/3/2003 WL NC 5083985 HALIFAX WILSON MEMORIAL ELEMENTARY SCHOOL WELL 9/6/2001 WL NTNC 4085069 HANOVER AMERICAST CONCRETE PRODUCTS L.L.C. DRILLED WELL High 4/3/2002 WL NTNC 4085037 HANOVER ATLEE SQUARE SHOPPING CENTER WELL Low 1/23/2002 WL NTNC 4085047 HANOVER AVONDALE NO 1 AVONDALE WELL #1 Low 1/23/2002 WL C 4085047 HANOVER AVONDALE NO 1 AVONDALE WELL #2 Low 1/23/2002 WL C 4085047 HANOVER AVONDALE NO 1 ROBIN RIDGE WELL Low 1/23/2002 WL C 4085052 HANOVER BAPTIST MISSIONARY LEARNING CENTER WELL #1 High 4/3/2002 WL NTNC 4085052 HANOVER BAPTIST MISSIONARY LEARNING CENTER WELL #3 High 4/3/2002 WL NTNC 4085052 HANOVER BAPTIST MISSIONARY LEARNING CENTER WELL #4 High 4/3/2002 WL NTNC 4085052 HANOVER BAPTIST MISSIONARY LEARNING CENTER WELL #5 High 4/3/2002 WL NTNC 4085060 HANOVER BARRETT LEARNING CENTER WELL #1 Moderate 1/23/2002 WL NC 4085060 HANOVER BARRETT LEARNING CENTER WELL #2 Low 1/23/2002 WL NC 4085071 HANOVER BEAVERDAM ELEMENTARY SCHOOL WELL NO. 1 High 4/3/2002 WL NTNC 4085080 HANOVER BEREA BAPTIST CHURCH WELL High 4/3/2002 WL NTNC 4085129 HANOVER CALVARY PENTECOSTAL CAMP WELL #5 8/8/2003 WL NTNC 4085129 HANOVER CALVARY PENTECOSTAL CAMP WELL #6 8/8/2003 WL NTNC 4085133 HANOVER CAMP HANOVER DRILLED WELL High 12/19/2002 WL NC 4085140 HANOVER CHERRYDALE SUBDIVISION WELL NO. 1 Low 1/23/2002 WL C 4085140 HANOVER CHERRYDALE SUBDIVISION WELL NO. 2 Low 1/23/2002 WL C 4085155 HANOVER COLONIAL FOREST DRILLED WELL #1 Low 1/23/2002 WL C 4085155 HANOVER COLONIAL FOREST DRILLED WELL #2 Low 1/23/2002 WL C 4085180 HANOVER COUNTRY DAY SCHOOL OLD BORED WELL #2 WL NTNC 4085190 HANOVER DEBBIE'S KITCHEN WELL High 12/17/2002 WL NC 4085200 HANOVER DIANNE RIDGE WELL NO. 2 High 4/3/2002 WL C 4085265 HANOVER ELMONT ELEMENTARY SCHOOL WELL NO. 1 High 4/3/2002 WL NTNC 4085272 HANOVER FAIRMOUNT BOYS AND GIRLS CLUB DRILLED WELL #1 7/15/2004 WL NTNC 4085275 HANOVER FAS MART 22 WELL High 12/19/2002 WL NC 4085320 HANOVER GEORGETOWN SUBDIVISION WELL NO. 1 High 1/23/2002 WL C 4085343 HANOVER HANOVER ACADEMY WELL #2 High 6/19/2002 WL NTNC 4085335 HANOVER HANOVER COURTHOUSEDRAFT WELL #2 (EP#2) Low 1/23/2002 WL NTNC 4085335 HANOVER HANOVER COURTHOUSE WELL PAM-1 (EP#3) Low 1/23/2002 WL NTNC

Page 53 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4085335 HANOVER HANOVER COURTHOUSE WELL PAMPW-1 (EP#3) High 1/23/2002 WL NTNC 4085350 HANOVER HANOVER FARMS DRILLED WELL #1 Low 1/23/2002 WL C 4085350 HANOVER HANOVER FARMS DRILLED WELL #2 Low 1/23/2002 WL C 4085370 HANOVER HANOVER LEARNING CENTER DRILLED WELL #2 High 1/23/2002 WL C 4085398 HANOVER HANOVER SUBURBAN WATER SYSTEM HARRIS COURT WELL High 6/19/2002 WL C 4085398 HANOVER HANOVER SUBURBAN WATER SYSTEM NORTH ANNA RWI High 6/19/2002 IN C 4085382 HANOVER HANOVER WAYSIDE DRILLED WELL High 4/3/2002 WL NC 4085390 HANOVER HIGH POINT FARMS NO. 1 DRILLED WELL Low 1/23/2002 WL C 4085411 HANOVER HOLLOWS GOLF CLUB, THE WELL High 12/17/2002 WL NC 4085430 HANOVER ITALIAN KITCHEN DRILLED WELL Low 12/19/2002 WL NC 4085450 HANOVER JAMAICA CLUB DRILLED WELL High 12/19/2002 WL NC 4085384 HANOVER LOS MARIACHIS DRILLED WELL High 12/19/2002 WL NC 4085525 HANOVER MAYFIELD FARMS WELL NO. 2 (EP#2) High 4/3/2002 WL C 4085525 HANOVER MAYFIELD FARMS WELL NO. 5 (EP#4) High 4/3/2002 WL C 4085525 HANOVER MAYFIELD FARMS WELL NO. 6 (EP#5) High 4/3/2002 WL C 4085562 HANOVER MECHANICSVILLE LITTLE LEAGUE WELL Low 12/19/2002 WL NC 4085595 HANOVER MONTPELIER ARTS DRILLED WELL 1 WL NC 4085597 HANOVER MONTPELIER SHOPS DRILLED WELL #1 WL NTNC 4085550 HANOVER MOUNTAIN RUN WELL #1 (OLD A) WL C 4085550 HANOVER MOUNTAIN RUN WELL #2 WL C 4085625 HANOVER OAK HILL CHRISTIAN SERVICE CAMP DRILLED WELL #2 12/19/2002 WL NC 4085630 HANOVER OAK HILL ESTATES WELL NO. 2 High 1/23/2002 WL C 4085630 HANOVER OAK HILL ESTATES WELL NO. 3 High 1/23/2002 WL C 4085645 HANOVER OSCAR S FIELDS, INC WELL High 12/19/2002 WL NC 4085648 HANOVER OVERHILL LAKE DRILLED WELL #1 High 12/18/2002 WL NC 4085648 HANOVER OVERHILL LAKE DRILLED WELL #2 High 12/18/2002 WL NC 4085700 HANOVER RAINIER ESTATES DRILLED WELL Low 6/19/2002 WL C 4085920 HANOVER RHAPSODY DRILLED WELL High 4/3/2002 WL NTNC 4085730 HANOVER RICHFOOD HOLDINGS, INC. WELL #2 Low 4/3/2002 WL NTNC 4085730 HANOVER RICHFOOD HOLDINGS, INC. WELL #7 Low 4/3/2002 WL NTNC 4085731 HANOVER ROCKVILLE CENTER - GYM DRILLED WELL High 12/19/2002 WL NC 4085732 HANOVER ROCKVILLE CENTER - MAIN BLDG DRILLED WELL High 12/19/2002 WL NC 4085736 HANOVER ROCKVILLE LIBRARY DRILLED WELL #1 WL NC 4085740 HANOVER RURAL POINT CENTRAL WELL 1 (EP#1) (HART OAK) Low 6/19/2002 WL C 4085740 HANOVER RURAL POINT CENTRALDRAFT WELL 2 (EP#2) (BRECK) Low 6/19/2002 WL C 4085739 HANOVER RURAL POINT ELEMENTARY SCHOOL WELL High 1/23/2002 WL NTNC

Page 54 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4085750 HANOVER SINCLAIR MANOR DRILLED WELL Low 1/23/2002 WL C 4085756 HANOVER SOUTH ANNA ELEMENTARY SCHOOL WELL NO. 1 (A) High 6/19/2002 WL NTNC 4085756 HANOVER SOUTH ANNA ELEMENTARY SCHOOL WELL NO. 2 (B) High 6/19/2002 WL NTNC 4085770 HANOVER SPRING MEADOWS-MEADOW GATE MG #1 WELL (EP#1) Low 4/3/2002 WL C 4085770 HANOVER SPRING MEADOWS-MEADOW GATE MG #2 WELL (EP#2) High 4/3/2002 WL C 4085770 HANOVER SPRING MEADOWS-MEADOW GATE SM #1 WELL (EP#3) High 4/3/2002 WL C 4085770 HANOVER SPRING MEADOWS-MEADOW GATE SM #2 WELL (EP#4) High 4/3/2002 WL C 4085800 HANOVER STRAWHORNE SUBDIVISION WELL NO. 1 Low 1/23/2002 WL C 4085344 HANOVER TAYLOR HOUSE COMPLEX WELL High 4/3/2002 WL NC 4085285 HANOVER U S SILICA DRILLED WELL High 12/19/2002 WL NTNC 4085880 HANOVER VFW POST 9808 WELL High 12/19/2002 WL NC 4085885 HANOVER VILLAGE GREEN SHOPPING CENTER DRILLED WELL High 12/17/2002 WL NC 4085902 HANOVER WALNUT GROVE NO 1 WELL NO. 3 (1A) Low 1/23/2002 WL C 2660345 HARRISONBURG HARRISONBURG, CITY OF NORTH RIVER High 5/24/2002 IN C 2660345 HARRISONBURG HARRISONBURG, CITY OF RIVEN ROCK_DRY RIVER High 5/24/2002 IN C 2660345 HARRISONBURG HARRISONBURG, CITY OF SILVER LAKE High 5/24/2002 IN C 4087075 HENRICO BILTMORE DRILLED WELL High 2/6/2002 WL C 4087140 HENRICO COLONIAL COURT CC #1 WELL (EP#3) Low 3/27/2002 WL C 4087140 HENRICO COLONIAL COURT EG #1A WELL (EP#2) High 3/27/2002 WL C 4087140 HENRICO COLONIAL COURT EG #2A WELL (EP #4) High 3/27/2002 WL C 4087140 HENRICO COLONIAL COURT NH #1 WELL (EP#1) Low 3/27/2002 WL C 4087160 HENRICO COURTNEY SUBDIVISION WELL NO. 1 High 2/6/2002 WL C 4087160 HENRICO COURTNEY SUBDIVISION WELL NO. 2 High 2/6/2002 WL C 4087200 HENRICO DEEP BOTTOM BOAT RAMP WELL High 12/18/2002 WL NC 4087250 HENRICO ECHO LAKE PARK WELL High 12/18/2002 WL NC 4087300 HENRICO FORT HARRISON NATIONAL PARK WELL High 2/6/2002 WL NC 4087360 HENRICO GLENDALE / ELKHILL SCHOOL WELL 7/15/2004 WL NTNC 4087370 HENRICO GLENWOOD GARDENS DRILLED WELL High 2/6/2002 WL C 4087380 HENRICO GRAVEL HILL COMMUNITY CENTER DRILLED WELL #2 High 12/18/2002 WL NC 4087125 HENRICO HENRICO COUNTY WATER SYSTEM HENRICO RAW WATER INTAKE IN C 4087500 HENRICO KILDARE DRILLED WELL High 2/6/2002 WL C 4087850 HENRICO KINGSLAND REACH MARINA WELL High 12/18/2002 WL NC 4087660 HENRICO MECHANICSVILLE GARDENS DRILLED WELL High 2/6/2002 WL C 4087680 HENRICO MIMOSA PARK DRILLED WELL #1 High 2/6/2002 WL C 4087680 HENRICO MIMOSA PARKDRAFT DRILLED WELL #2 High 2/6/2002 WL C 4087720 HENRICO OSBORNE PARK DRILLED WELL #1 WL NC

Page 55 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4087750 HENRICO PINE HEIGHTS DRILLED WELL High 2/6/2002 WL C 4087760 HENRICO POPLAR SPRINGS BAPTIST CHURCH WELL Low 12/18/2002 WL NC 4087770 HENRICO R F & P PARK - PHASE I PHASE I - WELL #1 Moderate 12/18/2002 WL NC 4087771 HENRICO R F & P PARK - PHASE II PHASE II - WELL #2 Moderate 12/18/2002 WL NC 4087775 HENRICO RICHMOND ELKS LODGE #45 WELL High 12/13/2002 WL NC 4087780 HENRICO RIDGECREST SUBDIVISION WELL NO. 3 High 2/6/2002 WL C 4087790 HENRICO SAILOR'S TAVERN BORED WELL #1 WL NC 4087815 HENRICO ST ANTHONYS CHURCH DRILLED WELL NO. 2 High 3/27/2002 WL NTNC 4087860 HENRICO TUCKAWAY WEST CHILD CARE CTR. DRILLED WELL High 2/6/2002 WL NTNC 4087880 HENRICO VDOT 895 DRILLED WELL WL NTNC 4087240 HENRICO VERIZON DRILLED WELL Low 3/27/2002 WL NTNC 4087900 HENRICO WEDGEWOOD FARMS WELL #1A Low 3/27/2002 WL C 4087910 HENRICO WEST WISTAR DRILLED WELL High 2/6/2002 WL C 4087920 HENRICO WESTWOOD MANOR DRILLED WELL High 2/6/2002 WL C 4087960 HENRICO WOODLAWN FARMS WELL #2 (EP #2) High 3/27/2002 WL C 5089075 HENRY BASSETT MIRROR CO.-PHILPOTT WELL NO. 2 High 2/26/2002 WL NTNC 5089085 HENRY BEAVER HILLS GOLF CLUB DRILLED WELL High 12/13/2002 WL NC 5089095 HENRY BLUE RIDGE AIRPORT WELL 12/13/2002 WL NC 5089115 HENRY BURCHELL MOBILE HOME PARK WELL NO 1 High 3/4/2002 WL C 5089215 HENRY CHESTNUT PLACE WELL NO. 1 High 12/13/2002 WL C 5089210 HENRY CHESTNUT VILLAGE WELL High 12/13/2002 WL C 5089247 HENRY COUNTRYSIDE TRAILER PARK WELL NO 1 High 12/13/2002 WL C 5089285 HENRY EAGLE LANE WELL NO. 1 High 1/10/2003 WL C 5089285 HENRY EAGLE LANE WELL NO. 2 High 1/10/2003 WL C 5089300 HENRY EASTWOOD SUBDIVISION WELL NO. 2 High 12/13/2002 WL C 5089300 HENRY EASTWOOD SUBDIVISION WELL NO. 3 High 12/13/2002 WL C 5089770 HENRY FAIRFIELD COURT WELL NO. 1 High 12/6/2002 WL C 5089383 HENRY GARFIELDS PLACE DRILLED WELL High 12/13/2002 WL NC 5089404 HENRY HARRIS TRAILER COURT WELL NO. 1 High 12/13/2002 WL C 5089404 HENRY HARRIS TRAILER COURT WELL NO. 2 High 12/13/2002 WL C 5089411 HENRY HOLLAND FARM WELL NO. 2 High 3/6/2002 WL C 5089411 HENRY HOLLAND FARM WELL NO. 3 High 3/6/2002 WL C 5089475 HENRY LEATHERWOOD ESTATES WELL NO. 1 High 10/18/2001 WL C 5089478 HENRY LEE ACRES WELL NO 2 High 12/13/2002 WL C 5089478 HENRY LEE ACRESDRAFT WELL NO 3 High 12/13/2002 WL C 5089493 HENRY MAGNA VISTA HIGH SCHOOL WELL NO. 3 High 12/20/2002 WL NTNC

Page 56 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5089571 HENRY MOUNTAIN VISTA VILLAGE WELL NO. 2 High 3/11/2002 WL C 5089571 HENRY MOUNTAIN VISTA VILLAGE WELL NO. 1 High 3/11/2002 WL C 5089626 HENRY PHILPOTT RES - BOWENS CREEK-BEACH WELL NO. 30 High 12/20/2002 WL NC 5089634 HENRY PINE FOREST WELL NO. 1 High 1/10/2003 WL C 5089634 HENRY PINE FOREST WELL NO. 9 High 1/10/2003 WL C 5089638 HENRY PLEASANT GROVE DRILLED WELL #1 High 12/6/2002 WL C 5089638 HENRY PLEASANT GROVE DRILLED WELL #2 High 12/6/2002 WL C 5089612 HENRY RANGELEY MINI MART & DELI WELL High 12/20/2002 WL NC 5089753 HENRY RIDGEVIEW APARTMENTS WELL NO. 1 High 12/6/2002 WL C 5089700 HENRY RIDGEWAY TRAILER PARK WELL NO 1 High 12/13/2002 WL C 5089700 HENRY RIDGEWAY TRAILER PARK WELL NO. 2 High 12/13/2002 WL C 5089711 HENRY ROBERTSON TRAILER PARK WELL NO. 1 High 12/13/2002 WL C 5089712 HENRY ROCKHILL SUBDIVISION WELL NO. 1 High 12/6/2002 WL C 5089852 HENRY UPPER SMITH RIVER WTP SMITH RIVER INTAKE High 12/4/2001 IN C 5089870 HENRY VIRGINIA GLASS PRODUCTS CORP PROPOSED WELL NO. 2 12/6/2002 WL NTNC 5089870 HENRY VIRGINIA GLASS PRODUCTS CORP WELL NO. 1 High 12/6/2002 WL NTNC 5089945 HENRY WILDWOOD ESTATES WELL NO. 1 High 12/13/2002 WL C 2091100 HIGHLAND MCDOWELL WELL #1 High 7/22/2002 WL C 2091100 HIGHLAND MCDOWELL WELL #2 High 7/22/2002 WL C 2091150 HIGHLAND MONTEREY, TOWN OF WELL 1 High 8/8/2002 WL C 2091150 HIGHLAND MONTEREY, TOWN OF WELL 2 High 8/8/2002 WL C 2091150 HIGHLAND MONTEREY, TOWN OF WELL 3 High 8/8/2002 WL C 2091300 HIGHLAND YOUTH DEVELOPMENT, INC. WELL NO. 1 WL NC 3670800 HOPEWELL VIRGINIA-AMERICAN WATER CO APPOMATTOX RIVER High 6/14/2002 IN C 3093049 ISLE OF WIGHT ASHBY SUBDIVISION WELL #1 Low 7/8/2002 WL C 3093049 ISLE OF WIGHT ASHBY SUBDIVISION WELL #2 Low 7/8/2002 WL C 3093049 ISLE OF WIGHT ASHBY SUBDIVISION WELL #3 Low 7/8/2002 WL C 3093328 ISLE OF WIGHT ATG INVESTMENTS (MONETTE DEEP WELL High 8/14/2002 WL NTNC 3093111 ISLE OF WIGHT BETHEL HEIGHTS DRILLED WELL Low 7/8/2002 WL C 3093040 ISLE OF WIGHT BLACKWATER CAMPGROUND WELL High WL NC 3093150 ISLE OF WIGHT BOB STEELE WATERWORKS DRILLED WELL High 7/24/2002 WL C 3093115 ISLE OF WIGHT BREWERS CREEK WELL #1 BY THE HYDRO TANK High 7/8/2002 WL C 3093115 ISLE OF WIGHT BREWERS CREEK WELL #2 BETWEEN WELLS #1 AND #2 High 7/8/2002 WL C 3093115 ISLE OF WIGHT BREWERS CREEK WELL#3 CLOSER TO THE STREET High 7/8/2002 WL C 3093118 ISLE OF WIGHT CANNON ACRESDRAFT CANNON ACRES WELL High 5/30/2002 WL C 3093170 ISLE OF WIGHT CARRSVILLE CARRSVILLE ELEMENTARY SCHOOL WELL High 7/8/2002 WL C

Page 57 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3093170 ISLE OF WIGHT CARRSVILLE CARRSVILLE WELL 3 High 7/8/2002 WL C 3093910 ISLE OF WIGHT CHECKERS WELL Low 4/15/2003 WL NC 3093180 ISLE OF WIGHT CHERRY GROVE ACRES DRILLED WELL High 7/24/2002 WL C 3093190 ISLE OF WIGHT CLYDES DALE MOBILE HOME PARK DRILLED WELL High 7/9/2002 WL C 3093190 ISLE OF WIGHT CLYDES DALE MOBILE HOME PARK DRILLED WELL High 7/9/2002 WL C 3093200 ISLE OF WIGHT DAYS POINT DRILLED WELL High 7/8/2002 WL C 3093210 ISLE OF WIGHT DEER RUN DRILLED WELL High 7/8/2002 WL C 3093220 ISLE OF WIGHT DUCKS TRAILER COURT DRILLED WELL High 7/10/2002 WL C 3093225 ISLE OF WIGHT EDWARDS TRAILER PARK DRILLED WELL High 8/14/2002 WL C 3093260 ISLE OF WIGHT GATLING POINTE BATTERY PARK WELL 7/8/2002 WL C 3093300 ISLE OF WIGHT GWALTNEY OF SMITHFIELD LTD DRILLED WELL#3 - BY FIRE High 8/13/2002 WL NTNC 3093300 ISLE OF WIGHT GWALTNEY OF SMITHFIELD LTD WELL #4 - LEFT OF WT AND BOX High 8/13/2002 WL NTNC 3093300 ISLE OF WIGHT GWALTNEY OF SMITHFIELD LTD WELL #5 - BY RT.10 AND SMOKEHSE. High 8/13/2002 WL NTNC 3093303 ISLE OF WIGHT HARDY ELEMENTARY SCHOOL WELL 1 High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL 8B 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 10A High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 11 High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 12 Low 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 13 High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 14 Very Low 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 15 High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 16 High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 17 Low 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 18 High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 2B High 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 3B Low 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 4A Low 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 5A Low 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 6A Low 8/13/2002 WL NTNC 3093800 ISLE OF WIGHT INTERNATIONAL PAPER CO. - FRANKLIN MILL WELL NO 7A Low 8/13/2002 WL NTNC 3093313 ISLE OF WIGHT ISLE OF WIGHT ACADEMY DEEP WELL High 7/9/2002 WL NTNC 3093310 ISLE OF WIGHT ISLE OF WIGHT COURTHOUSE WELL High 8/13/2002 WL NTNC 3093315 ISLE OF WIGHT ISLE OF WIGHT INDUSTRIAL PK DRILLED WELL EXISTING High 9/23/2003 WL NTNC 3093315 ISLE OF WIGHT ISLE OF WIGHT INDUSTRIAL PK DRILLED WELL PROPOSED High 9/23/2003 WL NTNC 3093116 ISLE OF WIGHT ISLE OF WIGHT SCHOOL BUS GARAGEDRAFT DRILLED WELL High 8/13/2002 WL NTNC 3093319 ISLE OF WIGHT JAMES RIVER SHORES WELL High 9/19/2002 WL C

Page 58 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3093320 ISLE OF WIGHT LAKE BUTLER CAMPGROUND DRILLED WELL High 4/15/2003 WL NC 3093324 ISLE OF WIGHT LONGVIEW ACRES DRILLED WELL High 9/19/2002 WL C 3093347 ISLE OF WIGHT OAKS MOBILE ESTATES TRAILER COURT DRILLED WELL High 8/14/2002 WL C 3093380 ISLE OF WIGHT OWENS SUBDIVISION DRILLED WELL Low 8/14/2002 WL C 3093399 ISLE OF WIGHT QUEEN ANNES COURT WELL 1 High 7/8/2002 WL C 3093399 ISLE OF WIGHT QUEEN ANNES COURT WELL 2 High 7/8/2002 WL C 3093410 ISLE OF WIGHT RCS-SMITHFIELD WELL Low 8/13/2002 WL NTNC 3093316 ISLE OF WIGHT RED OAKS MOBILE COMMUNITY DRILLED WELL #1 High 7/9/2002 WL C 3093316 ISLE OF WIGHT RED OAKS MOBILE COMMUNITY DRILLED WELL #2 High 7/9/2002 WL C 3093316 ISLE OF WIGHT RED OAKS MOBILE COMMUNITY DRILLED WELL #3 High 7/9/2002 WL C 3093400 ISLE OF WIGHT RESCUE WATERWORKS WELL#1- OLD High 7/9/2002 WL C 3093400 ISLE OF WIGHT RESCUE WATERWORKS WELL#2 - NEW High 7/9/2002 WL C 3093430 ISLE OF WIGHT RIVERVIEW IMPROVEMENT CORP. DRILLED WELL High 8/13/2002 WL C 3093440 ISLE OF WIGHT ROLLINGWOOD DRILLED WELL High 7/9/2002 WL C 3093470 ISLE OF WIGHT RUSHMERE (BURWELL'S BAY) WELL NO. 3 Low 8/13/2002 WL C 3093470 ISLE OF WIGHT RUSHMERE (BURWELL'S BAY) WELL NO. 4 Low 8/13/2002 WL C 3093480 ISLE OF WIGHT RUSHMERE SHORES DRILLED WELL #1 (EXISTING) High 8/15/2002 WL C 3093480 ISLE OF WIGHT RUSHMERE SHORES DRILLED WELL #2 (IN FRONT OF WELL High 8/15/2002 WL C 3093540 ISLE OF WIGHT SMITHFIELD APARTMENT COMPANY DRILLED WELL High 8/14/2002 WL C 3093560 ISLE OF WIGHT SMITHFIELD HAM AND PRODUCTS CO DRILLED WELL High 8/14/2002 WL NTNC 3093580 ISLE OF WIGHT SMITHFIELD HEIGHTS (SANDY MTN) WELL#1-SMTHFLD HGTS IN WELL HOUSE High 7/17/2002 WL C 3093580 ISLE OF WIGHT SMITHFIELD HEIGHTS (SANDY MTN) WELL#2 SMTHFLD HGTS, BETWEEN TANKS High 7/17/2002 WL C 3093306 ISLE OF WIGHT SMITHFIELD MOBILE HOME PARK DRILLED WELL High 7/9/2002 WL C 3093600 ISLE OF WIGHT SMITHFIELD PACKING WELL#1-BETWEEN #6 OIL TANK/BOILER High 8/13/2002 WL NTNC 3093600 ISLE OF WIGHT SMITHFIELD PACKING WELL#2-RGHT. SIDE OF GRND TANK High 8/13/2002 WL NTNC 3093600 ISLE OF WIGHT SMITHFIELD PACKING WELL#3-BY GRAVEYARD High 8/13/2002 WL NTNC 3093600 ISLE OF WIGHT SMITHFIELD PACKING WELL#4- BEHIND SMOKEHOUSE #3 High 8/13/2002 WL NTNC 3093640 ISLE OF WIGHT SMITHFIELD, TOWN OF WELL 1A - EDGEWOOD/JEFFERSON High 8/14/2002 WL C 3093640 ISLE OF WIGHT SMITHFIELD, TOWN OF WELL 5 - CARY STREET High 8/14/2002 WL C 3093640 ISLE OF WIGHT SMITHFIELD, TOWN OF WELL 6 - JERSEY PARK High 8/14/2002 WL C 3093640 ISLE OF WIGHT SMITHFIELD, TOWN OF WELL 7 - MERCER High 8/14/2002 WL C 3093640 ISLE OF WIGHT SMITHFIELD, TOWN OF WELL 8A - CHURCH ST. High 8/14/2002 WL C 3093647 ISLE OF WIGHT SPRINGFIELD DOWNS DRILLED WELL High 8/13/2002 WL C 3093650 ISLE OF WIGHT THOMAS PARK COMMUNITY DRILLED WELL Low 7/8/2002 WL C 3093665 ISLE OF WIGHT TORMENTOR CREEK ESTATESDRAFT DRILLED WELL High 7/8/2002 WL C 3093700 ISLE OF WIGHT TURNER PROPERTY DRILLED WELL High 7/10/2002 WL C

Page 59 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3093850 ISLE OF WIGHT WILLING WORKERS CLUB DRILLED WELL High 7/24/2002 WL C 3093905 ISLE OF WIGHT WINDSOR ELEMENTARY SCHOOL WELL Low 8/13/2002 WL NTNC 3093900 ISLE OF WIGHT WINDSOR, TOWN OF WELL #1 High 7/17/2002 WL C 3093900 ISLE OF WIGHT WINDSOR, TOWN OF WELL #3 High 7/17/2002 WL C 3093900 ISLE OF WIGHT WINDSOR, TOWN OF WELL #4 High 7/17/2002 WL C 3093900 ISLE OF WIGHT WINDSOR, TOWN OF WELL #5 7/17/2002 WL C 3093915 ISLE OF WIGHT WRENNS MILL ESTATES DRILLED WELL NO 1 Low 8/15/2002 WL C 3093915 ISLE OF WIGHT WRENNS MILL ESTATES DRILLED WELL NO 2 Low 8/15/2002 WL C 3093950 ISLE OF WIGHT ZUNI DRILLED WELL High 5/30/2002 WL C 3093952 ISLE OF WIGHT ZUNI PRESBYTERIAN HOMES WELL High 7/9/2002 WL C 3095325 JAMES CITY AMERICAN HERITAGE RV PARK WELL 3/4/2003 WL NC 3095170 JAMES CITY ANDERSON'S CORNER SERVICE CTR WELL High 3/4/2003 WL NC 3095025 JAMES CITY ANVIL CAMPGROUND DEEP WELL 3/5/2003 WL NC 3095041 JAMES CITY BEDELL MEDICAL CENTER DEEP WELL High 3/4/2003 WL NC 3095045 JAMES CITY BROOKS' DUPLEXES WELL High 6/17/2002 WL C 3095625 JAMES CITY CAMP LIGHTFOOT WELL High 3/10/2003 WL NC 3095060 JAMES CITY CAPT JOHN SMITH MOTOR LODGE WELL High 4/9/2003 WL NTNC 3095350 JAMES CITY CHICKAHOMINY RIVERFRONT PARK DRILLED WELLS 4/9/2003 WL NC 3095090 JAMES CITY COLONIAL GOLF COURSE WELL High 4/9/2003 WL NC 3095205 JAMES CITY FAIR OAKS CAMPGROUND DEEP WELL - NORTH High 4/9/2003 WL NC 3095205 JAMES CITY FAIR OAKS CAMPGROUND DEEP WELL - SOUTH High 4/9/2003 WL NC 3095317 JAMES CITY GLENWOOD ACRES-JCSA WELL 7/8/2002 WL C 3095319 JAMES CITY GREENSPRINGS GROCERY DEEP WELL High 4/9/2003 WL NC 3095320 JAMES CITY GREENSPRINGS MOBILE VILLAGE WELL NO 1 High 7/8/2002 WL C 3095320 JAMES CITY GREENSPRINGS MOBILE VILLAGE WELL NO 2 High 7/8/2002 WL C 3095590 JAMES CITY HEATHS MOBILE HOMES WELL NO 1 High 6/17/2002 WL C 3095315 JAMES CITY HOG WILD SMOKEHOUSE DEEP WELL 12/28/2005 WL NC 3095425 JAMES CITY INTERSTATE SHELL (TOANO) WELL 1 High 3/4/2003 WL NC 3095470 JAMES CITY JAMESTOWN BEACH CAMPSITES TES WELL 1 High 4/16/2003 WL NC 3095470 JAMES CITY JAMESTOWN BEACH CAMPSITES TES WELL 2 High 4/16/2003 WL NC 3095470 JAMES CITY JAMESTOWN BEACH CAMPSITES TES WELL 3 High 4/16/2003 WL NC 3095490 JAMES CITY JCSA - CENTRAL SYSTEM CANTERBURY HILLS High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM CHICKAHOMINY ROAD High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM CHICKAHOMINY ROAD High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEMDRAFT EWELL HALL W-5 #2 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM FFWTF - LP-1 7/8/2002 WL C

Page 60 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3095490 JAMES CITY JCSA - CENTRAL SYSTEM FFWTF - LP-2 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM FFWTF - LP-3 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM FFWTF - MP-1 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM FFWTF - MP-2 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM FORD'S COLONY Low 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM KRISTIANSAND W-38 #3 Low 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM KRISTIANSAND W-38 #4 Low 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM LAFAYETTE HIGH SCHOOL Low 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM NORGE Low 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM OLDE TOWN ROAD High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM OWENS/ILINOIS WELL 1-3 High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM OWENS-ILLINOIS W-1-1 High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM OWENS-ILLINOIS W-1-2 High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM POTTERY FACTORY WELL 3 High 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM SEASONS TRACE Low 7/8/2002 WL C 3095490 JAMES CITY JCSA - CENTRAL SYSTEM WINDSOR FOREST Low 7/8/2002 WL C 3095528 JAMES CITY KINGS VILLAGE - JCSA DRILLED WELL 31-001 High 7/8/2002 WL C 3095538 JAMES CITY KISKIACK HILLS GOLF CLUB WELL 3/17/2003 WL NC 3095860 JAMES CITY LITTLE CREEK RES PARK JCC DEEP WELL High 3/27/2003 WL NC 3095621 JAMES CITY MCDONALDS (TOANO) WELL Moderate 3/10/2003 WL NTNC 3095700 JAMES CITY MOBILE ESTATES DRILLED WELL High 6/17/2002 WL C 3095700 JAMES CITY MOBILE ESTATES DRILLED WELL High 6/17/2002 WL C 3095907 JAMES CITY OUTDOOR WORLD CAMPGROUND WELL 1 High 3/7/2003 WL NC 3095622 JAMES CITY PATSYS FAMILY DINER WELL High 3/27/2003 WL NC 3095750 JAMES CITY RACEFIELD - JCSA WELL 29-001 Low 7/8/2002 WL C 3095750 JAMES CITY RACEFIELD - JCSA WELL 29-002 Low 7/8/2002 WL C 3095760 JAMES CITY RETREAT (JCSA) WELL 37-1 High 6/3/2004 WL C 3095805 JAMES CITY STONEHOUSE-JCSA WELL 25-1 Low 7/17/2002 WL C 3095805 JAMES CITY STONEHOUSE-JCSA WELL 26-1 High 7/17/2002 WL C 3095805 JAMES CITY STONEHOUSE-JCSA WELL 26-2 High 7/17/2002 WL C 3095593 JAMES CITY TRADITIONAL GOLF PROPERTIES WELL Low 3/10/2003 WL NC 3095850 JAMES CITY UPPER COUNTY PARK DEEP WELL 4/9/2003 WL NC 3095858 JAMES CITY WARE CREEK MANOR - JCSA WELL 36-1 High 7/8/2002 WL C 3095858 JAMES CITY WARE CREEK MANOR - JCSA WELL 36-2 High 7/8/2002 WL C 3095862 JAMES CITY WEXFORD HILLS - JCSADRAFT WELL 28-1 7/8/2002 WL C 3095862 JAMES CITY WEXFORD HILLS - JCSA WELL 28-2 7/8/2002 WL C

Page 61 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3095882 JAMES CITY WILLIAMSBURG/ JAMESTOWN AIRPORT WELL NO 001 High 4/9/2003 WL NC 3095922 JAMES CITY YORK RIVER ST PARK-CROAKER LANDING DRILLED WELL High 7/16/2002 WL NC 3095921 JAMES CITY YORK RIVER STATE PARK-TASKINAS POINT TASK PT WELL High 7/16/2002 WL NC 4097300 KING AND KING AND QUEEN CENTRAL HIGH SC DRILLED WELL High 12/21/2001 WL NTNC 4097302 KING AND KING AND QUEEN COURTHOUSE COMPLEX DRILLED WELL Low 12/20/2001 WL NTNC 4097310 KING AND KING AND QUEEN ELEM. DRILLED WELL #2 12/21/2001 WL NTNC 4097350 KING AND LAWSON ELEMENTARY SCHOOL DRILLED WELL Low 12/21/2001 WL NTNC 4097210 KING AND MARKET PLACE WELL High 12/26/2002 WL NC 4097400 KING AND NICKS STEAK & SPAGHETTI DRILLED WELL High 12/26/2002 WL NC 4097630 KING AND RAINBOW ACRES CAMPGROUND DRILLED WELL High 12/26/2002 WL NC 4097720 KING AND TUCKER RECREATION PARK DRILLED WELL #1 High 12/21/2001 WL C 4097720 KING AND TUCKER RECREATION PARK DRILLED WELL #2 Low 12/21/2001 WL C 4097800 KING AND WALKERTON WATER SYSTEMS INC DRILLED WELL #2 Low 12/21/2001 WL C 4097850 KING AND WESTMORELAND SUBDIVISION DRILLED WELL Low 12/21/2001 WL C 6099025 KING GEORGE AMER HISTORYLAND CORP TR PK DRILLED WELL 9/27/2002 WL C 6099585 KING GEORGE BEECHWOOD OFFICE COMPLEX WELL 9/27/2002 WL NTNC 6099065 KING GEORGE BIG TIMBER CAMPGROUND -TES DRILLED WELL 3/5/2003 WL NC 6099080 KING GEORGE CALEDON NATURAL AREA NEW WELL High 9/27/2002 WL NC 6099075 KING GEORGE CAMERON HILLS GOLF COURSE WELL High 2/11/2003 WL NC 6099085 KING GEORGE CANTERBURY SUBDIVISION WELL 1 (PITLESS ADAPTER) 9/27/2002 WL C 6099085 KING GEORGE CANTERBURY SUBDIVISION WELL 2 9/27/2002 WL C 6099110 KING GEORGE CEDAR KNOLL APT WELL #1 High 9/27/2002 WL C 6099285 KING GEORGE CHESTNUT HILL MOBILE HOME PARK DRILLED WELL High 9/27/2002 WL C 6099100 KING GEORGE CIRCLE WELL 1 High 9/27/2002 WL C 6099100 KING GEORGE CIRCLE WELL 2 High 9/27/2002 WL C 6099290 KING GEORGE CIRCLE SHOPPING CENTER WELL 2/11/2003 WL NC 6099340 KING GEORGE DAHLGREN NSWC, MAINSIDE WELL 1 (IN BLDG 1190) High 9/27/2002 WL C 6099340 KING GEORGE DAHLGREN NSWC, MAINSIDE WELL 2 (IN BLDG 274A) High 9/27/2002 WL C 6099340 KING GEORGE DAHLGREN NSWC, MAINSIDE WELL 3 (IN BLDG 1288) High 9/27/2002 WL C 6099341 KING GEORGE DAHLGREN NSWC, PUMPKIN NECK DRILLED WELL High 9/27/2002 WL NC 6099231 KING GEORGE EAGLE BAY DRILLED WELL WL C 6099250 KING GEORGE FAIRVIEW BEACH WELL 2 High 9/27/2002 WL C 6099250 KING GEORGE FAIRVIEW BEACH WELL 3 High 9/27/2002 WL C 6099130 KING GEORGE GREENHOST, INC. WELL 1 High 9/27/2002 WL NTNC 6099130 KING GEORGE GREENHOST, INC.DRAFT WELL 2 High 9/27/2002 WL NTNC 6099275 KING GEORGE HANOVER HTS MHP DRILLED WELL High 9/27/2002 WL C

Page 62 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6099276 KING GEORGE HERITAGE HALL WELL 1 Low 9/27/2002 WL C 6099279 KING GEORGE HILLCREST MOTEL DRILLED WELL High 2/11/2003 WL NC 6099282 KING GEORGE HILLCREST OFFICEPARK WELL 1 WL NTNC 6099280 KING GEORGE HOLIDAY INN APTS DRILLED WELL High 9/27/2002 WL C 6099593 KING GEORGE KG HOUSE OF PIZZA WELL High 3/5/2003 WL NC 6099295 KING GEORGE KGCSA-DAHLGREN BAYBERRY WELL High 9/27/2002 WL C 6099295 KING GEORGE KGCSA-DAHLGREN BUMBRY WELL High 9/27/2002 WL C 6099295 KING GEORGE KGCSA-DAHLGREN MONMOUTH 1 WELL High 9/27/2002 WL C 6099295 KING GEORGE KGCSA-DAHLGREN MONMOUTH 2A WELL High 9/27/2002 WL C 6099050 KING GEORGE KING GEORGE CO. COURTHOUSE ARNOLD'S WELL 1 High 9/27/2002 WL C 6099050 KING GEORGE KING GEORGE CO. COURTHOUSE ARNOLD'S WELL 1A Low 9/27/2002 WL C 6099050 KING GEORGE KING GEORGE CO. COURTHOUSE PEPPERMILL WELL #1 Low 9/27/2002 WL C 6099050 KING GEORGE KING GEORGE CO. COURTHOUSE PEPPERMILL WELL #2 Low 9/27/2002 WL C 6099050 KING GEORGE KING GEORGE CO. COURTHOUSE PURKINS CORNER WELL Low 9/27/2002 WL C 6099296 KING GEORGE KING GEORGE COUNTY ELEMENTARY DRILLED WELL High 7/24/2002 WL NTNC 6099297 KING GEORGE KING GEORGE MIDDLE SCHOOL DRILLED WELL High 9/21/2002 WL NTNC 6099573 KING GEORGE KING GEORGE SHEETZ WELL 1 WL NC 6099425 KING GEORGE KING'S PIZZA WELL High 2/11/2003 WL NC 6099305 KING GEORGE MCDANIEL MOBILE HOME PARK DRILLED WELL High 9/27/2002 WL C 6099300 KING GEORGE NINDES STORE DRILLED WELL High 10/10/2002 WL C 6099350 KING GEORGE OAKLAND PARK WELL 1A High 9/27/2002 WL C 6099350 KING GEORGE OAKLAND PARK WELL 2 9/27/2002 WL C 6099400 KING GEORGE OWENS DRILLED WELL High 9/27/2002 WL C 6099430 KING GEORGE PINEVIEW MHP WELL 1 High 9/27/2002 WL C 6099430 KING GEORGE PINEVIEW MHP WELL 2 High 9/27/2002 WL C 6099440 KING GEORGE POTOMAC LANDING DRILLED WELL Low 9/27/2002 WL C 6099450 KING GEORGE PRESIDENTIAL LAKES, SECT. 1-13 WELL 1 High 9/27/2002 WL C 6099450 KING GEORGE PRESIDENTIAL LAKES, SECT. 1-13 WELL 2 High 9/27/2002 WL C 6099500 KING GEORGE PRESIDENTIAL LAKES, SECT. 14 DRILLED WELL High 11/7/2002 WL C 6099500 KING GEORGE PRESIDENTIAL LAKES, SECT. 14 WELL #2 High 11/7/2002 WL C 6099556 KING GEORGE PRINCESS ANNE 205 WELL 1 High 9/27/2002 WL C 6099556 KING GEORGE PRINCESS ANNE 205 WELL 2 High 9/27/2002 WL C 6099298 KING GEORGE RELAX INN DRILLED WELL 2/11/2003 WL NC 6099570 KING GEORGE SEI BIRCHWOOD POWER FACILITY WELL 1 High 9/27/2002 WL NTNC 6099570 KING GEORGE SEI BIRCHWOOD POWER FACILITYDRAFT WELL 2 High 9/27/2002 WL NTNC 6099550 KING GEORGE ST. PAUL'S CHURCH DRILLED WELL High 9/27/2002 WL C

Page 63 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6099315 KING GEORGE VU DELI WELL 2/11/2003 WL NC 6099590 KING GEORGE WALNUT GROVE TRAILER PARK DRILLED WELL High 9/27/2002 WL C 4101400 KING WILLIAM A & H COUNTRY KITCHEN WELL High 1/24/2003 WL NC 4101010 KING WILLIAM ACQUINTON/HAMILTON HOLMES DRILLED WELL # 2 Low 1/29/2002 WL NTNC 4101020 KING WILLIAM AYLETT DRIVE-IN DRILLED WELL Low 12/30/2002 WL NC 4101030 KING WILLIAM BLACK CREEK SUBDIVISION DRILLED WELL Low 12/30/2002 WL C 4101060 KING WILLIAM BRAXTONS LANDING DRILLED WELL #1 High 1/29/2002 WL C 4101110 KING WILLIAM CENTRAL GARAGE WATER SYSTEM WELL #1 Low 1/24/2003 WL C 4101160 KING WILLIAM FAS MART #33 WELL Low 12/30/2002 WL NC 4101670 KING WILLIAM FONTAINBLEAU INDUSTRIAL PARK WELL NO. 1 High 8/20/2002 WL NTNC 4101150 KING WILLIAM GUARDIAN ANGELS DAY CARE DRILLED WELL Low 3/23/2005 WL NTNC 4101307 KING WILLIAM KING WILLIAM COUNTY PARK CONCESSION STAND WELL Low 12/30/2002 WL NC 4101650 KING WILLIAM M & M PIZZA WELL 12/30/2002 WL NC 4101500 KING WILLIAM MARLE HILL SUBDIVISION DRILLED WELL Low 1/29/2002 WL C 4101550 KING WILLIAM MT. OLIVE CHURCH COMM. WELL CO DRILLED WELL Low 1/29/2002 WL C 4101600 KING WILLIAM OAK SPRINGS DRILLED WELL #1 Low 8/21/2002 WL C 4101600 KING WILLIAM OAK SPRINGS DRILLED WELL #2 Low 8/21/2002 WL C 4101310 KING WILLIAM OLD KING WILLIAM COURTHOUSE DRILLED WELL Low 1/29/2002 WL NTNC 4101086 KING WILLIAM PAMUNKEY RIDGE CAMP (EQUESTRIAN EQUESTRIAN-WELL High 12/30/2002 WL NC 4101085 KING WILLIAM PAMUNKEY RIDGE CAMP (MAIN WELL) MAIN CAMP WELL Low 12/30/2002 WL NC 4101715 KING WILLIAM SHARON ROAD SHOPPING CENTER DRILLED WELL Low 3/23/2005 WL NC 4101092 KING WILLIAM SONJA'S RESTAURANT DRILLED WELL Low WL NC 4101800 KING WILLIAM VENTER HEIGHTS SUBDIVISION DRILLED WELL #1 Low 8/21/2002 WL C 4101800 KING WILLIAM VENTER HEIGHTS SUBDIVISION DRILLED WELL #2 Low 8/21/2002 WL C 4101900 KING WILLIAM WEST POINT, TOWN OF DRILLED WELL #1 High 8/1/2002 WL C 4101900 KING WILLIAM WEST POINT, TOWN OF DRILLED WELL #2 Low 8/1/2002 WL C 4101900 KING WILLIAM WEST POINT, TOWN OF DRILLED WELL #3 Low 8/1/2002 WL C 4101950 KING WILLIAM WOODRUFF SUBDIVISION WELL # 1 Low 8/20/2002 WL C 4101950 KING WILLIAM WOODRUFF SUBDIVISION WELL # 2 8/20/2002 WL C 4103050 LANCASTER ALEXANDRIA POLICE BOYS CAMP WELL NO. 1A 10/31/2002 WL NC 4103100 LANCASTER BALL POINT WELL 1A Low 9/11/2001 WL C 4103120 LANCASTER BELLE ISLE STATE PARK WELL NO. 1 Low 9/11/2001 WL NC 4103130 LANCASTER BLACK STUMP DRILLED WELL # 1 Low 9/11/2001 WL C 4103150 LANCASTER BRIGHTWATERS DRILLED WELL Low 9/11/2001 WL NC 4103200 LANCASTER CHURCHFIELDSDRAFT DRILLED WELL High 9/10/2001 WL C 4103225 LANCASTER CORBIN-LEWIS ESTATES DRILLED WELL Low 9/11/2001 WL C

Page 64 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4103230 LANCASTER CORROTOMAN BY THE BAY DRILLED WELL #1 Low 9/11/2001 WL C 4103230 LANCASTER CORROTOMAN BY THE BAY DRILLED WELL #2 Low 9/11/2001 WL C 4103975 LANCASTER CORROTOMAN PLAZA WELL NO. 1 Low 10/30/2002 WL NC 4103245 LANCASTER COTTAGES AT THE GOLDEN EAGLE WELL NO. 1A Low 9/11/2001 WL C 4103250 LANCASTER COVE COLONY WELL 1A Low 9/14/2001 WL C 4103336 LANCASTER FLOWERING FIELDS WELL High 5/6/2003 WL C 4103338 LANCASTER FOREST HILLS SUBD DRILLED WELL High 3/14/2002 WL C 4103340 LANCASTER FOUND FOR HIST CHRIST CH INC WELL Low 10/28/2002 WL NC 4103350 LANCASTER FOXWELLS DRILLED WELL Low 9/5/2001 WL C 4103365 LANCASTER GOLDEN EAGLE COUNTRY CLUB DRILLED WELL Low 10/25/2002 WL NC 4103375 LANCASTER GRANVILLE BAY SUBDIVISION DRILLED WELL Low 9/5/2001 WL C 4103400 LANCASTER GREEN, THE WELL NO. 1 High 7/25/2001 WL C 4103500 LANCASTER HERITAGE POINT WELL 1A 9/5/2001 WL C 4103500 LANCASTER HERITAGE POINT WELL 2 Low 9/5/2001 WL C 4103550 LANCASTER IRVINGTON COMMUNITY OF DRILLED WELL #1 High 8/23/2001 WL C 4103550 LANCASTER IRVINGTON COMMUNITY OF DRILLED WELL #2 Low 8/23/2001 WL C 4103600 LANCASTER KILMARNOCK, TOWN OF DRILLED WELL #3 Low 9/5/2001 WL C 4103600 LANCASTER KILMARNOCK, TOWN OF DRILLED WELL #4 Low 9/5/2001 WL C 4103630 LANCASTER KINGSLAND DRILLED WELL #1A Low 9/5/2001 WL C 4103680 LANCASTER LANCASTER COURTHOUSE WELL NO. 1A 9/5/2001 WL C 4103684 LANCASTER LANCASTER HEALTH DEPT DRILLED WELL Low 9/5/2001 WL NTNC 4103687 LANCASTER LANCASTER HIGH SCHOOL DRILLED WELL Low 9/5/2001 WL NTNC 4103695 LANCASTER LANCASTER PRIMARY SCHOOL DRILLED WELL Low 9/5/2001 WL NTNC 4103710 LANCASTER LANCASTER SHORES DRILLED WELL #1A Low 9/5/2001 WL C 4103750 LANCASTER LAUREL POINT DRILLED WELL1 Low 9/5/2001 WL C 4103750 LANCASTER LAUREL POINT DRILLED WELL2 Low 9/5/2001 WL C 4103780 LANCASTER LITTLE BAY ASSOCIATES DRILLED WELL High 9/5/2001 WL C 4103800 LANCASTER LIVELY, COMMUNITY OF DRILLED WELL1 High 9/5/2001 WL C 4103800 LANCASTER LIVELY, COMMUNITY OF DRILLED WELL2 Low 9/5/2001 WL C 4103820 LANCASTER MOSQUITO POINT DRILLED WELL NO. 1 Low 9/5/2001 WL C 4103870 LANCASTER RAPPAHANNOCK WESTMINSTER WELL NO. 1 Low 9/5/2001 WL C 4103870 LANCASTER RAPPAHANNOCK WESTMINSTER WELL NO. 2 Low 9/5/2001 WL C 4103898 LANCASTER TIDES LODGE DRILLED WELL Low 1/29/2003 WL NC 4103950 LANCASTER WAVERLY SUBDIVISION WELL NO. 1 Low 9/5/2001 WL C 4103950 LANCASTER WAVERLY SUBDIVISIONDRAFT WELL NO. 1A 9/5/2001 WL C 4103830 LANCASTER WEEMS WELL2 @ NTH WEEMS Low 9/5/2001 WL C

Page 65 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4103830 LANCASTER WEEMS WELL3 @ STH WEEMS Low 9/5/2001 WL C 4103955 LANCASTER WESTERN BRANCH PRESERVE WELL NO. 1 WL C 4103977 LANCASTER WHISPERING PINES MOTEL WELL (WITH PITLESS ADAPTER) High 10/30/2002 WL NC 4103980 LANCASTER WHITE STONE-WHITE STONE BEACH DRILLED WELL 1 High 9/5/2001 WL C 4103980 LANCASTER WHITE STONE-WHITE STONE BEACH DRILLED WELL 2 Low 9/5/2001 WL C 4103985 LANCASTER WINDMILL POINT MARINE RESORT WELL NO. 1 High 1/30/2003 WL NTNC 4103985 LANCASTER WINDMILL POINT MARINE RESORT WELL NO. 2 1/30/2003 WL NTNC 4103993 LANCASTER YANKEE PT SAILBOAT MARINA DRILLED WELL High 10/28/2002 WL NC 1105050 LEE APPALACHIA SERVICE PROJECT WELL WL NC 1105075 LEE CAVE SPRINGS WELL #1 High 3/22/2002 WL NC 1105860 LEE HARVEST BAPTIST CHILDCARE MINISTRIES WELL #1 High 10/8/2002 WL C 1105200 LEE JONESVILLE, TOWN OF WYNN SPRING #1 6/3/2002 SP C 1105400 LEE LEE COUNTY WATER BLUE SPRING SP C 1105500 LEE PENNINGTON GAP, TOWN OF POWELL RIVER INTAKE FACILITY High 3/22/2002 IN C 1105850 LEE STICKLEYVILLE ELEMENTARY SCHOOL WELL High 3/22/2002 WL NTNC 6107175 LOUDOUN ADESA WASHINGTON DC (FORMER ABC WELL High 3/26/2003 WL NTNC 6107011 LOUDOUN ALDIE ELEMENTARY SCHOOL WELL#1 High 8/29/2002 WL NTNC 6107010 LOUDOUN ALDIE WATER COMPANY WELL #1 High 1/13/2002 WL C 6107010 LOUDOUN ALDIE WATER COMPANY WELL #2 High 1/13/2002 WL C 6107018 LOUDOUN ALGONKIAN REG. PARK - COMFORT STATION WELL NO 1 High 3/7/2003 WL NC 6107015 LOUDOUN ALGONKIAN REG. PARK - CONFERENCE WELL 1 High 3/7/2003 WL NC 6107017 LOUDOUN ALGONKIAN REG. PARK - COTTAGES WELL High 3/7/2003 WL NC 6107019 LOUDOUN ALGONKIAN REG. PARK - MAINTENANCE WELL 1 4/15/2003 WL NC 6107016 LOUDOUN ALGONKIAN REGIONAL PARK - POOL WELL 1 High 3/7/2003 WL NC 6107025 LOUDOUN ARCOLA COMMUNITY CENTER WELL High 3/26/2003 WL NTNC 6107024 LOUDOUN ARCOLA ELEMENTARY SCHOOL WELL#1 High 8/29/2002 WL NTNC 6107026 LOUDOUN ARCOLA UNITED METHODIST CHURCH WELL WL NTNC 6107033 LOUDOUN BANNEKER ELEMENTARY SCHOOL WELL 2 (NEW FOR 99) High 8/29/2002 WL NTNC 6107045 LOUDOUN BANSHEE REEKS PARK BANSHEE PARK 4/30/2003 WL NC 6107037 LOUDOUN BEACON HILL-LCSA WELL C WL C 6107037 LOUDOUN BEACON HILL-LCSA WELL HA WL C 6107240 LOUDOUN BEAUTIFUL SOUTH, THE WELL 3/26/2003 WL NC 6107038 LOUDOUN BLUEMONT COMMUNITY CENTER WELL High 3/26/2003 WL NTNC 6107034 LOUDOUN BRAMBLETON GOLF COURSE WELL High 3/26/2003 WL NC 6107052 LOUDOUN CAMP HIGHROADDRAFT WELL High 3/26/2003 WL NC 6107120 LOUDOUN CAMP POTOMAC WOODS-RIDGE AND MOUNTFORD WELL High 3/7/2003 WL NC

Page 66 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6107120 LOUDOUN CAMP POTOMAC WOODS-RIDGE AND RIDGE WELL High 3/7/2003 WL NC 6107482 LOUDOUN CHURCH OF THE NAZARENE WELL High 3/7/2003 WL NC 6107030 LOUDOUN CLAUDE MR PK-VISIT CTR (PREV ROY WELL WL NC 6107093 LOUDOUN DELI-O SNACK AND SHOP WELL High 3/26/2003 WL NC 6107100 LOUDOUN FOXCROFT SCHOOL WELL # 6 High 8/29/2002 WL C 6107100 LOUDOUN FOXCROFT SCHOOL WELL # 7 High 8/29/2002 WL C 6107100 LOUDOUN FOXCROFT SCHOOL WELL # 8 High 8/29/2002 WL C 6107100 LOUDOUN FOXCROFT SCHOOL WELL #1 High 8/29/2002 WL C 6107100 LOUDOUN FOXCROFT SCHOOL WELL #3 High 8/29/2002 WL C 6107101 LOUDOUN FRANKLIN PARK WELL 1 High 3/7/2003 WL NC 6107144 LOUDOUN GOOD STONE INN, THE INN WELL WL NC 6107148 LOUDOUN GOOSE CREEK GC WELL 3/26/2003 WL NC 6107470 LOUDOUN GRAYDON MANOR WELL # 3 High 8/29/2002 WL C 6107470 LOUDOUN GRAYDON MANOR WELL#2 High 8/29/2002 WL C 6107198 LOUDOUN HAMILTON SAFETY CENTER/HARMONY HALL WELL #1 WL NC 6107150 LOUDOUN HAMILTON, TOWN OF WELL 1 High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 10 High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 11 High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 12 High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 14 (STONE EDEN WELL) High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 4A High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 6 High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 7 High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 8 High 3/26/2003 WL C 6107150 LOUDOUN HAMILTON, TOWN OF WELL 9 High 3/26/2003 WL C 6107205 LOUDOUN HILLSBORO ELEMENTARY SCHOOL WELL#1 High 8/29/2002 WL NTNC 6107200 LOUDOUN HILLSBORO, TOWN OF SPRING 1/13/2003 SP C 6107200 LOUDOUN HILLSBORO, TOWN OF WELL 1/13/2003 WL C 6107075 LOUDOUN HIWAY TRAILER PARK, INC WELL #1 High 8/29/2002 WL C 6107075 LOUDOUN HIWAY TRAILER PARK, INC WELL #2 High 8/29/2002 WL C 6107300 LOUDOUN LEESBURG, TOWN OF PAXTON WELL High 6/13/2002 WL C 6107300 LOUDOUN LEESBURG, TOWN OF POTOMAC INTAKE High 6/13/2002 IN C 6107221 LOUDOUN LENAH FARMS LEN-1 High 12/20/2002 WL C 6107221 LOUDOUN LENAH FARMS LFW B1 High 12/20/2002 WL C 6107221 LOUDOUN LENAH FARMSDRAFT LFW B2 High 12/20/2002 WL C 6107325 LOUDOUN LINCOLN ELEMENTARY SCHOOL WELL#1 High 8/29/2002 WL NTNC

Page 67 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6107349 LOUDOUN LOUDOUN COUNTY ANIMAL SHELTER DRILLED WELL 3/26/2003 WL NC 6107400 LOUDOUN LOVETTSVILLE, TOWN OF WELL 3 High 8/29/2002 WL C 6107400 LOUDOUN LOVETTSVILLE, TOWN OF WELL 4 High 8/29/2002 WL C 6107400 LOUDOUN LOVETTSVILLE, TOWN OF WELL 5 High 8/29/2002 WL C 6107400 LOUDOUN LOVETTSVILLE, TOWN OF WELL KR-1 8/29/2002 WL C 6107811 LOUDOUN LOWES ISLAND CLUB WELL High 3/24/2003 WL NC 6107411 LOUDOUN LUCKETTS COMMUNITY CENTER WELL High 3/7/2003 WL NTNC 6107417 LOUDOUN LUCKETTS ELEMENTARY SCHOOL WELL#1 High 8/29/2002 WL NTNC 6107420 LOUDOUN LUCKETTS MOBILE HOME PARK DRILLED WELL High 8/29/2002 WL C 6107453 LOUDOUN MIDDLEBURG COMMUNITY CENTER WELL 3/26/2003 WL NC 6107450 LOUDOUN MIDDLEBURG, TOWN OF WELL #2 High 8/29/2002 WL C 6107450 LOUDOUN MIDDLEBURG, TOWN OF WELL #3 High 8/29/2002 WL C 6107450 LOUDOUN MIDDLEBURG, TOWN OF WELL #4 8/29/2002 WL C 6107460 LOUDOUN MORVEN PARK INTER EQUEST INST BACKUP WELL 3/26/2003 WL NC 6107460 LOUDOUN MORVEN PARK INTER EQUEST INST DRILLED WELL 1 3/26/2003 WL NC 6107465 LOUDOUN MOUNTAIN VIEW ELEMENTARY SCHOOL WELL WL NTNC 6107500 LOUDOUN NOTRE DAME ACADEMY WELL #1 High 8/29/2002 WL NTNC 6107500 LOUDOUN NOTRE DAME ACADEMY WELL #3(ORIGINALLY WELL #4) High 8/29/2002 WL NTNC 6107500 LOUDOUN NOTRE DAME ACADEMY WELL #4 (ORIGINALLY #3) High 8/29/2002 WL NTNC 6107500 LOUDOUN NOTRE DAME ACADEMY WELL#2 High 8/29/2002 WL NTNC 6107530 LOUDOUN OATLANDS PLANTATION WELL High 3/24/2003 WL NC 6107535 LOUDOUN PATOWMACK FARM WELL #1 WL NC 6107549 LOUDOUN PHILOMONT COMMUNITY CENTER DRILLED WELL High 3/24/2003 WL NTNC 6107601 LOUDOUN PLAINS OF RASPBERRY WELL #1 9/29/2002 WL C 6107601 LOUDOUN PLAINS OF RASPBERRY WELL #2 9/29/2002 WL C 6107550 LOUDOUN POTOMAC FARMS WELL #1 High 8/29/2002 WL C 6107600 LOUDOUN PURCELLVILLE, TOWN OF CORNWELL 2 10/17/2002 WL C 6107600 LOUDOUN PURCELLVILLE, TOWN OF HIRST FARM WELL #2 10/17/2002 WL C 6107600 LOUDOUN PURCELLVILLE, TOWN OF JT HIRST RESERVOIR INTAKE Moderate 10/17/2002 IN C 6107600 LOUDOUN PURCELLVILLE, TOWN OF MW WELL #2 High 10/17/2002 WL C 6107600 LOUDOUN PURCELLVILLE, TOWN OF VC WELL High 10/17/2002 WL C 6107600 LOUDOUN PURCELLVILLE, TOWN OF WELL 1 High 10/17/2002 WL C 6107600 LOUDOUN PURCELLVILLE, TOWN OF WELL 5 High 10/17/2002 WL C 6107630 LOUDOUN RASPBERRY PLAIN COUNTRY INN WELL #1 WL NC 6107650 LOUDOUN ROUND HILL, TOWN OFDRAFT 21NA WELL High 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF 21NB WELL High 8/29/2002 WL C

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6107650 LOUDOUN ROUND HILL, TOWN OF 719 WELL High 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF STONELEIGH #2 High 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF STONELEIGH #2A High 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF STONELEIGH #2C High 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF WELL #12 High 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF WELL 21SA 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF WELL 22A High 8/29/2002 WL C 6107650 LOUDOUN ROUND HILL, TOWN OF WELL 6S 8/29/2002 WL C 6107675 LOUDOUN SIMPSON MIDDLE SCHOOL WELL#1 High 8/29/2002 WL NTNC 6107624 LOUDOUN STERLING RURITAN WELL 1 WL NC 6107623 LOUDOUN TART LUMBER COMPANY, INC. WELL 8/29/2002 WL NTNC 6107710 LOUDOUN TRAINING TRACK CENTER INC CORRAL WELL (#3) High 3/24/2003 WL NTNC 6107710 LOUDOUN TRAINING TRACK CENTER INC VAULT WELL (#1) High 3/24/2003 WL NTNC 6107710 LOUDOUN TRAINING TRACK CENTER INC WEST FIELD WELL (#2) High 3/24/2003 WL NTNC 6107715 LOUDOUN TROWBRIDGE STEEL COMPANY, WELL High 8/29/2002 WL NTNC 6107520 LOUDOUN TWISTED OAKS CONDOS PHASE 1 WELL High 3/24/2003 WL NTNC 6107062 LOUDOUN UNITED RENTALS WELL High 3/26/2003 WL NTNC 6107760 LOUDOUN VFW-POST 1177 DRILLED WELL High 3/24/2003 WL NC 6107012 LOUDOUN VICA WELL CLASS 2 High 3/7/2003 WL NC 6107775 LOUDOUN WATERFORD ELEMENTARY SCHOOL WELL#1 High 8/29/2002 WL NTNC 6107461 LOUDOUN WDF COMFORT STATION DRILLED WELL High 3/26/2003 WL NC 6107462 LOUDOUN WDF MANSION WELL High 3/26/2003 WL NC 6107796 LOUDOUN WHEATLAND FARMS WELL #1 WL NC 6107725 LOUDOUN WHISPER RIDGE AT LEESBURG DRILLED WELL High 8/29/2002 WL C 6107797 LOUDOUN WHITEHALL ASSOCIATES LLC WELL High 3/24/2003 WL NC 2109075 LOUISA BLUE RIDGE SHORES WELL 1 High 7/22/2002 WL C 2109075 LOUISA BLUE RIDGE SHORES WELL 1A High 7/22/2002 WL C 2109075 LOUISA BLUE RIDGE SHORES WELL 2 High 7/22/2002 WL C 2109075 LOUISA BLUE RIDGE SHORES WELL 3 High 7/22/2002 WL C 2109075 LOUISA BLUE RIDGE SHORES WELL 5 High 7/22/2002 WL C 2109075 LOUISA BLUE RIDGE SHORES WELL 6 High 7/22/2002 WL C 2109130 LOUISA CHRISTOPHER RUN CAMPGROUND MIDDLE WELL High 11/19/2002 WL NC 2109130 LOUISA CHRISTOPHER RUN CAMPGROUND UPPER WELL High 11/19/2002 WL NC 2109140 LOUISA CRESCENT INN RESTAURANT DRILLED WELL High 10/1/2002 WL NC 2109145 LOUISA CROSSING POINTEDRAFT WELL 1 High 8/8/2002 WL NTNC 2109145 LOUISA CROSSING POINTE WELL 2 High 8/8/2002 WL NTNC

Page 69 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2109150 LOUISA EXPRESSIONS I LEARNING CENTER WELL High 8/8/2002 WL NTNC 2109265 LOUISA JERDONE ISLAND SUBDIVISION WELL High 7/22/2002 WL C 2109260 LOUISA JOUETT ELEMENTARY SCHOOL DRILLED WELL High 8/8/2002 WL NTNC 2109300 LOUISA KLOCKNER PENTAPLAST, INC. OLD POTABLE WELL High 9/23/2002 WL NTNC 2109300 LOUISA KLOCKNER PENTAPLAST, INC. PROCESS WELL 1 High 9/23/2002 WL NTNC 2109300 LOUISA KLOCKNER PENTAPLAST, INC. PROCESS WELL 2 High 9/23/2002 WL NTNC 2109340 LOUISA LAKE ANNA PLAZA WELL 1 High 11/19/2002 WL C 2109340 LOUISA LAKE ANNA PLAZA WELL 2 High 11/19/2002 WL C 2109090 LOUISA LAKE ANNA RESCUE WELL High 11/21/2002 WL NC 2109510 LOUISA LOUISA COUNTY WATER AUTHORITY INDUSTRIAL PARK WELL High 3/27/2002 WL C 2109510 LOUISA LOUISA COUNTY WATER AUTHORITY NE CREEK RESERV High 3/27/2002 IN C 2109990 LOUISA LOUISA COUNTY ZION CROSSROADS GREEN SPRINGS WELL 1 High 10/1/2002 WL NTNC 2109990 LOUISA LOUISA COUNTY ZION CROSSROADS GREEN SPRINGS WELL 2 High 10/1/2002 WL NTNC 2109990 LOUISA LOUISA COUNTY ZION CROSSROADS GREEN SPRINGS WELL 3 High 10/1/2002 WL NTNC 2109990 LOUISA LOUISA COUNTY ZION CROSSROADS POORE WELL 1 High 10/1/2002 WL NTNC 2109990 LOUISA LOUISA COUNTY ZION CROSSROADS POORE WELL 2 High 10/1/2002 WL NTNC 2109525 LOUISA MINERAL, TOWN OF EMERGENCY SPRING High 7/22/2002 SP C 2109525 LOUISA MINERAL, TOWN OF WELL 4 High 7/22/2002 WL C 2109525 LOUISA MINERAL, TOWN OF WELL 5 High 7/22/2002 WL C 2109610 LOUISA NORTH ANNA INFORMATION CENTER WELL 11/21/2002 WL NC 2109600 LOUISA NORTH ANNA POWER PLANT WELL 3A High 9/23/2002 WL NTNC 2109600 LOUISA NORTH ANNA POWER PLANT WELL 4 High 9/23/2002 WL NTNC 2109600 LOUISA NORTH ANNA POWER PLANT WELL 6 High 9/23/2002 WL NTNC 2109640 LOUISA PROSPECT HILL DEEP WELL High 11/21/2002 WL NC 2109650 LOUISA SHENANDOAH CROSSING WELL 1 High 9/23/2002 WL C 2109650 LOUISA SHENANDOAH CROSSING WELL 2 High 9/23/2002 WL C 2109650 LOUISA SHENANDOAH CROSSING WELL 3 High 9/23/2002 WL C 2109639 LOUISA SIEBERT'S AMOCO & DAIRY QUEEN WELL 10/1/2002 WL NC 2109675 LOUISA SIX-0-FIVE TRAILER PARK WELL 1 High 7/22/2002 WL C 2109675 LOUISA SIX-0-FIVE TRAILER PARK WELL 2 High 7/22/2002 WL C 2109925 LOUISA SMALL COUNTRY CAMPGROUND WELL 1 High 11/21/2002 WL NC 2109925 LOUISA SMALL COUNTRY CAMPGROUND WELL 2 High 11/21/2002 WL NC 2109725 LOUISA TAVERN ON THE RAIL WELL High 11/21/2002 WL NC 2109025 LOUISA TREVILIANS ELEMENTARY SCHOOL DRILLED WELL High 8/8/2002 WL NTNC 2109800 LOUISA TREVILIANS SQUARE APARTMENTSDRAFT WELL 1 High 9/23/2002 WL C 2109825 LOUISA TWIN OAKS COMMUNITY WELL High 7/22/2002 WL C

Page 70 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2109100 LOUISA ZION CROSSROADS BURGER KING WELL NO 1 High 10/1/2002 WL NC 5111450 LUNENBURG KENBRIDGE, TOWN OF COMMON INTAKE SAMPLE SITE High 6/13/2002 IN C 5111450 LUNENBURG KENBRIDGE, TOWN OF FLAT ROCK CREEK High 6/13/2002 IN C 5111430 LUNENBURG LUNENBURG COUNTY SEAT WELL NO. 2 9/27/2005 WL NTNC 5111520 LUNENBURG LUNENBURG HEALTH CENTER INC WELL 12/6/2002 WL NC 5111800 LUNENBURG VICTORIA, TOWN OF COMMON RAW WATER SAMPLE High 6/13/2002 IN C 5111800 LUNENBURG VICTORIA, TOWN OF LUNENBURG LAKE High 6/13/2002 IN C 5111800 LUNENBURG VICTORIA, TOWN OF NOTTOWAY FALLS High 6/13/2002 IN C 5680200 LYNCHBURG LYNCHBURG, CITY OF JAMES RIVER-ABERT Moderate 7/2/2002 IN C 5680200 LYNCHBURG LYNCHBURG, CITY OF JAMES RIVER-COLLEGE HILL High 7/2/2002 IN C 5680200 LYNCHBURG LYNCHBURG, CITY OF PEDLAR RESERVOIR High 7/2/2002 IN C 6113100 MADISON ACHSAH ACRES WELL #1 High 10/22/2002 WL C 6113100 MADISON ACHSAH ACRES WELL #2 High 10/22/2002 WL C 6113100 MADISON ACHSAH ACRES WELL #4 High 10/22/2002 WL C 6113108 MADISON BAVARIAN CHEF, THE DRILLED WELL High 2/28/2003 WL NC 6113111 MADISON CAMP SHENANDOAH SPRINGS DRILLED WELL High 2/28/2003 WL NC 6113115 MADISON COPELEY FIELDS SUBDIVISION WELL High 10/22/2002 WL C 6113117 MADISON CRIGLERSVILLE ELEMENTARY SCHOOL CRIGLERSVILLE WELL High 10/22/2002 WL NTNC 6113113 MADISON GIOVANNA'S ITALIAN EATERY DRILLED WELL High 2/28/2003 WL NC 6113136 MADISON GRAVES MOUNTAIN LODGE WELL 1 High 2/28/2003 WL NC 6113136 MADISON GRAVES MOUNTAIN LODGE WELL 2 High 2/28/2003 WL NC 6113136 MADISON GRAVES MOUNTAIN LODGE WELL 3 High 2/28/2003 WL NC 6113160 MADISON HAPPY HILLS SUBDIVISION WELL 1 High 10/22/2002 WL C 6113160 MADISON HAPPY HILLS SUBDIVISION WELL 2 High 10/22/2002 WL C 6113165 MADISON HARTLAND INSTITUTE WELL 1B High 10/22/2002 WL C 6113165 MADISON HARTLAND INSTITUTE WELL 2A High 10/22/2002 WL C 6113190 MADISON INN AT MEANDER PLANTATION, THE WELL High 2/28/2003 WL NC 6113184 MADISON MADISON COUNTY SCHOOL BOARD DRILLED WELL High 10/22/2002 WL NC 6113197 MADISON MADISON PRIMARY SCHOOL DRILLED WELL High 10/22/2002 WL NTNC 6113225 MADISON MADISON TASTEE FREEZ DRILLED WELL High 2/28/2003 WL NC 6113200 MADISON MADISON, TOWN OF WHITE OAK RUN High 5/24/2002 IN C 6113188 MADISON MEADOWBROOKE ASSISTED LIVING MEADOWBROOK WELL High 10/22/2002 WL C 6113265 MADISON MOUNTAIN VIEW NURSING HOME WELL 2 10/22/2002 WL C 6113170 MADISON OAK PARK SUBDIVISION WELL #1 High 10/22/2002 WL C 6113170 MADISON OAK PARK SUBDIVISIONDRAFT WELL #2 High 10/22/2002 WL C 6113105 MADISON RAPIDAN BAPTIST CAMP DRILLED WELL High 2/28/2003 WL NC

Page 71 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6113195 MADISON ROLLING BROOK MOBILE HOME PARK WELL 1 High 10/22/2002 WL C 6113345 MADISON SEVENOAKS PATHWORK CENTER WELL 1 High 2/28/2003 WL NC 6113112 MADISON SHENANDOAH HILLS CAMPGROUND DRILLED WELL High 2/28/2003 WL NC 6113500 MADISON VALLEY VIEW DRILLED WELL High 10/22/2002 WL C 6113300 MADISON WOODBERRY FOREST SCHOOL WELL NO 6 High 10/22/2002 WL C 6113300 MADISON WOODBERRY FOREST SCHOOL WELL NO 7 High 10/22/2002 WL C 6685100 MANASSAS MANASSAS, CITY OF LAKE MANASSAS DAM High 6/13/2002 IN C 6687100 MANASSAS MANASSAS PARK, CITY OF WELL #4 High 8/27/2002 WL C 6687100 MANASSAS MANASSAS PARK, CITY OF WELL #6 High 8/27/2002 WL C 6687100 MANASSAS MANASSAS PARK, CITY OF WELL #9 High 8/27/2002 WL C 5690400 MARTINSVILLE MARTINSVILLE, CITY OF BEAVER CREEK RESERVOIR High 1/10/2002 IN C 5690400 MARTINSVILLE MARTINSVILLE, CITY OF LEATHERWOOD CREEK High 1/10/2002 IN C 5690400 MARTINSVILLE MARTINSVILLE, CITY OF LITTLE BEAVER CREEK High 1/10/2002 IN C 4115400 MATHEWS CHESAPEAKE SHORES WELL NO. 1A Low 12/17/2001 WL C 4115450 MATHEWS COBBS SHORES WELL NO. 1 Low 12/19/2001 WL C 4115420 MATHEWS COCO LOCO DRILLED WELL WL NC 4115455 MATHEWS CRICKET HILL APARTMENTS WELL NO. 1 Low 12/17/2001 WL C 4115452 MATHEWS D & P EMBROIDERY WELL NO. 1 High 12/18/2001 WL NTNC 4115707 MATHEWS DAVIS CREEK MARINA WELL High 1/8/2003 WL NC 4115485 MATHEWS GINNEY POINT MARINA WELL Low 1/10/2003 WL NC 4115490 MATHEWS GWYNN ISLAND CAMPERS HAVEN TES DRILLED WELL High 1/8/2003 WL NC 4115487 MATHEWS GWYNNS ISLAND BOAT EL WELL Low 1/10/2003 WL NC 4115350 MATHEWS GWYNNS ISLAND CONDO WELL NO. 1 Low 12/19/2001 WL C 4115010 MATHEWS HARDEE'S/BODDIE NOEL ENT WELL High 1/10/2003 WL NC 4115525 MATHEWS HORN HARBOR MARINA DRILLED WELL High 1/7/2003 WL NC 4115526 MATHEWS HUDGINS POINT CONDOMINIUMS WELL NO. 2 Low 12/17/2001 WL C 4115601 MATHEWS LEE JACKSON PRIMARY SCHOOL WELL NO. 1 High 12/19/2001 WL NTNC 4115018 MATHEWS LINDA'S DINER DRILLED WELL High 1/10/2003 WL NC 4115710 MATHEWS LYNNE'S FAMILY RESTAURANT DRILLED WELL High 1/10/2003 WL NC 4115505 MATHEWS MAIN STREET COTTAGE WELL High 1/7/2003 WL NC 4115641 MATHEWS MATHEWS COUNTY HUMAN SERVICES WELL Low 1/7/2003 WL NC 4115643 MATHEWS MATHEWS HIGH SCHOOL WELL NO. 1 Low 12/19/2001 WL NTNC 4115649 MATHEWS MATHEWS YACHT CLUB DRILLED WELL High 1/7/2003 WL NC 4115945 MATHEWS MATHEWS YOUTH CENTER WELL Low 4/3/2003 WL NC 4115651 MATHEWS MILFORD HAVEN COAST GUARD STADRAFT WELL NO. 1 Low 12/19/2001 WL C 4115655 MATHEWS MOBJACK BAY MAR DRILLED WELL High 1/7/2003 WL NC

Page 72 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4115639 MATHEWS NEW MATHEWS COURTHOUSE WELL # 1 WL NTNC 4115690 MATHEWS NEW POINT CAMPGROUND DRILLED WELL # 2 High 1/24/2003 WL NC 4115690 MATHEWS NEW POINT CAMPGROUND DRILLED WELL # 4 Low 1/24/2003 WL NC 4115690 MATHEWS NEW POINT CAMPGROUND DRILLED WELL # 5 High 1/24/2003 WL NC 4115705 MATHEWS NORTH RIVER MHP INC WELL NO. 1 Low 12/19/2001 WL C 4115720 MATHEWS QUEENS CREEK MARINA AND SUPPLY DRILLED WELL High 1/8/2003 WL NC 4115740 MATHEWS RIVERSIDE CONVALESCENT CENTER WELL NO. 2 High 12/19/2001 WL C 4115750 MATHEWS SAL'S PIZZA WELL Low 1/10/2003 WL NC 4115070 MATHEWS SANDPIPER REEF DRILLED WELL High 1/8/2003 WL NC 4115515 MATHEWS SEABREEZE RESTAURANT DRILLED WELL 1/7/2003 WL NC 4115850 MATHEWS SOUTHWIND CAFE WELL Low 8/29/2002 WL NTNC 4115780 MATHEWS THE ISLANDER DRILLED WELL # 1 Low 1/10/2003 WL NC 4115780 MATHEWS THE ISLANDER DRILLED WELL # 3 Low 1/10/2003 WL NC 4115646 MATHEWS THOMAS HUNTER SCHOOL WELL NO. 1 Low 8/21/2002 WL NTNC 4115851 MATHEWS TOWNE CENTER - MATHEWS DRILLED WELL WL NC 4115950 MATHEWS WESTVILLE DAY CARE CENTER WELL NO. 1 Low 12/19/2001 WL NTNC 5117096 MECKLENBURG ANCHOR COVE SUBDIVISION WELL NO.1 6/4/2004 WL C 5117096 MECKLENBURG ANCHOR COVE SUBDIVISION WELL NO.2 6/4/2004 WL C 5117099 MECKLENBURG BLUESTONE MIDDLE SCHOOL WELL High 8/20/2001 WL NTNC 5117107 MECKLENBURG BLUESTONE SENIOR HIGH SCHOOL WELL NO. 2 High 8/17/2001 WL NTNC 5117117 MECKLENBURG BOYDTON ELEMENTARY SCHOOL WELL High 8/20/2001 WL NTNC 5117125 MECKLENBURG BUCKHEAD SUBDIVISION WELL NO. 1 High 1/22/2002 WL C 5117125 MECKLENBURG BUCKHEAD SUBDIVISION WELL NO. 2 High 1/22/2002 WL C 5117137 MECKLENBURG BUCKHORN ELEMENTARY SCHOOL WELL High 11/13/2001 WL NTNC 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 1 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 14 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 16 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 17 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 2 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 3 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 4 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 5 High 6/15/2004 WL C 5117200 MECKLENBURG CHASE CITY,TOWN OF WELL NO. 7 High 6/15/2004 WL C 5117310 MECKLENBURG CLARKSVILLE, TOWN OF KERR RESERVOIR INTAKE High 3/8/2002 IN C 5117350 MECKLENBURG FOX RUN/CHAMPION FOREST SHORES DRAFT WELL NO. 2 High 1/22/2002 WL C 5117350 MECKLENBURG FOX RUN/CHAMPION FOREST SHORES WELL NO. 3 High 1/22/2002 WL C

Page 73 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5117350 MECKLENBURG FOX RUN/CHAMPION FOREST SHORES WELL NO.4 High 1/22/2002 WL C 5117371 MECKLENBURG GREAT CREEK LANDING WELL NO.1 6/15/2004 WL C 5117371 MECKLENBURG GREAT CREEK LANDING WELL NO.2 6/15/2004 WL C 5117371 MECKLENBURG GREAT CREEK LANDING WELL NO.3 6/15/2004 WL C 5117449 MECKLENBURG HARD TIMES RESTAURANT DRILLED WELL High 10/18/2002 WL NC 5117375 MECKLENBURG HAWK'S NEST POINT WELL 6/18/2004 WL C 5117378 MECKLENBURG HICKS HILL SUBDIVISION WELL 5/28/2004 WL C 5117379 MECKLENBURG HOLLY GROVE ESTATES WELL 6/18/2004 WL C 5117387 MECKLENBURG JONES FOOTPRINTS DAYCARE CENTER WELL High 11/5/2001 WL NTNC 5117390 MECKLENBURG JOYCEVILLE SUBDIVISION WELL NO.1 6/4/2004 WL C 5117390 MECKLENBURG JOYCEVILLE SUBDIVISION WELL NO.2 6/4/2004 WL C 5117938 MECKLENBURG KERR RESERVOIR-BUFFALO LANDING WELL NO.20 11/14/2001 WL NC 5117939 MECKLENBURG KERR RESERVOIR-BUFFALO SPRINGS DRILLED WELL-ARTESIAN- NO.19 High 11/5/2001 WL NC 5117945 MECKLENBURG KERR RESERVOIR-IVY HILL CAMP WELL NO. 25 High 11/14/2001 WL NC 5117947 MECKLENBURG KERR RESERVOIR-LONGWOOD PARK UTILITY WELL NO.46 6/18/2004 WL NC 5117950 MECKLENBURG KERR RESERVOIR-NORTH BEND PARK WELL NO.55 High 11/7/2001 WL NTNC 5117961 MECKLENBURG KERR RESERVOIR-RUDDS CR. COMFORT ENTRY POINT TAP WELL NO. 56 High 11/5/2001 WL NC 5117961 MECKLENBURG KERR RESERVOIR-RUDDS CR. COMFORT WELL NO. 51 High 11/5/2001 WL NC 5117955 MECKLENBURG KERR RESERVOIR-RUDDS CR. NORTH WELL NO.13 High 11/5/2001 WL NC 5117957 MECKLENBURG KERR RESERVOIR-RUDDS CR. UTILITY A WELL NO.57 High 11/5/2001 WL NC 5117960 MECKLENBURG KERR RESERVOIR-RUDDS CR. UTILITY C WELL NO.52 High 11/15/2001 WL NC 5117097 MECKLENBURG LAKE GASTON AMERICAMPS WELL NO 1 High 11/9/2001 WL C 5117097 MECKLENBURG LAKE GASTON AMERICAMPS WELL NO 2 High 11/9/2001 WL C 5117097 MECKLENBURG LAKE GASTON AMERICAMPS WELL NO. 3 11/9/2001 WL C 5117419 MECKLENBURG LONG BRANCH SHORES WELL NO.1 6/18/2004 WL C 5117420 MECKLENBURG LONGVIEW TRAILER PARK WELL NO 1 High 1/11/2002 WL C 5117420 MECKLENBURG LONGVIEW TRAILER PARK WELL NO.2 High 1/11/2002 WL C 5117455 MECKLENBURG MECKLENBURG POWER STATION WELL NO 3 High 1/14/2002 WL NTNC 5117450 MECKLENBURG MERRYMOUNT SUBDIVISION WELL NO.1 6/4/2004 WL C 5117450 MECKLENBURG MERRYMOUNT SUBDIVISION WELL NO.2 6/4/2004 WL C 5117530 MECKLENBURG NEWTON MOBILE HOME PARK WELL NO.1 High 11/6/2001 WL C 5117530 MECKLENBURG NEWTON MOBILE HOME PARK WELL NO.2 High 11/6/2001 WL C 5117540 MECKLENBURG NINE-O-THREE INC. WELL 6/18/2004 WL NTNC 5117120 MECKLENBURG PINE CREEK APARTMENTS WELL High 11/20/2001 WL C 5117338 MECKLENBURG PINO'S PIZZADRAFT WELL High 1/3/2003 WL NC 5117707 MECKLENBURG ROANOKE RIVER SERVICE AUTHORITY LAKE GASTON INTAKE High 12/6/2004 IN C

Page 74 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5117831 MECKLENBURG ST. TAMMANY LANDING WELL NO.1 High 11/9/2001 WL C 5117831 MECKLENBURG ST. TAMMANY LANDING WELL NO.2 High 11/9/2001 WL C 5117833 MECKLENBURG TANGLEWOOD SHORES WELL High 6/15/2004 WL C 5117846 MECKLENBURG TIMBUCTU SUBDIVISION WELL NO.2 High 1/22/2002 WL C 5117846 MECKLENBURG TIMBUCTU SUBDIVISION WELL NO.3 High 1/22/2002 WL C 5117857 MECKLENBURG VILLAGE TREAT DRILLED WELL High 1/3/2003 WL NC 4119533 MIDDLESEX BAY MARINE, LTD DRILLED WELL WL NC 4119270 MIDDLESEX BURRELLS MARINA WELL High 1/10/2003 WL NC 4119275 MIDDLESEX BUSH PARK CAMPING RESORT -TES ENTRANCE WELL High 1/16/2003 WL NC 4119275 MIDDLESEX BUSH PARK CAMPING RESORT -TES MAIN WELL NO 2 High 1/16/2003 WL NC 4119275 MIDDLESEX BUSH PARK CAMPING RESORT -TES PLAYGROUND WELL NO 1 High 1/16/2003 WL NC 4119275 MIDDLESEX BUSH PARK CAMPING RESORT -TES WELL NEAR MANAGER OFFICE High 1/16/2003 WL NC 4119277 MIDDLESEX BUSH PARK MOBILE HOME PARK WELL NO. 1 Low 8/26/2002 WL C 4119277 MIDDLESEX BUSH PARK MOBILE HOME PARK WELL NO. 2 Low 8/26/2002 WL C 4119277 MIDDLESEX BUSH PARK MOBILE HOME PARK WELL NO. 3 Low 8/26/2002 WL C 4119277 MIDDLESEX BUSH PARK MOBILE HOME PARK WELL NO.4 Low 8/26/2002 WL C 4119300 MIDDLESEX CEDAR POINTE WELL NO. 1 Low 8/23/2002 WL C 4119310 MIDDLESEX CHESAPEAKE COVE MARINA DRILLED WELL High 1/21/2003 WL NC 4119310 MIDDLESEX CHESAPEAKE COVE MARINA WELL # 2 1/21/2003 WL NC 4119400 MIDDLESEX CHRISTCHURCH SCHOOL WELL NO. 1 Low 8/26/2002 WL C 4119405 MIDDLESEX COVES AT WILTON CREEK WELL NO. 1 Low 8/28/2002 WL C 4119405 MIDDLESEX COVES AT WILTON CREEK WELL NO. 2 Low 8/28/2002 WL C 4119405 MIDDLESEX COVES AT WILTON CREEK WELL NO. 3 Low 8/28/2002 WL C 4119405 MIDDLESEX COVES AT WILTON CREEK WELL NO. 4 Low 8/28/2002 WL C 4119405 MIDDLESEX COVES AT WILTON CREEK WELL NO. 6 Low 8/28/2002 WL C 4119403 MIDDLESEX CROSS RIP TES CAMPGROUND WELL High 1/21/2003 WL NC 4119415 MIDDLESEX DAVID'S LAST CHANCE WELL Low 1/10/2003 WL NC 4119418 MIDDLESEX DELTAVILLE DOCKSIDE INN DEEP WELL High 1/21/2003 WL NC 4119420 MIDDLESEX DELTAVILLE MARINA WELL High 1/16/2003 WL NC 4119496 MIDDLESEX DELTAVILLE MINI MALL WELL High 1/23/2003 WL NC 4119430 MIDDLESEX DELTAVILLE YACHTING CENTER DRILLED WELL High 1/23/2003 WL NC 4119630 MIDDLESEX ECKHARD'S RESTAURANT WELL High 1/10/2003 WL NC 4119411 MIDDLESEX FISHING BAY HARBOUR MARINA- B-DOCK DRILLED WELL -B DOCK 1/28/2003 WL NC 4119410 MIDDLESEX FISHING BAY HARBOUR MARINA-A DOCK DRILLED WELL A-DOCK Moderate 1/28/2003 WL NC 4119459 MIDDLESEX FISHING BAY YACHT CLUBDRAFT BORED WELL High 8/26/2002 WL NC 4119536 MIDDLESEX GALLEY, THE DRILLED WELL High 1/21/2003 WL NC

Page 75 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4119464 MIDDLESEX GREEN BRANCH MOBILE HOME PARK WELL NO. 1 High 2/12/2002 WL C 4119464 MIDDLESEX GREEN BRANCH MOBILE HOME PARK WELL NO. 2 High 2/12/2002 WL C 4119470 MIDDLESEX GREYS POINT CAMPGROUND TES DRILLED WELL NO. 1 High 1/23/2003 WL NC 4119470 MIDDLESEX GREYS POINT CAMPGROUND TES DRILLED WELL NO. 2 High 1/23/2003 WL NC 4119475 MIDDLESEX HARBOUR HOUSE WELL NO. 1 Low 8/27/2002 WL C 4119472 MIDDLESEX HARDEE'S-SALUDA WELL High 1/23/2003 WL NC 4119505 MIDDLESEX J & M MARINA DRILLED WELL # 1 High 1/21/2003 WL NC 4119505 MIDDLESEX J & M MARINA DRILLED WELL # 2 High 1/21/2003 WL NC 4119505 MIDDLESEX J & M MARINA DRILLED WELL # 3 High 1/21/2003 WL NC 4119500 MIDDLESEX JACKSON CREEK CONDOMINIUMS WELL NO. 1 Low 8/29/2002 WL C 4119515 MIDDLESEX KILMER'S POINT WELL NO. 1 Low 8/28/2002 WL C 4119523 MIDDLESEX LOCKLIES MARINA DRILLED WELL High 1/21/2003 WL NC 4119525 MIDDLESEX LUCYS COVE WELL NO. 1 Low 8/29/2002 WL C 4119527 MIDDLESEX MEADOWS EDGE MOBILE HOME PARK WELL NO. 1 Low 8/29/2002 WL C 4119530 MIDDLESEX MIDDLESEX CO HEALTH DEPT DRILLED WELL Moderate 1/16/2003 WL NC 4119532 MIDDLESEX MIDDLESEX ELEMENTARY SCHOOL WELL NO. 1 Low 1/22/2003 WL NTNC 4119535 MIDDLESEX MIZPAH NURSING HOME DRILLED WELL #1 Low 2/7/2002 WL C 4119535 MIDDLESEX MIZPAH NURSING HOME DRILLED WELL #2 Low 2/7/2002 WL C 4119545 MIDDLESEX NORTONS MARINA INC DRILLED WELL High 1/16/2003 WL NC 4119550 MIDDLESEX NORVIEW MARINA DRILLED WELL 1/21/2003 WL NC 4119590 MIDDLESEX PIANKATANK CAMP & CONFERENCE CENTER DRILLED WELL - KITCHEN WELL High 1/9/2003 WL NC 4119590 MIDDLESEX PIANKATANK CAMP & CONFERENCE CENTER DRILLED WELL - MAIN WELL High 1/9/2003 WL NC 4119565 MIDDLESEX PIANKATANK RIVER GOLF CLUB WELL High 1/21/2003 WL NC 4119570 MIDDLESEX PILOT HOUSE INN DRILLED WELL High 1/16/2003 WL NC 4119577 MIDDLESEX PORPOISE COVE MARINA DRILLED WELL #1 High 1/16/2003 WL NC 4119582 MIDDLESEX RAPPAHANNOCK CROSSING SHOPPPING WELL High 1/10/2003 WL NC 4119581 MIDDLESEX REGATTA POINT YACHT CLUB WELL Low 1/21/2003 WL NC 4119583 MIDDLESEX REGENT POINT MARINA DRILLED WELL Low 1/16/2003 WL NC 4119595 MIDDLESEX RUARKS MARINA WELL High 1/21/2003 WL NC 4119600 MIDDLESEX SALUDA, TOWN OF DRILLED WELL # 2 High 8/29/2002 WL C 4119600 MIDDLESEX SALUDA, TOWN OF DRILLED WELL #1 Low 8/29/2002 WL C 4119681 MIDDLESEX ST CLARE WALKER MIDDLE SCHOOL DRILLED WELL Low 8/27/2002 WL NTNC 4119670 MIDDLESEX STINGRAY POINT MARINA DRILLED WELL High 1/10/2003 WL NC 4119720 MIDDLESEX TAYLORS RESTAURANT WELL NO. 1 High WL NC 4119720 MIDDLESEX TAYLORS RESTAURANTDRAFT WELL NO. 2 High WL NC 4119370 MIDDLESEX TOBY'S, INC DRILLED WELL High 1/16/2003 WL NC

Page 76 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4119790 MIDDLESEX URBANNA HARBOUR, LC DRILLED WELL Low 2/8/2002 WL C 4119800 MIDDLESEX URBANNA, TOWN OF DRILLED WELL #3 High 8/28/2002 WL C 4119800 MIDDLESEX URBANNA, TOWN OF DRILLED WELL #5 8/28/2002 WL C 4119820 MIDDLESEX VIRGINIA MOTOR SPEEDWAY DRILLED WELL Low 1/16/2003 WL NC 4119840 MIDDLESEX WALDEN'S MARINA, INC. DRILLED WELL High 1/16/2003 WL NC 4119465 MIDDLESEX WALTER'S MARINA & SANDERLING HOUSE B DRILLED WELL High 1/16/2003 WL NC 1121681 MONTGOMERY ALY'S FAMILY RESTAURANT DRILLED WELL High 4/24/2002 WL NC 1121048 MONTGOMERY BETHEL WOODS SUBDIVISION WELL NO 1 High 4/24/2002 WL C 1121034 MONTGOMERY BLACKSBURG COUNTRY CLUB WELL High 4/24/2002 WL NTNC 1121057 MONTGOMERY BLACKSBURG-CHRISTIANSBURG-VPI WATER NEW RIVER (RAW WATER) PUMP STATION High 7/18/2002 IN C 1121067 MONTGOMERY BLUE RIDGE CHRISTIAN CAMP DRILLED WELL High 4/24/2002 WL NC 1121026 MONTGOMERY CAMP ALTA MONS - DINING HALL WELL WL NC 1121025 MONTGOMERY CAMP ALTA MONS - RETREAT CENTER WELL High 4/24/2002 WL NC 1121027 MONTGOMERY CAMP ALTA MONS - RETREAT HOUSE WELL WL NC 1121085 MONTGOMERY CAMP CARYSBROOK WELL High 4/24/2002 WL NC 1121751 MONTGOMERY CAMP TUK-A-WAY DRILLED WELL High 6/10/2003 WL NC 1121150 MONTGOMERY DRY VALLEY SUBDIVISION WELL #1 High 4/24/2002 WL C 1121210 MONTGOMERY FOODTIME # 93 WELL High 4/24/2002 WL NC 1121264 MONTGOMERY GATEWAY BAPTIST CHURCH SCHOOL WELL High 4/24/2002 WL NTNC 1121065 MONTGOMERY KINGS COURT TRAILER PARK DRILLED WELL High 4/24/2002 WL C 1121483 MONTGOMERY MOUNTAIN VIEW ITALIAN KITCHEN NEW WELL 4/24/2002 WL NC 1121505 MONTGOMERY MT TABOR NURSERY DRILLED WELL High 4/24/2002 WL NTNC 1121508 MONTGOMERY NEW RIVER JUNCTION CAMPGROUND WELL High 4/24/2002 WL NC 1121565 MONTGOMERY PARKER TRAILER PARK WELL NO 1 High 4/24/2002 WL C 1121565 MONTGOMERY PARKER TRAILER PARK WELL NO 2 High 4/24/2002 WL C 1121643 MONTGOMERY RADFORD ARMY AMMUNITION PLANT - 419 NEW RIVER High 7/18/2002 IN C 1121655 MONTGOMERY RINER COMMUNITY WELL NO. 1 High 4/24/2002 WL C 1121655 MONTGOMERY RINER COMMUNITY WELL NO. 2 High 4/24/2002 WL C 1121655 MONTGOMERY RINER COMMUNITY WELL NO. 3 High 4/24/2002 WL C 1121005 MONTGOMERY RINER MOBILE HOME PARK WELL NO. 2 High 4/24/2002 WL C 1121685 MONTGOMERY SELU CONSERVANCY WELL High 4/24/2002 WL NC 1121718 MONTGOMERY SOWERS TRAILER PARK DRILLED WELL High 4/24/2002 WL C 1121081 MONTGOMERY STOP IN #144 DEEP WELL 4/24/2002 WL NC 1121181 MONTGOMERY STOP IN #145 DEEP WELL High 4/24/2002 WL NC 1121720 MONTGOMERY THE SPORTSMANDRAFT DRILLED WELL WL NC 1121755 MONTGOMERY TWIN BOULDERS SUBDIVISION WELL NO 1 High 4/24/2002 WL C

Page 77 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1121820 MONTGOMERY VICKER HEIGHTS WELL High 4/24/2002 WL C 1121825 MONTGOMERY VIEWLAND SUBDIVISION DRILLED WELL NO. 1 High 4/24/2002 WL C 1121825 MONTGOMERY VIEWLAND SUBDIVISION DRILLED WELL NO. 4 High 4/24/2002 WL C 1121842 MONTGOMERY WALTON FARMS SUBDIVISION WELL NO 1 High 4/24/2002 WL C 1121900 MONTGOMERY WOODVIEW SUBDIVISION WELL NO. 1 High 4/24/2002 WL C 2125010 NELSON AMERICAN FIBERS AND YARNS DRILLED WELL High 9/23/2002 WL NTNC 2125030 NELSON CAMP BLUE RIDGE DRILLED WELLS High 11/21/2002 WL NC 2125047 NELSON CHURCH OF THE BLUE RIDGE SCHOOL WELL High 2/14/2003 WL NTNC 2125043 NELSON CRABTREE FALLS CAMPGROUND WELL High 11/21/2002 WL NC 2125361 NELSON CROSSROADS MARKET & DELI WELL High 11/21/2002 WL NC 2125044 NELSON DAMBOLA'S RESTAURANT WELL High 11/21/2002 WL NC 2125380 NELSON FORMER NELSON COUNTY MIDDLE SCHOOL WELL 3 High 9/23/2002 WL NC 2125202 NELSON JOHNSON SENIOR CENTER WELL 1 High 1/29/2003 WL C 2125202 NELSON JOHNSON SENIOR CENTER WELL 2 High 1/29/2003 WL C 2125202 NELSON JOHNSON SENIOR CENTER WELL 3 High 1/29/2003 WL C 2125250 NELSON LAKE NELSON CAMPGROUND WELL High 9/23/2002 WL NC 2125335 NELSON MARK ADDY INN NEW WELL High 11/21/2002 WL NC 2125335 NELSON MARK ADDY INN OLD WELL High 11/21/2002 WL NC 2125362 NELSON MONTEBELLO CAMPING & FISHING RESORT DEEP WELL High 11/21/2002 WL NC 2125065 NELSON NCSA - GLADSTONE SPRING High 7/22/2002 SP C 2125325 NELSON NCSA - LOVINGSTON BLACK CREEK RESERVIOR INTAKE High 1/24/2003 IN C 2125325 NELSON NCSA - LOVINGSTON BOWLING WELL 1 High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON BOWLING WELL 2 High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON BOWLING WELL 3 High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON BOWLING WELL 4 High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON BOWLING WELL 5 High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON BOWLING WELL 6 High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON BROWN WELL High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON DAWSON WELL High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON DRUG STORE WELL High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON PAYNE WELL High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON PEVERILL WELL High 1/24/2003 WL C 2125325 NELSON NCSA - LOVINGSTON STATE SHED WELL High 1/24/2003 WL C 2125650 NELSON NCSA - SCHUYLER JOHNSONS BRANCH High 4/11/2002 IN C 2125910 NELSON NCSA - WINTERGREENDRAFT LAKE MONACAN High 3/27/2002 IN C 2125910 NELSON NCSA - WINTERGREEN STONEY CREEK (PEGGY'S PINCH) INTAKE High 3/27/2002 IN C

Page 78 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2125910 NELSON NCSA - WINTERGREEN VALLEY POND INTAKE High 3/27/2002 IN C 2125910 NELSON NCSA - WINTERGREEN WELL 12 High 3/27/2002 WL C 2125910 NELSON NCSA - WINTERGREEN WELL 13 High 3/27/2002 WL C 2125910 NELSON NCSA - WINTERGREEN WELL 16 High 3/27/2002 WL C 2125910 NELSON NCSA - WINTERGREEN WELL 17 High 3/27/2002 WL C 2125397 NELSON NORTH BRANCH SCHOOL WELL High 9/23/2002 WL NTNC 2125500 NELSON ROCKFISH RIVER ELEMENTARY SCHOOL WELL 1 High 9/23/2002 WL NTNC 2125500 NELSON ROCKFISH RIVER ELEMENTARY SCHOOL WELL 3 High 9/23/2002 WL NTNC 2125530 NELSON ROCKFISH VALLEY COMMUNITY CENTER WELL 2 High 9/23/2002 WL NC 2125845 NELSON RODES FARM WELL 5B High 7/22/2002 WL C 2125950 NELSON STONEY CREEK VILLAGE WELL 22 High 9/23/2002 WL C 2125950 NELSON STONEY CREEK VILLAGE WELL 24 High 9/23/2002 WL C 2125950 NELSON STONEY CREEK VILLAGE WELL 25 High 9/23/2002 WL C 2125370 NELSON TYE RIVER ELEMENTARY SCHOOL WELL 1 High 9/23/2002 WL NTNC 2125370 NELSON TYE RIVER ELEMENTARY SCHOOL WELL 2 High 9/23/2002 WL NTNC 2125675 NELSON TYE RIVER RESTAURANT DRILLED WELL High 9/23/2002 WL NC 2125032 NELSON VALLEY GREEN CENTER DRILLED WELL High 11/21/2002 WL NC 2125020 NELSON VALLEYMONT MARKET, LTD WELL High 11/21/2002 WL NC 2125920 NELSON WINTERGREEN - RECEPTION CENTER DRILLED WELL High 11/21/2002 WL NC 4127040 NEW KENT BI-COUNTY, INC. (MCDONALD'S) DRILLED WELL Low 9/3/2002 WL NC 4127050 NEW KENT BRIANWOOD INC DRILLED WELL Low 9/3/2002 WL NTNC 4127055 NEW KENT BROOKWOOD MANOR WELL NO. 1 Very Low 1/29/2002 WL C 4127055 NEW KENT BROOKWOOD MANOR WELL NO.2 High 1/29/2002 WL C 4127160 NEW KENT CHICKAHOMINY RECREATIONAL PARK WELL NO. 2 Moderate 1/29/2002 WL C 4127160 NEW KENT CHICKAHOMINY RECREATIONAL PARK WELL NO.1 High 1/29/2002 WL C 4127442 NEW KENT COLONIAL HARBOR MARINA INC CLASS II-B WELL Low 9/3/2002 WL NC 4127141 NEW KENT CUMBERLAND HOSPITAL WELL NO. 1 High 1/29/2002 WL C 4127141 NEW KENT CUMBERLAND HOSPITAL WELL NO. 2 High 1/29/2002 WL C 4127110 NEW KENT DELMARVA PROPERTIES WELL NO. 1 (COLONIAL DOWNS) High 1/28/2002 WL C 4127110 NEW KENT DELMARVA PROPERTIES WELL NO. 2 (LEGENDS GOLF COURSE) High 1/28/2002 WL C 4127198 NEW KENT FIVE LAKES NO 1 WELL NO. 1 Low 1/29/2002 WL C 4127198 NEW KENT FIVE LAKES NO 1 WELL NO. 3 Low 1/29/2002 WL C 4127200 NEW KENT FIVE LAKES NO. 2 WELL NO. 1A High 1/28/2002 WL C 4127200 NEW KENT FIVE LAKES NO. 2 WELL NO. 3 1/28/2002 WL C 4127200 NEW KENT FIVE LAKES NO. 2DRAFT WELL NO. 6 High 1/28/2002 WL C 4127127 NEW KENT JEAN'S COUNTRY DINER DRILLED WELL Low 9/3/2002 WL NC

Page 79 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4127400 NEW KENT JONES & HAWKES SOUTHERN STYLE DRILLED WELL High 9/3/2002 WL NC 4127424 NEW KENT KENTWOOD SQUARE - FAS-MART DRILLED WELL High 9/3/2002 WL NTNC 4127430 NEW KENT KENWOOD FARMS WELL - GREENWOOD Moderate 1/28/2002 WL C 4127430 NEW KENT KENWOOD FARMS WELL NO. 1 - KENWOOD High 1/28/2002 WL C 4127430 NEW KENT KENWOOD FARMS WELL NO. 2A - KENWOOD Moderate 1/28/2002 WL C 4127440 NEW KENT LAKESIDE RESTAURANT CLASS II-B WELL Low 9/3/2002 WL NC 4127443 NEW KENT LIBERTY BAPTIST CHURCH WELL NO. 1 WL NTNC 4127445 NEW KENT LITTLE PIECE OF HEAVEN DAY CARE WELL NO. 1 High 2/23/2005 WL NTNC 4127455 NEW KENT LONG ACRE TRAILER PARK DRILLED WELL Low 1/29/2002 WL C 4127490 NEW KENT LUCA'S ITALIAN RESTAURANT DRILLED WELL High 9/3/2002 WL NC 4127481 NEW KENT MAKEMIE WOODS CAMP - FAMILY CAMP DRILLED WELL High 9/3/2002 WL NC 4127480 NEW KENT MAKEMIE WOODS CAMP - MAIN CAMP DRILLED WELL High 9/3/2002 WL NC 4127450 NEW KENT MINITREE GLEN WELL Moderate 1/28/2002 WL C 4127530 NEW KENT NEW KENT COURTHOUSE DRILLED WELL High 1/28/2002 WL NTNC 4127531 NEW KENT NEW KENT CROSSING (FOOD LION) WELL High 1/28/2002 WL NTNC 4127540 NEW KENT NEW KENT ELEMENTARY SCHOOL DRILLED WELL High 1/28/2002 WL NTNC 4127555 NEW KENT NEW KENT EXXON - R&B'S CONVIENENCE DRILLED WELL High 9/3/2002 WL NC 4127534 NEW KENT NEW KENT HIGH SCHOOL WELL Moderate 1/28/2002 WL NTNC 4127535 NEW KENT NEW KENT MIDDLE SCHOOL DRILLED WELL Low 1/28/2002 WL NTNC 4127545 NEW KENT NEW KENT PRIMARY SCHOOL DRILLED WELL High 1/28/2002 WL NTNC 4127570 NEW KENT PARHAM LANDING WELL NO. 1 High 1/28/2002 WL C 4127570 NEW KENT PARHAM LANDING WELL NO. 2 Low 1/28/2002 WL C 4127145 NEW KENT PEPITOS MEXICAN RESTAURANT WELL NO.2 High 9/3/2002 WL NC 4127820 NEW KENT PROVIDENCE FORGE PRESBYTERIAN WELL NO. 1 WL NC 4127625 NEW KENT PUTZES TRAILER PARK DRILLED WELL Moderate 1/29/2002 WL C 4127630 NEW KENT QUINTON CENTER WELL Low 9/3/2002 WL NC 4127380 NEW KENT QUINTON ESTATES WELL NO. 1 High 1/28/2002 WL C 4127380 NEW KENT QUINTON ESTATES WELL NO. 2 Moderate 1/28/2002 WL C 4127635 NEW KENT QUINTON PARK SUBDIVISION WELL NO. 1 2/26/2004 WL C 4127650 NEW KENT RIVERSIDE CAMP 2 SHALLOW WELL Low 9/3/2002 WL NC 4127725 NEW KENT RIVERSIDE CAMP STORE/SNACK BAR DRILLED WELL High 9/3/2002 WL NC 4127075 NEW KENT ROCKAHOCK CAMPGROUNDS, INC WELL NO. 1 Low 1/29/2002 WL C 4127655 NEW KENT ROYAL NEW KENT GOLF CLUB WELL Low 9/3/2002 WL NC 4127800 NEW KENT SHERWOOD ESTATES WELL High 1/28/2002 WL C 4127520 NEW KENT STAR MOTELDRAFT DRILLED WELL High 9/3/2002 WL NC 4127390 NEW KENT TALLEYSVILLE TRAVEL CENTER WELL NO. 1 WL NC

Page 80 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4127115 NEW KENT THE COLONIES WELL NO. 1 High 1/28/2002 WL C 4127115 NEW KENT THE COLONIES WELL NO. 2 High 1/28/2002 WL C 4127060 NEW KENT TONY'S SMOKEHOUSE RESTAURANT WELL High 9/3/2002 WL NC 4127860 NEW KENT WASHINGTON BURGESS INN DRILLED WELL NO. 1 High 9/3/2002 WL NC 4127860 NEW KENT WASHINGTON BURGESS INN DRILLED WELL NO. 2 High 9/3/2002 WL NC 4127875 NEW KENT WEDGEWOOD SUBDIVISION WELL NO. 1 Low 1/29/2002 WL C 4127875 NEW KENT WEDGEWOOD SUBDIVISION WELL NO. 2 Low 1/29/2002 WL C 4127875 NEW KENT WEDGEWOOD SUBDIVISION WELL NO. 3 1/29/2002 WL C 4127885 NEW KENT WHITEHOUSE FARMS DRILLED WELL High 1/29/2002 WL C 4127895 NEW KENT WINDSOR PARK DRILLED WELL High 1/29/2002 WL C 4127920 NEW KENT WOODBOURNE KAMPGROUND DRILLED WELL High 9/3/2002 WL NC 4127925 NEW KENT WOODHAVEN SHORES WELL NO. 1 Very Low 1/29/2002 WL C 4127925 NEW KENT WOODHAVEN SHORES WELL NO. 2 Moderate 1/29/2002 WL C 4127900 NEW KENT WOOD'S EDGE WELL NO. 2 1/28/2002 WL C 4127900 NEW KENT WOOD'S EDGE WELL NO. 3 1/28/2002 WL C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF CHICKAHOMINY R High 10/28/2002 IN C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF DIASCUND CREEK High 10/28/2002 IN C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF HARWOOD MILL High 10/28/2002 IN C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF LEE HALL High 10/28/2002 IN C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF LITTLE CREEK High 10/28/2002 IN C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF SKIFFES CREEK High 10/28/2002 IN C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF WELL 1A Low 10/28/2002 WL C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF WELL 1B Low 10/28/2002 WL C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF WELL 2A Low 10/28/2002 WL C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF WELL 2B Low 10/28/2002 WL C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF WELL 3A Low 10/28/2002 WL C 3700500 NEWPORT NEWS NEWPORT NEWS, CITY OF WELL 3B Low 10/28/2002 WL C 3710100 NORFOLK NORFOLK, CITY OF BLACKWATER RIVR High 10/28/2002 IN C 3710100 NORFOLK NORFOLK, CITY OF IN-TOWN LAKES High 10/28/2002 IN C 3710100 NORFOLK NORFOLK, CITY OF LAKE PRINCE High 10/28/2002 IN C 3710100 NORFOLK NORFOLK, CITY OF LEFT VB LAKE GASTON INTAKE High 10/28/2002 IN C 3710100 NORFOLK NORFOLK, CITY OF NAVY WELL NO 1 Low 10/28/2002 WL C 3710100 NORFOLK NORFOLK, CITY OF NAVY WELL NO 2 Low 10/28/2002 WL C 3710100 NORFOLK NORFOLK, CITY OF NOTTOWAY RIVER High 10/28/2002 IN C 3710100 NORFOLK NORFOLK, CITY OFDRAFT RIGHT VB LAKE GASTON INTAKE High 10/28/2002 IN C 3710100 NORFOLK NORFOLK, CITY OF STUMPY LAKE High 10/28/2002 IN C

Page 81 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3710100 NORFOLK NORFOLK, CITY OF WELL NO. 1 Low 10/28/2002 WL C 3710100 NORFOLK NORFOLK, CITY OF WELL NO. 2 Low 10/28/2002 WL C 3710100 NORFOLK NORFOLK, CITY OF WELL NO. 3 Low 10/28/2002 WL C 3710100 NORFOLK NORFOLK, CITY OF WELL NO. 4 Low 10/28/2002 WL C 3710100 NORFOLK NORFOLK, CITY OF WESTERN BRANCH High 10/28/2002 IN C 3131590 NORTHAMPTON 21229 N. BAYSIDE ROAD WELL High 4/4/2003 WL NC 3131005 NORTHAMPTON AMERICAN LEGION POST #400 DRILLED WELL High 4/4/2003 WL NC 3131056 NORTHAMPTON BAYSHORE CONCRETE PRODUCTS CORP # 2 WELL # 7 High 10/7/2002 WL NTNC 3131061 NORTHAMPTON BAYVIEW NORTH WELL Very Low WL C 3131061 NORTHAMPTON BAYVIEW SOUTH WELL Very Low WL C 3131060 NORTHAMPTON BAYVIEW COMMUNITY HEALTH CENTER WELL Low WL NC 3131042 NORTHAMPTON BEST VALUE INN (NASSAWADOX) WELL High 4/4/2003 WL NC 3131095 NORTHAMPTON BROADWATER ACADEMY WELL High 8/8/2002 WL NTNC 3131096 NORTHAMPTON BURGER KING (EXMORE) WELL High 4/4/2003 WL NC 3131850 NORTHAMPTON CAMP SILVER BEACH (YMCA) WL001 9/13/2002 WL NC 3131850 NORTHAMPTON CAMP SILVER BEACH (YMCA) WL002 9/13/2002 WL NC 3131120 NORTHAMPTON CAPE CHARLES, TOWN OF EAST WELL Low 7/23/2002 WL C 3131120 NORTHAMPTON CAPE CHARLES, TOWN OF WEST WELL Low 7/23/2002 WL C 3131124 NORTHAMPTON CAPE MOTEL WELL High 4/4/2003 WL NC 3131100 NORTHAMPTON CHARLENE'S GRILL WELL High 4/7/2003 WL NC 3131137 NORTHAMPTON CHERITON MIGRANT HEAD START WELL High 4/16/2003 WL NTNC 3131145 NORTHAMPTON CHERRYSTONE CAMPING RESORT WELL 3 12/9/2002 WL NC 3131145 NORTHAMPTON CHERRYSTONE CAMPING RESORT WELL1 High 12/9/2002 WL NC 3131145 NORTHAMPTON CHERRYSTONE CAMPING RESORT WELL2 12/9/2002 WL NC 3131145 NORTHAMPTON CHERRYSTONE CAMPING RESORT WELL4 12/9/2002 WL NC 3131150 NORTHAMPTON CHESAPEAKE BAY BRIDGE TUNNEL NORTH WELL High 8/7/2002 WL NTNC 3131150 NORTHAMPTON CHESAPEAKE BAY BRIDGE TUNNEL SOUTH WELL High 8/7/2002 WL NTNC 3131350 NORTHAMPTON CURTIS H JONES & SON INC MLC WELL High 4/16/2003 WL NC 3131302 NORTHAMPTON DAYS INN (CAPE CHARLES) WELL High 9/19/2002 WL NC 3131160 NORTHAMPTON DO-DROP INN WELL 4/7/2003 WL NC 3131122 NORTHAMPTON EASTERN SHORE NATIONAL WILDLIFE WELL High 12/9/2002 WL NC 3131325 NORTHAMPTON EASTERN SHORE PHYSICIANS & SURGEONS WELL High 7/31/2002 WL NTNC 3131180 NORTHAMPTON EASTVILLE AREA HEADQUARTERS DRILLED WELL High 7/31/2002 WL NC 3131200 NORTHAMPTON EASTVILLE, TOWN OF AUXILIARY WELL Low 7/25/2002 WL C 3131200 NORTHAMPTON EASTVILLE, TOWN OFDRAFT MAIN WELL Low 7/25/2002 WL C 3131205 NORTHAMPTON EDGEWOOD MOTEL WELL 4/7/2003 WL NC

Page 82 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3131931 NORTHAMPTON EL WILLIS & CO WELL High 4/7/2003 WL NC 3131210 NORTHAMPTON EXMORE, TOWN OF WELL #1 Low 8/7/2002 WL C 3131210 NORTHAMPTON EXMORE, TOWN OF WELL #2 Low 8/7/2002 WL C 3131220 NORTHAMPTON FOOD LION-CAPE CHARLES WELL High 8/21/2002 WL NTNC 3131155 NORTHAMPTON FRANKTOWN COMMUNITY HEALTH CENTER WELL 4/16/2003 WL NC 3131288 NORTHAMPTON HARDEE'S (CAPE CHARLES) WELL 9/19/2002 WL NC 3131760 NORTHAMPTON HEATH-KELLAM MLC WELL High 4/8/2003 WL NC 3131300 NORTHAMPTON HOLIDAY ACRES MOBILE HOME PARK DRILLED WELL High 7/23/2002 WL C 3131366 NORTHAMPTON KIPTOPEAKE CONDOMINIUMS WELL Low WL C 3131375 NORTHAMPTON KIPTOPEKE ELEMENTARY SCHOOL EAST WELL High 8/8/2002 WL NTNC 3131375 NORTHAMPTON KIPTOPEKE ELEMENTARY SCHOOL WEST WELL High 8/8/2002 WL NTNC 3131373 NORTHAMPTON KIPTOPEKE STATE PARK PROPOSED POTATO BARN WELL 12/9/2002 WL NC 3131373 NORTHAMPTON KIPTOPEKE STATE PARK WELL High 12/9/2002 WL NC 3131855 NORTHAMPTON KUZZENS (KMC) WELL High 4/7/2003 WL NC 3131359 NORTHAMPTON KUZZENS (P C KELLAM MLC) WELL High 4/8/2003 WL NC 3131372 NORTHAMPTON LITTLE ITALY PIZZA & DELI WELL High 4/16/2003 WL NC 3131391 NORTHAMPTON MCDONALD'S (CAPE CHARLES) WELL Low WL NC 3131554 NORTHAMPTON NORTHAMPTON COUNTY GOVERNMENT EAST WELL WL C 3131554 NORTHAMPTON NORTHAMPTON COUNTY GOVERNMENT WELL 1 Low WL C 3131554 NORTHAMPTON NORTHAMPTON COUNTY GOVERNMENT WEST WELL WL C 3131552 NORTHAMPTON NORTHAMPTON COUNTY HEALTH WELL Moderate 4/7/2003 WL NC 3131230 NORTHAMPTON NORTHAMPTON GROWERS MLC WELL Low 4/8/2003 WL NC 3131555 NORTHAMPTON NORTHAMPTON MIDDLE SCHOOL DEEP WELL High 8/7/2002 WL NTNC 3131875 NORTHAMPTON OCCOHANNOCK ELEMENTARY SCHOOL NORTH WELL High 8/7/2002 WL NTNC 3131875 NORTHAMPTON OCCOHANNOCK ELEMENTARY SCHOOL SOUTH WELL High 8/7/2002 WL NTNC 3131121 NORTHAMPTON PACIFIC TOMATO GROWERS (CARPENTER WELL 4/8/2003 WL NC 3131216 NORTHAMPTON PACIFIC TOMATO GROWERS (EASTVILLE WELL High 4/8/2003 WL NC 3131610 NORTHAMPTON PEACOCK MOTOR INN WELL High 9/19/2002 WL NC 3131720 NORTHAMPTON RITTENHOUSE MOTOR LODGE WELL High 9/19/2002 WL NC 3131097 NORTHAMPTON ROCK'N ROBIN'S WELL 4/16/2003 WL NC 3131550 NORTHAMPTON SHORE MEMORIAL HOSPITAL WELL #1 High 7/23/2002 WL C 3131550 NORTHAMPTON SHORE MEMORIAL HOSPITAL WELL #2 High 7/23/2002 WL C 3131820 NORTHAMPTON SHORE TRAILER PARK WELL #1 High 7/23/2002 WL C 3131820 NORTHAMPTON SHORE TRAILER PARK WELL #2 High 7/23/2002 WL C 3131118 NORTHAMPTON STING-RAY'S RESTAURANTDRAFT WELL High 4/4/2003 WL NC 3131040 NORTHAMPTON SUNSET BEACH RESORT WELL #2 High 4/16/2003 WL NC

Page 83 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3131040 NORTHAMPTON SUNSET BEACH RESORT WL003 4/16/2003 WL NC 3131854 NORTHAMPTON SUNSET BEACH RESORT RV PARK WELL High 4/4/2003 WL NC 3131371 NORTHAMPTON THOMAS B. LONG JR. MLC WELL001 High 7/3/2003 WL NC 4133038 NORTHUMBERL BAY MOTEL DEEP WELL High 10/29/2002 WL NC 4133040 NORTHUMBERL BAY QUARTER SHORES WELL 1A @ STAT 20 High 10/4/2001 WL C 4133040 NORTHUMBERL BAY QUARTER SHORES WELL 2 @ STAT 19 High 10/4/2001 WL C 4133080 NORTHUMBERL BELLS COVE SUBD WELL NO. 1A Low 4/9/2002 WL C 4133080 NORTHUMBERL BELLS COVE SUBD WELL NO. 2 Low 4/9/2002 WL C 4133100 NORTHUMBERL BON HARBOURS DRILLED WELL NO. 1A High 10/4/2001 WL C 4133110 NORTHUMBERL BROWNS STORE DRILLED WELL Low 10/5/2001 WL C 4133120 NORTHUMBERL BURGESS WELL NO. 2 Low 10/4/2001 WL C 4133120 NORTHUMBERL BURGESS WELL NO. 2A 10/4/2001 WL C 4133160 NORTHUMBERL CALLAO DRILLED WELL NO. 1 High 3/14/2002 WL C 4133160 NORTHUMBERL CALLAO DRILLED WELL NO. 2 Low 3/14/2002 WL C 4133170 NORTHUMBERL CALLAO SHOPS AND APARTMENTS WELL NO. 1 High 10/29/2002 WL C 4133175 NORTHUMBERL CAMP KITTAMAQUND GIRL SCOUTS DRILLED WELL High 10/28/2002 WL NC 4133200 NORTHUMBERL CHESAPEAKE BAY ESTATES DRILLED WELL NO. 2 Low 10/11/2001 WL C 4133825 NORTHUMBERL CHESAPEAKE BAY SMITH ISLAND KOA ARTESIAN WELL High 10/25/2002 WL NC 4133203 NORTHUMBERL CHESAPEAKE COVE WELL NO. 1 WL C 4133205 NORTHUMBERL COAN RIVER MARINA WELL High 10/28/2002 WL NC 4133207 NORTHUMBERL COCKRELL'S MARINE RAILWAY WELL NO. 1 WL NC 4133215 NORTHUMBERL COWART SEAFOOD CORP WELL NO. 1 WL NC 4133215 NORTHUMBERL COWART SEAFOOD CORP WELL NO. 2 WL NC 4133240 NORTHUMBERL DITCHLEY DRILLED WELL Low 10/12/2001 WL C 4133275 NORTHUMBERL FAIRPORT MARINA WELL High 10/28/2002 WL NC 4133280 NORTHUMBERL FLEETON WELL NO. 1A High 10/4/2001 WL C 4133445 NORTHUMBERL GAPS MARINA WELL High 10/28/2002 WL NC 4133320 NORTHUMBERL GLEBE POINT DRILLED WELL High 10/9/2001 WL C 4133330 NORTHUMBERL GREAT WICOMICO CAMPGROUND AND DRILLED WELL High 10/28/2002 WL NC 4133195 NORTHUMBERL HAROLD EUBANK WELL High 1/28/2003 WL NC 4133360 NORTHUMBERL HEATHSVILLE WELL NO. 1 High 10/3/2001 WL C 4133360 NORTHUMBERL HEATHSVILLE WELL NO. 2 Low 10/3/2001 WL C 4133400 NORTHUMBERL INDIAN CREEK ESTATES WELL NO. 2 High 7/3/2002 WL C 4133400 NORTHUMBERL INDIAN CREEK ESTATES WELL NO. 3 Low 7/3/2002 WL C 4133405 NORTHUMBERL INDIAN CREEK YACHT AND COUNTRY CLUBDRAFT WELL NO. 1 Low 4/3/2003 WL NTNC 4133415 NORTHUMBERL JETTYS REACH DRILLED WELL Low 10/9/2001 WL C

Page 84 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4133440 NORTHUMBERL LEE DALE SHORES DRILLED WELL #1A Low 10/29/2001 WL C 4133480 NORTHUMBERL LEWISETTA DRILLED WELL #1 High 10/15/2001 WL C 4133480 NORTHUMBERL LEWISETTA DRILLED WELL #1A High 10/15/2001 WL C 4133500 NORTHUMBERL LIGHTHOUSE CHRISTIAN ACADEMY DEEP WELL High 10/5/2001 WL NTNC 4133510 NORTHUMBERL LITTLE RIVER CAMPGROUND WELL NO. 1 WL NC 4133515 NORTHUMBERL LITTLE RIVER SEAFOOD DRILLED WELL WL NC 4133520 NORTHUMBERL LOCKSLEY HALL ESTATES DRILLED WELL # 1 Low 10/5/2001 WL C 4133520 NORTHUMBERL LOCKSLEY HALL ESTATES DRILLED WELL #2 Low 10/5/2001 WL C 4133560 NORTHUMBERL LOTTSBURG WELL NO. 2 High 4/9/2002 WL C 4133560 NORTHUMBERL LOTTSBURG WELL NO. 3 High 4/9/2002 WL C 4133580 NORTHUMBERL LOTTSBURG CAFE' WELL NO. 1 4/28/2004 WL NC 4133600 NORTHUMBERL LUCOM POINT SUBD WELL NO. 1A Low 10/12/2001 WL C 4133620 NORTHUMBERL MALLARD BAY SUBDIVISION WELL NO. 1 Low 7/3/2002 WL C 4133620 NORTHUMBERL MALLARD BAY SUBDIVISION WELL NO. 2 Low 7/3/2002 WL C 4133621 NORTHUMBERL NORTHUMBERLAND COUNTY COMMUNITY WELL NO. 1 WL NC 4133622 NORTHUMBERL NORTHUMBERLAND ELEMENTARY SCHOOL DRILLED WELL High 10/17/2001 WL NTNC 4133625 NORTHUMBERL NORTHUMBERLAND HIGH SCHOOL DRILLED WELL Low 10/17/2001 WL NTNC 4133640 NORTHUMBERL NORTHUMBERLAND PLANTATION DRILLED WELL #1 High 10/10/2002 WL C 4133680 NORTHUMBERL NORTHUMBERLAND SHORES DRILLED WELL High 10/15/2001 WL C 4133695 NORTHUMBERL OLVERSON'S MARINA DRILLED WELL High 10/28/2002 WL NC 4133980 NORTHUMBERL OMEGA PROTEIN, INCORPORATED DRILLED WELL NO. 2 High 3/14/2002 WL NTNC 4133696 NORTHUMBERL PINE HARBOR WELL NO. 1 WL C 4133697 NORTHUMBERL QUINTON OAKS GOLF CLUB WELL High 10/17/2002 WL NC 4133740 NORTHUMBERL REEDVILLE MANOR REEDVILLLE MANOR WELL Low 4/9/2002 WL C 4133720 NORTHUMBERL REEDVILLE-TOWN OF TOWER WELL-WELL #2A Low 10/15/2001 WL C 4133720 NORTHUMBERL REEDVILLE-TOWN OF YORK PROPERTY-WELL #3A Low 10/15/2001 WL C 4133760 NORTHUMBERL RIVERBEND ESTATES DRILLED WELL Low 10/11/2001 WL C 4133800 NORTHUMBERL SHERWOOD FOREST SHORES DRILLED WELL #1 Low 10/4/2001 WL C 4133800 NORTHUMBERL SHERWOOD FOREST SHORES DRILLED WELL #2 Low 10/4/2001 WL C 4133820 NORTHUMBERL SMITH POINT MARINA DRILLED WELL High 10/25/2002 WL NC 4133845 NORTHUMBERL TIDES ON THE CHESAPEAKE ASSOC DRILLED WELL Low 10/15/2001 WL NC 4133850 NORTHUMBERL TOWLES LANDING DRILLED WELL High 10/16/2001 WL C 4133865 NORTHUMBERL UPPER BAY VIEW ESTATES WELL NO. 1 WL C 4133877 NORTHUMBERL VILLAGE GREEN WELL High 10/17/2002 WL NC 4133888 NORTHUMBERL WESTBAYDRAFT WELL NO. 1 Low 4/8/2003 WL C 4133886 NORTHUMBERL WESTSIDE HALL DRILLED WELL Low 10/17/2002 WL NC

Page 85 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4133890 NORTHUMBERL WHITE SAND HARBOUR WELL NO 1A Low 4/3/2003 WL C 4133890 NORTHUMBERL WHITE SAND HARBOUR WELL NO 2 Low 4/3/2003 WL C 4133900 NORTHUMBERL WICOMICO CHURCH DRILLED WELL High 3/14/2002 WL C 4133920 NORTHUMBERL WICOMICO RIDGE DRILLED WELL High 3/14/2002 WL C 1720076 NORTON NORTON, CITY OF BENGES BRANCH High 3/20/2002 IN C 1720076 NORTON NORTON, CITY OF UNNAMED TRIBUTARY TO BENGES High 3/20/2002 IN C 5135390 NOTTOWAY AMELIA-NOTTOWAY VOCATIONAL CEN WELL NO.1 High 12/6/2002 WL NTNC 5135100 NOTTOWAY BLACKSTONE, TOWN OF NOTTOWAY RESERVOIR High 6/13/2002 IN C 5135110 NOTTOWAY BURKEVILLE, TOWN OF WELL NO. 1 High 4/15/2003 WL C 5135110 NOTTOWAY BURKEVILLE, TOWN OF WELL NO. 2 High 4/15/2003 WL C 5135110 NOTTOWAY BURKEVILLE, TOWN OF WELL NO. 3 High 4/15/2003 WL C 5135110 NOTTOWAY BURKEVILLE, TOWN OF WELL NO. 4 High 4/15/2003 WL C 5135110 NOTTOWAY BURKEVILLE, TOWN OF WELL NO. 5 High 4/15/2003 WL C 5135110 NOTTOWAY BURKEVILLE, TOWN OF WELL NO. 7 High 4/15/2003 WL C 5135120 NOTTOWAY COUNTRY INN WELL High 8/18/2005 WL NC 5135160 NOTTOWAY CREWE, TOWN OF CRYSTAL LAKE High 6/13/2002 IN C 5135260 NOTTOWAY HICKORY HILL WELL NO.1 9/21/2005 WL C 5135550 NOTTOWAY SLAW'S RESTAURANT BORED WELL High 12/6/2002 WL NC 5135295 NOTTOWAY TYSON FOODS INC WELL NO. 12 High 9/30/2002 WL NTNC 5135295 NOTTOWAY TYSON FOODS INC WELL NO. 5 High 9/30/2002 WL NTNC 5135295 NOTTOWAY TYSON FOODS INC WELL NO. 9 High 9/30/2002 WL NTNC 6137001 ORANGE AEROJET CORPORATION WELL 4 High 3/6/2003 WL NTNC 6137020 ORANGE BATTLEFIELD FARMS WELL 1 High 3/6/2003 WL NTNC 6137210 ORANGE LIGHTFOOT ELEM SCHOOL WELL High 10/28/2002 WL NTNC 6137212 ORANGE LOCUST GROVE ELEMENTARY/MIDDLE WELL High 10/28/2002 WL NTNC 6137003 ORANGE LOCUST GROVE TOWN CENTER WELL 3/6/2003 WL NTNC 6137167 ORANGE MEADOWS FARMS GOLF COURSE DRILLED WELL 3/6/2003 WL NC 6137228 ORANGE MONTPELIER MANSION (KITCHEN) DRILLED WELL Moderate 3/6/2003 WL NC 6137229 ORANGE MONTPELIER VISITOR'S CENTER WELL High 3/6/2003 WL NC 6137500 ORANGE ORANGE, TOWN OF RAPIDAN RIVER High 5/24/2002 IN C 6137325 ORANGE PALLADIO RESTAURANT WELL High 3/6/2003 WL NC 6137120 ORANGE RSA ROUTE 20 DRILLED WELL High 10/28/2002 WL C 6137321 ORANGE SOMERSET GOLF CLUB LLC WELL High 3/6/2003 WL NC 6137370 ORANGE UNIONVILLE ELEMENTARY SCHOOL WELL High 10/28/2002 WL NTNC 6137999 ORANGE WILDERNESS WTPDRAFT RAPIDAN RIVER INTAKE High 5/24/2002 IN C 6137515 ORANGE WILLOW GROVE INN AND RESTAURANT WELL 1 High 3/6/2003 WL NC

Page 86 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6137900 ORANGE WOLFTRAP WOODS WELL 1 High 10/28/2002 WL C 2139015 PAGE BROOKSIDE RESTAURANT WELL NO. 1 High 12/13/2002 WL NC 2139015 PAGE BROOKSIDE RESTAURANT WELL NO. 2 12/13/2002 WL NC 2139030 PAGE CAVERNS INN MOTEL WELL High 12/13/2002 WL NC 2139070 PAGE CHU-CHU'S RESTAURANT WELL High 12/13/2002 WL NC 2139035 PAGE COUNTRY WAY RV RESORT, THE WELL High 12/13/2002 WL NC 2139039 PAGE DAM ACRES CAMPGROUND WELL High 12/13/2002 WL NC 2139040 PAGE DANS STEAK HOUSE DRILLED WELL High 12/13/2002 WL NC 2139055 PAGE EGYPT BEND ESTATES WELL NO. 1(BACK-UP WELL) High 9/10/2002 WL C 2139055 PAGE EGYPT BEND ESTATES WELL NO. 2 (MAIN WELL) High 9/10/2002 WL C 2139200 PAGE GROVE HILL ELEMENTARY SCHOOL WELL NO. 1 High 12/13/2002 WL NTNC 2139200 PAGE GROVE HILL ELEMENTARY SCHOOL WELL NO. 2 12/13/2002 WL NTNC 2139165 PAGE HILLSIDE MOTEL DRILLED WELL High 12/13/2002 WL NC 2139420 PAGE JELLYSTONE PARK CAMP RESORT NEW WELL High 12/16/2002 WL NC 2139420 PAGE JELLYSTONE PARK CAMP RESORT OLD WELL High 12/16/2002 WL NC 2139422 PAGE JORDAN HOLLOW FARM INN WELL High 11/5/2002 WL NC 2139385 PAGE LURAY HOMES WELL NO. 1 (OLD) High 8/14/2002 WL C 2139385 PAGE LURAY HOMES WELL NO. 2 (NEW) 8/14/2002 WL C 2139390 PAGE LURAY MOOSE LODGE WELL High 12/13/2002 WL NC 2139400 PAGE MOUNT CARMEL CHRISTIAN ACADEMY WELL NO. 1 High 12/16/2002 WL NTNC 2139440 PAGE OLD FARMS SUBDIVISION WELL NO. 1 High 9/18/2002 WL C 2139440 PAGE OLD FARMS SUBDIVISION WELL NO. 2 9/18/2002 WL C 2139475 PAGE PAGE COUNTY HIGH SCHOOL WELL NO. 1 High 12/16/2002 WL NTNC 2139495 PAGE PAGE VALLEY ESTATES WELL NO. 1 High 9/19/2002 WL C 2139495 PAGE PAGE VALLEY ESTATES WELL NO. 2 High 9/19/2002 WL C 2139580 PAGE PARKHURST INN RESTAURANT WELL High 11/5/2002 WL NC 2139600 PAGE RIVER'S BEND FARM GUEST LODGE WELL High 11/5/2002 WL NC 2139601 PAGE RIVERSIDE CAMPING WELL 11/5/2002 WL NC 2139604 PAGE RIVERSIDE MINI MART WELL High 11/5/2002 WL NC 2139835 PAGE SHENANDOAH MOOSE LODGE WELL High 11/5/2002 WL NC 2139770 PAGE SHENANDOAH RIVER LODGE WELL NO. 1 High 9/19/2002 WL NC 2139017 PAGE SHENANDOAH UTILITY SERVICES WELL High 9/10/2002 WL C 2139780 PAGE SHERIDAN SCHOOL MTN CAMPUS WELL High 11/5/2002 WL NC 2139001 PAGE SNP-BIG MEADOWS SPRING NO. 1 High 9/3/2002 SP NTNC 2139001 PAGE SNP-BIG MEADOWSDRAFT SPRING NO. 2 High 9/3/2002 SP NTNC 2139001 PAGE SNP-BIG MEADOWS WELL NO. 14 Moderate 9/3/2002 WL NTNC

Page 87 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2139001 PAGE SNP-BIG MEADOWS WELL NO. 9 Moderate 9/3/2002 WL NTNC 2139663 PAGE SNP-ELKWALLOW SPRING NO. 1 Moderate 9/9/2002 SP NC 2139663 PAGE SNP-ELKWALLOW WELL NO. 1 Moderate 9/9/2002 WL NC 2139205 PAGE SNP-HAZEL MOUNTAIN PARKING OL SPRING NO. 1 Moderate 9/3/2002 SP NC 2139210 PAGE SNP-HEMLOCK SPRINGS/HUGHES RIVER GAP SPRING NO. 1 Moderate 9/6/2002 SP NC 2139666 PAGE SNP-LEWIS MOUNTAIN WELL NO. 1 High 10/3/2002 WL NC 2139665 PAGE SNP-NATIONAL PARK HEADQUARTERS SPRING NO. 2 High 10/25/2002 SP NTNC 2139665 PAGE SNP-NATIONAL PARK HEADQUARTERS SPRING NO. 3 Moderate 10/25/2002 SP NTNC 2139665 PAGE SNP-NATIONAL PARK HEADQUARTERS WELL NO. 1 High 10/25/2002 WL NTNC 2139665 PAGE SNP-NATIONAL PARK HEADQUARTERS WELL NO. 2 High 10/25/2002 WL NTNC 2139938 PAGE SNP-PANORAMA/THORNTON GAP SPRING NO. 1 High 9/19/2002 SP NC 2139938 PAGE SNP-PANORAMA/THORNTON GAP SPRING NO. 2 High 9/19/2002 SP NC 2139938 PAGE SNP-PANORAMA/THORNTON GAP SPRING NO. 3 High 9/19/2002 SP NC 2139590 PAGE SNP-PINNACLES SPRING NO. 1 High 9/6/2002 SP NC 2139590 PAGE SNP-PINNACLES WELL NO. 1 Moderate 9/6/2002 WL NC 2139668 PAGE SNP-SKYLAND SPRING NO. 1 High 11/26/2002 SP NTNC 2139668 PAGE SNP-SKYLAND WELL NO 1 High 11/26/2002 WL NTNC 2139668 PAGE SNP-SKYLAND WELL NO 2 High 11/26/2002 WL NTNC 2139668 PAGE SNP-SKYLAND WELL SK-5 High 11/26/2002 WL NTNC 2139668 PAGE SNP-SKYLAND WELL SK-6 High 11/26/2002 WL NTNC 2139900 PAGE SPRINGFIELD ELEMENTARY SCHOOL WELL NO. 1 High 12/16/2002 WL NTNC 2139936 PAGE STANLEY INDUSTRIAL PARK WELL NO. 5 High 10/3/2002 WL NTNC 2139330 PAGE TOWN OF LURAY HITE SPRING High 9/18/2002 SP C 2139330 PAGE TOWN OF LURAY HUDSON SPRING High 9/18/2002 SP C 2139825 PAGE TOWN OF SHENANDOAH WELL NO. 2 High 9/19/2002 WL C 2139825 PAGE TOWN OF SHENANDOAH WELL NO. 3 High 9/19/2002 WL C 2139825 PAGE TOWN OF SHENANDOAH WELL NO. 5 High 9/19/2002 WL C 2139935 PAGE TOWN OF STANLEY WELL NO. 1 High 9/19/2002 WL C 2139935 PAGE TOWN OF STANLEY WELL NO. 2 High 9/19/2002 WL C 2139935 PAGE TOWN OF STANLEY WELL NO. 3 High 9/19/2002 WL C 2139935 PAGE TOWN OF STANLEY WELL NO. 4 High 9/19/2002 WL C 2139935 PAGE TOWN OF STANLEY WELL NO. 6 High 9/19/2002 WL C 5141250 PATRICK 103 SURE STOP WELL High 10/11/2002 WL NC 5141370 PATRICK AERIAL MACHINE AND TOOL WELL NO 2 High 2/26/2002 WL NTNC 5141370 PATRICK AERIAL MACHINE AND TOOLDRAFT WELL NO.1 High 2/26/2002 WL NTNC 5141323 PATRICK BETHEL CAMPGROUND WELL NO.1 High 11/8/2002 WL NC

Page 88 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5141323 PATRICK BETHEL CAMPGROUND WELL NO.2 High 11/8/2002 WL NC 5141330 PATRICK BLUE RIDGE ELEMENTARY SCHOOL WELL NO. 1 High 7/2/2002 WL NTNC 5141335 PATRICK BLUE RIDGE MOTEL & RESTAURANT WELL High 11/8/2002 WL NC 5141333 PATRICK BLUE RIDGE RIVER, LLC WELL #1 High 11/15/2005 WL NC 5141333 PATRICK BLUE RIDGE RIVER, LLC WELL #2 High 11/15/2005 WL NC 5141337 PATRICK BOYD'S RESTAURANT DRILLED WELL 10/11/2002 WL NC 5141345 PATRICK CAFE OF CLAUDVILLE WELL High 10/25/2002 WL NC 5141270 PATRICK CHRISTOPHER'S PIZZA WELL High 11/8/2002 WL NC 5141355 PATRICK DEER RUN CAMPGROUND WELL NO.1 High 10/11/2002 WL NC 5141355 PATRICK DEER RUN CAMPGROUND WELL NO.2 High 10/11/2002 WL NC 5141497 PATRICK DRY POND CAFE WELL High 10/11/2002 WL NC 5141480 PATRICK FAIRY STONE STATE PARK HALE CREEK INTAKE Moderate 10/4/2001 IN NC 5141499 PATRICK GROUNDHOG MOUNTAIN WATER & SEWER BATSON COVE WELL 3/8/2002 WL NC 5141499 PATRICK GROUNDHOG MOUNTAIN WATER & SEWER BUCK HOLLAR WELL 3/8/2002 WL NC 5141499 PATRICK GROUNDHOG MOUNTAIN WATER & SEWER DOE RUN #2 WELL 3/8/2002 WL NC 5141506 PATRICK HARDIN REYNOLDS ELEMENTARY SCHOOL WELL High 7/2/2002 WL NTNC 5141509 PATRICK HIGHER GROUND SUMMER CAMP WELL High 11/8/2002 WL NC 5141358 PATRICK HOWELL'S GROCERY WELL High 11/8/2002 WL NC 5141521 PATRICK LAYMAN WATER SUPPLY WELL High 7/11/2002 WL C 5141814 PATRICK LIGHTHOUSE GRILL DRILLED WELL 10/25/2002 WL NC 5141539 PATRICK MEADOWS OF DAN CAMPGROUND WELL High 10/11/2002 WL NC 5141535 PATRICK MEADOWS OF DAN ELEMENTARY SCHOOL DRILLED WELL High 7/2/2002 WL NTNC 5141541 PATRICK MICROMETRICS SYSTEMS WELL NO. 2 High 7/8/2002 WL NTNC 5141560 PATRICK MODULAR WOOD SYSTEMS WELL NO 2 6/15/2004 WL NTNC 5141361 PATRICK MOUNTAIN HOUSE RESTAURANT WELL High 10/11/2002 WL NC 5141550 PATRICK PATRICK COUNTY HIGH SCHOOL DRILLED WELL High 7/9/2002 WL NTNC 5141555 PATRICK PATRICK SPRINGS ELEMENTARY SCHOOL DRILLED WELL High 7/2/2002 WL NTNC 5141557 PATRICK PHILPOTT RES - GOOSE POINT-UPPER BLDG WELL NO. 25 High 12/13/2002 WL NC 5141558 PATRICK PHILPOTT RES - RYANS BRANCH-PICNIC WELL NO. 24 6/15/2004 WL NC 5141556 PATRICK PHILPOTT RES -GOOSE POINT-LOWER BLDG WELL NO.10 High 12/13/2002 WL NC 5141365 PATRICK PRIMLAND RESORT WELL #01-05 10/11/2002 WL NC 5141365 PATRICK PRIMLAND RESORT WELL #02-05 10/11/2002 WL NC 5141365 PATRICK PRIMLAND RESORT WELL 01-04 10/11/2002 WL NC 5141365 PATRICK PRIMLAND RESORT WELL 1 High 10/11/2002 WL NC 5141365 PATRICK PRIMLAND RESORTDRAFT WELL02-04 10/11/2002 WL NC 5141365 PATRICK PRIMLAND RESORT WELL04-04 10/11/2002 WL NC

Page 89 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5141567 PATRICK ROCKY KNOB CABINS WELL WL NC 5141805 PATRICK SARA LEE INTIMATE APPAREL WELL NO. 3 7/9/2002 WL NTNC 5141573 PATRICK SKIPPER'S STEAK & SEAFOOD WELL High 11/8/2002 WL NC 5141580 PATRICK SPRINGS OF LIFE CAMP DRILLED WELL High 11/8/2002 WL NC 5141640 PATRICK STUART, TOWN OF CARTER'S MOUNTAIN LOWER RESERVOIR Moderate 10/4/2001 IN C 5141640 PATRICK STUART, TOWN OF CARTER'S MOUNTAIN UPPER RESERVOIR Moderate 10/4/2001 IN C 5141640 PATRICK STUART, TOWN OF SOUTH MAYO RIVER RAW WATER INTAKE High 10/4/2001 IN C 5141640 PATRICK STUART, TOWN OF WELL NO. 3 10/4/2001 WL C 5141640 PATRICK STUART, TOWN OF WELL NO.2 10/4/2001 WL C 5141800 PATRICK UNITED ELASTIC WELL NO.1 7/10/2002 WL NTNC 5141800 PATRICK UNITED ELASTIC WELL NO.2 7/10/2002 WL NTNC 5141150 PATRICK WILLVILLE CAMPGROUND WELL High 10/25/2002 WL NC 5141815 PATRICK WOOLWINE ELEMENTARY SCHOOL WELL NO. 1 High 7/9/2002 WL NTNC 5141815 PATRICK WOOLWINE ELEMENTARY SCHOOL WELL NO. 2 High 7/9/2002 WL NTNC 5143026 PITTSYLVANIA 57 DINER DRILLED WELL 11/15/2002 WL NC 5143155 PITTSYLVANIA 58 TRUCK STOP DRILLED WELL High 9/12/2003 WL NC 5143157 PITTSYLVANIA 58 WEST AUTO AUCTION WELL High 11/15/2002 WL NC 5143021 PITTSYLVANIA ALTAVISTA COUNTRY CLUB DRILLED WELLS High 2/21/2003 WL NC 5143019 PITTSYLVANIA ARROWHEAD LLC #1 & #3 DRILLED WELL #65 High 8/9/2005 WL NC 5143019 PITTSYLVANIA ARROWHEAD LLC #1 & #3 DRILLED WELL #70 High 8/9/2005 WL NC 5143018 PITTSYLVANIA ARROWHEAD LLC #2 WELL #1 High 11/1/2002 WL NC 5143018 PITTSYLVANIA ARROWHEAD LLC #2 WELL #2 High 11/1/2002 WL NC 5143027 PITTSYLVANIA BB'S PLACE DRILLED WELL High 2/21/2003 WL NC 5143032 PITTSYLVANIA BEACON RIDGE RETREAT CENTER WELL High 6/20/2003 WL NC 5143040 PITTSYLVANIA BEVRICH MOBILE HOME PARK WELL #1 High 2/28/2003 WL C 5143040 PITTSYLVANIA BEVRICH MOBILE HOME PARK WELL #2 High 2/28/2003 WL C 5143321 PITTSYLVANIA BURLINGTON IND DIST CENTER WELL High 2/21/2003 WL NTNC 5143320 PITTSYLVANIA BURLINGTON INDUSTRIES HURT PLANT BACK-UP WELL NO. 2 High 4/21/2005 WL NTNC 5143320 PITTSYLVANIA BURLINGTON INDUSTRIES HURT PLANT WELL NO. 3 High 4/21/2005 WL NTNC 5143085 PITTSYLVANIA C & E RESTAURANT WELL High 2/21/2003 WL NC 5143365 PITTSYLVANIA CASCADE MOBILE ESTATES WELL NO. 1 High 2/28/2003 WL C 5143365 PITTSYLVANIA CASCADE MOBILE ESTATES WELL NO. 2 High 2/28/2003 WL C 5143365 PITTSYLVANIA CASCADE MOBILE ESTATES WELL NO. 3 High 2/28/2003 WL C 5143090 PITTSYLVANIA CEDARS COUNTRY CLUB DRILLED WELL High 2/21/2003 WL NC 5143095 PITTSYLVANIA CENTRA HEALTH MEDICAL CENTER-GRETNADRAFT WELL WL NC 5143114 PITTSYLVANIA CHATHAM, TOWN OF CHERRYSTONE CREEK INTAKE High 8/28/2002 IN C

Page 90 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5143117 PITTSYLVANIA CHERRYSTONE YOUTH CAMP WELL High 11/1/2002 WL NC 5143181 PITTSYLVANIA COOL BRANCH BAR & GRILL WELL 11/15/2002 WL NC 5143813 PITTSYLVANIA CORNER CAFE WELL High 11/15/2002 WL NC 5143079 PITTSYLVANIA COUNTRY OAKS MOBILE HOME COURT WELL NO. 3 High 2/28/2003 WL C 5143079 PITTSYLVANIA COUNTRY OAKS MOBILE HOME COURT WELL NO. 5 High 2/28/2003 WL C 5143150 PITTSYLVANIA CRESTVIEW TRAILER COURT WELL WL C 5143161 PITTSYLVANIA DAN RIVER HIGH SCHOOL DRILLED WELL #1 High 2/14/2003 WL NTNC 5143192 PITTSYLVANIA DAN RIVER MIDDLE SCHOOL WELL A High 5/19/2005 WL NTNC 5143176 PITTSYLVANIA ELKHORN LAKE CAMP #1 WELL High 2/14/2003 WL NC 5143177 PITTSYLVANIA ELKHORN LAKE CAMP #2 WELL High 2/14/2003 WL NC 5143179 PITTSYLVANIA ELKHORN LAKE CAMP #3 WELL High 2/14/2003 WL NC 5143173 PITTSYLVANIA ELKHORN LAKE CAMP 4 WELL High 2/14/2003 WL NC 5143185 PITTSYLVANIA GIBSONS TRAILER PARK WELL #1 High 10/11/2002 WL C 5143185 PITTSYLVANIA GIBSONS TRAILER PARK WELL #2 High 10/11/2002 WL C 5143210 PITTSYLVANIA GRETNA, TOWN OF GEORGES CREEK High 8/27/2002 IN C 5143650 PITTSYLVANIA HARVEYS GROCERY DRILLED WELL High 11/15/2002 WL NC 5143220 PITTSYLVANIA HILLCREST MOBILE HOME PARK WELL #1 High 2/28/2003 WL C 5143220 PITTSYLVANIA HILLCREST MOBILE HOME PARK WELL #2 High 2/28/2003 WL C 5143216 PITTSYLVANIA HUTSON AND CUSUMANO'S DRILLED WELL 11/15/2002 WL NC 5143261 PITTSYLVANIA JIPS DINER WELL High 2/21/2003 WL NC 5143300 PITTSYLVANIA KENTUCK ELEMENTARY SCHOOL DRILLED WELL High 2/14/2003 WL NTNC 5143285 PITTSYLVANIA LATRELLE'S RESTAURANT DRILLED WELL 11/15/2002 WL NC 5143023 PITTSYLVANIA LEESVILLE DAM PICNIC AREA DRILLED WELL High 11/15/2002 WL NC 5143332 PITTSYLVANIA LITTLE BLESSINGS CHILD CARE WELL High 11/22/2002 WL NTNC 5143335 PITTSYLVANIA LUMPKINS MARINA WELL NO. 1 High 11/15/2002 WL NC 5143335 PITTSYLVANIA LUMPKINS MARINA WELL NO. 2 High 11/15/2002 WL NC 5143335 PITTSYLVANIA LUMPKINS MARINA WELL NO. 3 11/15/2002 WL NC 5143370 PITTSYLVANIA MEADOWBROOK TRAILER PARK WELL #1 High 2/28/2003 WL C 5143370 PITTSYLVANIA MEADOWBROOK TRAILER PARK WELL #2 High 2/28/2003 WL C 5143393 PITTSYLVANIA MOUNT AIRY ELEMENTARY SCHOOL DRILLED WELL High 2/14/2003 WL NTNC 5143400 PITTSYLVANIA MOUNT ZION PCSA WELL High 2/28/2003 WL C 5143655 PITTSYLVANIA PIT STOP MARINA & GRILL DRILLED WELL High 11/15/2002 WL NC 5143585 PITTSYLVANIA PITTSYLVANIA CHRISTIAN CAMP WELL High 2/21/2003 WL NC 5143640 PITTSYLVANIA POWELL'S TRAILER COURT WELL High 2/28/2003 WL C 5143686 PITTSYLVANIA RINGGOLD GOLF CLUBDRAFT DRILLED WELL High 2/21/2003 WL NC 5143690 PITTSYLVANIA ROBIN COURT SUBDIVISION PCSA WELL NO.1 High 2/28/2003 WL C

Page 91 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 5143712 PITTSYLVANIA SANDY RIVER MEDICAL CENTER WELL High 2/14/2003 WL NC 5143322 PITTSYLVANIA SLEEPY HOLLOW CAMPGROUND DRILLED WELL High 10/25/2002 WL NC 5143751 PITTSYLVANIA SMITH ADULT CARE CTR. WELL 8/9/2005 WL NTNC 5143752 PITTSYLVANIA SMITH MOUNTAIN DAM PICNIC AREA WELL NO. 1 High 12/7/2004 WL NC 5143752 PITTSYLVANIA SMITH MOUNTAIN DAM PICNIC AREA WELL NO. 2 High 12/7/2004 WL NC 5143750 PITTSYLVANIA SMITH MOUNTAIN DOCK & LODGE DRILLED WELL High 10/25/2002 WL NC 5143753 PITTSYLVANIA SMITH MT DAM VISITORS CENTER DRILLED WELL High 10/25/2002 WL NC 5143859 PITTSYLVANIA STARLIGHT CHILD CARE WELL High 10/25/2002 WL NTNC 5143790 PITTSYLVANIA STONY MILL ELEMENTARY SCHOOL WELL #1 High 2/14/2003 WL NTNC 5143790 PITTSYLVANIA STONY MILL ELEMENTARY SCHOOL WELL #2 High 2/14/2003 WL NTNC 5143820 PITTSYLVANIA TUNSTALL HIGH SCHOOL WELL #1 High 2/21/2003 WL NTNC 5143821 PITTSYLVANIA TUNSTALL MIDDLE SCHOOL WELL B 5/17/2005 WL NTNC 5143840 PITTSYLVANIA UNION HALL ELEMENTARY SCHOOL WELL #1 High 2/14/2003 WL NTNC 5143861 PITTSYLVANIA VISTA POINTE LANDING PCSA WELL #1 High 2/28/2003 WL C 5143861 PITTSYLVANIA VISTA POINTE LANDING PCSA WELL #2 High 2/28/2003 WL C 5143880 PITTSYLVANIA WAYSIDE ACRES SUBDIVISION # 1 WELL NO. 2 High 2/28/2003 WL C 5143881 PITTSYLVANIA WAYSIDE ACRES SUBDIVISION # 2 WELL #1 High 2/28/2003 WL C 5143940 PITTSYLVANIA WOODROAM SUBDIVISION WELL #1 High 10/11/2002 WL C 3740600 PORTSMOUTH PORTSMOUTH, CITY OF FLUORIDE WELLS Low 10/28/2002 WL C 3740600 PORTSMOUTH PORTSMOUTH, CITY OF LAKE KILBY High 10/28/2002 IN C 3740600 PORTSMOUTH PORTSMOUTH, CITY OF LAKE MEADE High 10/28/2002 IN C 4145320 POWHATAN BLESSED SACRAMENT-HUGUENOT DRILLED WELL High 9/26/2001 WL NTNC 4145060 POWHATAN CHILDREN'S ACADEMY WELL High 9/26/2001 WL NTNC 4145080 POWHATAN COZY ACRES CAMPGROUND DRILLED WELL High 8/29/2002 WL NC 4145150 POWHATAN ESSENE HOME FOR ADULTS WELL High 8/29/2002 WL C 4145190 POWHATAN FLAT ROCK AREA WATER SYSTEM WELL NO. 1 High 3/18/2005 WL NTNC 4145190 POWHATAN FLAT ROCK AREA WATER SYSTEM WELL NO. 2 High 3/18/2005 WL NTNC 4145860 POWHATAN FLATROCK VILLAGE SHOP CENTER WELL (BORED) High 8/29/2002 WL NTNC 4145240 POWHATAN GOODWYN LUMBER COMPANY DRILLED WELL High 3/18/2005 WL NTNC 4145510 POWHATAN LAKE SHAWNEE ESTATES WELL NO. 1 High 9/26/2001 WL C 4145510 POWHATAN LAKE SHAWNEE ESTATES WELL NO. 2 High 9/26/2001 WL C 4145510 POWHATAN LAKE SHAWNEE ESTATES WELL NO. 3 High 9/26/2001 WL C 4145510 POWHATAN LAKE SHAWNEE ESTATES WELL NO. 5 High 9/26/2001 WL C 4145510 POWHATAN LAKE SHAWNEE ESTATES WELL NO. 6 High 9/26/2001 WL C 4145550 POWHATAN LITTLE FOLKS DAY NURSERYDRAFT WELL High 9/26/2001 WL NTNC 4145590 POWHATAN MCDONALD'S (AT FLAT ROCK) WELL High 8/29/2002 WL NC

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4145600 POWHATAN MILL QUARTER PLANTATION WELL NO. 1 High 9/26/2001 WL C 4145600 POWHATAN MILL QUARTER PLANTATION WELL NO. 2 High 9/26/2001 WL C 4145600 POWHATAN MILL QUARTER PLANTATION WELL NO. 3 High 9/26/2001 WL C 4145665 POWHATAN POCAHONTAS MIDDLE SCHOOL WELL NO. 1 High 9/26/2001 WL NTNC 4145665 POWHATAN POCAHONTAS MIDDLE SCHOOL WELL NO. 2 High 9/26/2001 WL NTNC 4145675 POWHATAN POWHATAN COURTHOUSE WELL NO 3 High 9/26/2001 WL C 4145675 POWHATAN POWHATAN COURTHOUSE WELL NO 3A High 9/26/2001 WL C 4145675 POWHATAN POWHATAN COURTHOUSE WELL NO. 2A High 9/26/2001 WL C 4145670 POWHATAN POWHATAN SHOPPING CENTER DRILLED WELL High 8/29/2002 WL NC 4145750 POWHATAN ST. JOHN NEUMANN CATHOLIC CHURCH WELL NO. 1 High 9/26/2001 WL NTNC 4145595 POWHATAN THE MILL AT FINE CREEK WELL NO. 1 High 2/23/2005 WL NC 4145100 POWHATAN WELLNESS FIRST CENTER WELL NO. 1 High 2/23/2005 WL NTNC 5147350 PRINCE EXECUTIVE INN WELL High 8/16/2005 WL NC 5147350 PRINCE EXECUTIVE INN WELL NO 002 High 8/16/2005 WL NC 5147170 PRINCE FARMVILLE, TOWN OF APPOMATTOX RIVER High 6/13/2002 IN C 5147280 PRINCE HAMPDEN-SYDNEY COLLEGE WELL NO. 1 High 1/24/2003 WL C 5147280 PRINCE HAMPDEN-SYDNEY COLLEGE WELL NO. 2 High 1/24/2003 WL C 5147280 PRINCE HAMPDEN-SYDNEY COLLEGE WELL NO. 4 High 1/24/2003 WL C 5147280 PRINCE HAMPDEN-SYDNEY COLLEGE WELL NO. 5 High 1/24/2003 WL C 5147280 PRINCE HAMPDEN-SYDNEY COLLEGE WELL NO. 6 High 1/24/2003 WL C 5147280 PRINCE HAMPDEN-SYDNEY COLLEGE WELL NO. 7 High 1/24/2003 WL C 5147290 PRINCE HOBIE'S HITCH'N POST WELL High 1/24/2003 WL NC 5147025 PRINCE ROAD HOUSE BAR & GRILL WELL DRILLED High 1/24/2003 WL NC 5147450 PRINCE TWIN LAKES STATE PARK- PRINCE EDWARD WELL NO. 1 High 1/24/2003 WL NC 5147200 PRINCE TWIN LAKES STATE PARK-GOODWIN WELL NO. 1 High 4/18/2003 WL NC 5147580 PRINCE USK QUICK CORNER WELL DRILLED High 1/24/2003 WL NC 3149210 PRINCE GEORGE AMIR, INC- LIGHTHOUSE/COMFORT INN WELL 001 11/7/2002 WL NC 3149210 PRINCE GEORGE AMIR, INC- LIGHTHOUSE/COMFORT INN WELL 002 11/7/2002 WL NC 3149100 PRINCE GEORGE BEECHWOOD MANOR /JOJ DRILLED WELL #1 LEMONWOOD High 8/21/2002 WL C 3149100 PRINCE GEORGE BEECHWOOD MANOR /JOJ DRILLED WELL #3 JORDAN ON THE JAMES High 8/21/2002 WL C 3149845 PRINCE GEORGE BEST WESTERN/STEVEN KENT DRILLED WELL 11/13/2002 WL NC 3149050 PRINCE GEORGE BEXLEY PARK WELL 4 FRONT OF OFFICE NORTH 4/29/2003 WL C 3149050 PRINCE GEORGE BEXLEY PARK WELL 5 FRONT OF OFFICE SOUTH 4/29/2003 WL C 3149163 PRINCE GEORGE CEDARWOOD DRILLED WELL Very Low 8/21/2002 WL C 3149243 PRINCE GEORGE CIRCLE D MARTDRAFT DEEP WELL High 11/7/2002 WL NC 3149159 PRINCE GEORGE CONTINENTAL MOTEL WELL High 10/31/2002 WL NC

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3149570 PRINCE GEORGE COUNTRY CLUB OF PETERSBURG INC DEEP WELL High 11/13/2002 WL NC 3149164 PRINCE GEORGE COUNTY VIDEO BLDG 2 WELL #1 High 11/7/2002 WL NC 3149300 PRINCE GEORGE DAVID HARRISON ELEM SCHOOL DRILLED WELL High 7/26/2002 WL NTNC 3149180 PRINCE GEORGE DAYS INN/PUMPKIN RESTAURANT IIB WELL 10/31/2002 WL NC 3149958 PRINCE GEORGE DOCKSIDE INN CLASS IIB WELL 12/3/2002 WL NC 3149154 PRINCE GEORGE ECONOLODGE SOUTH WELL 1 11/1/2002 WL NC 3149154 PRINCE GEORGE ECONOLODGE SOUTH WELL 2 11/1/2002 WL NC 3149154 PRINCE GEORGE ECONOLODGE SOUTH WELL 3 11/1/2002 WL NC 3149280 PRINCE GEORGE HAMPTON INN WELL 1 High 11/7/2002 WL NC 3149290 PRINCE GEORGE HAPPY ACRES DAY CAMP SHALLOW WELL High 4/29/2003 WL NC 3149326 PRINCE GEORGE HILLSIDE MHP DRILLED WELL NO.1 Low 8/21/2002 WL C 3149440 PRINCE GEORGE JORDAN POINT COUNTRY CLUB DEEP WELLS High 8/27/2002 WL NTNC 3149350 PRINCE GEORGE KNIGHTS INN DRILLED WELL #1 High 11/7/2002 WL NC 3149350 PRINCE GEORGE KNIGHTS INN DRILLED WELL #2 High 11/7/2002 WL NC 3149480 PRINCE GEORGE LA SALLE MOTEL WELL High 11/7/2002 WL NC 3149510 PRINCE GEORGE MELVIN MANNING MHP DRILLED WELL High 8/21/2002 WL C 3149130 PRINCE GEORGE MILLER MART #79 CLASS IIB WELL Low 10/31/2002 WL NC 3149515 PRINCE GEORGE NANNYS FAMILY BBQ WELL 11/13/2002 WL NC 3149550 PRINCE GEORGE NORTH ELEMENTARY SCHOOL WELL 1 High 8/27/2002 WL NTNC 3149552 PRINCE GEORGE OAKSHADE MOBILE HOME PARK DRILLED WELL High 8/21/2002 WL C 3149575 PRINCE GEORGE PETERSBURG JAIL FARM WELL NO 1 High 8/27/2002 WL NTNC 3149120 PRINCE GEORGE PINE RIDGE MHP WELL NUMBER 2A High 8/21/2002 WL C 3149120 PRINCE GEORGE PINE RIDGE MHP WELL NUMBER 2B MAIN WELL High 8/21/2002 WL C 3149605 PRINCE GEORGE PRINCE GEORGE INDUSTRIAL PARK WELL ONE INSIDE LARGE WELLHOUSE 8/27/2002 WL NTNC 3149620 PRINCE GEORGE PRINCE GEORGE WOODS ESTATES DRILLED WELL High 8/21/2002 WL C 3149840 PRINCE GEORGE RIVERS EDGE SUBDIVISION DRILLED WELL #1 - BICORS High 8/21/2002 WL C 3149840 PRINCE GEORGE RIVERS EDGE SUBDIVISION DRILLED WELL #2 - LIVERMAN High 8/21/2002 WL C 3149846 PRINCE GEORGE ROWANTY TECHNICAL CENTER DRILLED WELL High 8/27/2002 WL NTNC 3149295 PRINCE GEORGE SALEM BROTHERS MINI MART DEEP WELL 11/7/2002 WL NC 3149850 PRINCE GEORGE SOUTH ELEMENTARY SCHOOL DRILLED WELL High 8/27/2002 WL NTNC 3149860 PRINCE GEORGE SOUTH FORTY KOA NORTH WELL High 11/7/2002 WL NC 3149860 PRINCE GEORGE SOUTH FORTY KOA SOUTH WELL High 11/7/2002 WL NC 3149885 PRINCE GEORGE UNION BRANCH BAPTIST CHURCH WELL 1 IN WOODED LOT 10/20/2003 WL NTNC 3149563 PRINCE GEORGE US GAS DEEP WELL High 11/7/2002 WL NC 3149370 PRINCE GEORGE VA DEPT OF TRANSPORTATION I-95 REST DRAFT WELL Low 3/5/2003 WL NC 3149960 PRINCE GEORGE WHISPERING WINDS DRILLED WELL IN BACK OF PARK High 8/21/2002 WL C

Page 94 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3149960 PRINCE GEORGE WHISPERING WINDS DRILLED WELL ONE NEXT TO HOUSE High 8/21/2002 WL C 3149960 PRINCE GEORGE WHISPERING WINDS DRILLED WELL THREE WITH LARGE High 8/21/2002 WL C 3149950 PRINCE GEORGE WILDWOOD FARMS WELL ONE (LARGE WELLHOUSE) High 7/17/2002 WL C 3149950 PRINCE GEORGE WILDWOOD FARMS WELL TWO (SMALL WELLHOUSE) High 7/17/2002 WL C 6153170 PRINCE 5750 CLUB INC DRILLED WELL High 3/13/2003 WL NC 6153011 PRINCE ALVEY'S COMMUNITY STORE WELL 8/29/2002 WL NTNC 6153020 PRINCE AZALEA MOBILE HOME PARK DRILLED WELL 8/29/2002 WL C 6153030 PRINCE BLUE RIDGE SEAFOOD DRILLED WELL High 3/13/2003 WL NC 6153040 PRINCE BRENTSVILLE HIGH SCHOOL WELL #1 High 8/29/2002 WL NTNC 6153041 PRINCE BRISTOW MANOR GOLF CLUB WELL High 3/13/2003 WL NC 6153264 PRINCE BROAD RUN GOLF & PRACTICE FACILITY WELL High 3/13/2003 WL NC 6153043 PRINCE BROAD RUN SERVICE CORPORATION WELL#1 High 8/29/2002 WL NTNC 6153046 PRINCE BUCKHALL VFD DRILLED WELL High 3/13/2003 WL NC 6153541 PRINCE BULL RUN COUNTRY CLUB WELL High 3/13/2003 WL NC 6153050 PRINCE BULL RUN MOUNTAIN - LOWER EVERGRN. WELL #1(BULRN LOWER) High 8/27/2002 WL C 6153050 PRINCE BULL RUN MOUNTAIN - LOWER WELL #10 High 8/27/2002 WL C 6153050 PRINCE BULL RUN MOUNTAIN - LOWER WELL #11 High 8/27/2002 WL C 6153050 PRINCE BULL RUN MOUNTAIN - LOWER WELL #2 High 8/27/2002 WL C 6153050 PRINCE BULL RUN MOUNTAIN - LOWER WELL #5 High 8/27/2002 WL C 6153050 PRINCE BULL RUN MOUNTAIN - LOWER WELL #7 High 8/27/2002 WL C 6153051 PRINCE BULL RUN MOUNTAIN - UPPER WELL #12 High 8/27/2002 WL C 6153051 PRINCE BULL RUN MOUNTAIN - UPPER WELL #13 High 8/27/2002 WL C 6153659 PRINCE CAMP 2 & 5 SPRING #2 (#51-SS-2) 2/12/2003 SP NC 6153659 PRINCE CAMP 2 & 5 SPRING#1(#51-SS-1) 2/12/2003 SP NC 6153064 PRINCE CARY CHRISTIAN ACADEMY DRILLED WELL WL NTNC 6153141 PRINCE EVERGREEN VFD WELL High 3/13/2003 WL NC 6153474 PRINCE FOREST GREENS GOLF WELL High 3/13/2003 WL NC 6153227 PRINCE FOUR R'S PRESCHOOL 4 R'S PRESCHOOL High 3/13/2003 WL NTNC 6153480 PRINCE GAINESVILLE MINI LIBRARY WELL High 3/13/2003 WL NC 6153279 PRINCE GREENVILLE FARMS CAMPGROUND BACKUP WELL 3/13/2003 WL NC 6153279 PRINCE GREENVILLE FARMS CAMPGROUND WELL 1 3/13/2003 WL NC 6153261 PRINCE GREENWICH PRESBYTERIAN PRESCHOOL WELL 1 WL NTNC 6153295 PRINCE HAYMARKET TOWNE CENTER WELL High 3/13/2003 WL NC 6153325 PRINCE HOLY FAMILY ACADEMY WELL #1 High 8/29/2002 WL NTNC 6153315 PRINCE INDEPENDENT HILL MINI-LIBRARYDRAFT WELL High 3/13/2003 WL NC 6153475 PRINCE LINTON HALL SCHOOL WELL #1 High 8/27/2002 WL C

Page 95 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6153475 PRINCE LINTON HALL SCHOOL WELL #2 High 8/27/2002 WL C 6153481 PRINCE LONG PARK WELL High 2/12/2003 WL NC 6153665 PRINCE MAINTENANCE SPRING #1 (#52-SS-1) 8/29/2002 WL NTNC 6153665 PRINCE MAINTENANCE WELL #1(#52-S-14) 8/29/2002 WL NTNC 6153525 PRINCE MANASSAS ARMORY DRILLED WELLS 2/12/2003 WL NC 6153489 PRINCE MANASSAS BATTLEFIELD PARK HEADQUARTERS WELL #1 High 2/12/2003 WL NC 6153527 PRINCE NOKESVILLE CHURCH OF THE BRETHREN WELL #1 8/29/2002 WL NTNC 6153526 PRINCE NOKESVILLE COMMUNITY PARK WELL High 3/13/2003 WL NC 6153535 PRINCE NOKESVILLE ELEMENTARY SCHOOL WELL #1 High 8/29/2002 WL NTNC 6153537 PRINCE NOKESVILLE MINI LIBRARY DRILLED WELL High 2/12/2003 WL NC 6153539 PRINCE NOKESVILLE SQUARE WELL High 3/13/2003 WL NC 6153542 PRINCE NOKESVILLE UNITED METHODIST CHURCH WELL #1 WL NTNC 6153540 PRINCE NOKESVILLE VFD WELL High 3/13/2003 WL NC 6153664 PRINCE OAK RIDGE CG WELL#1 (# 51-S-5) 2/12/2003 WL NC 6153575 PRINCE OCCOQUAN FOREST WELL #1 High 8/27/2002 WL C 6153575 PRINCE OCCOQUAN FOREST WELL #2 High 8/27/2002 WL C 6153575 PRINCE OCCOQUAN FOREST WELL #4 High 8/27/2002 WL C 6153575 PRINCE OCCOQUAN FOREST WELL #5 High 8/27/2002 WL C 6153610 PRINCE OLD DOMINION SPEEDWAY GRANDSTAND DRILLED WELL 3/13/2003 WL NC 6153611 PRINCE OLD DOMINION SPEEDWAY OFFICE OFFICE WELL WL NC 6153661 PRINCE PINE GROVE WELL#1 (#52-S-23) High 3/13/2003 WL NC 6153661 PRINCE PINE GROVE WELL#2 (#52-S-58) High 3/13/2003 WL NC 6153623 PRINCE POWERLINE GOLF WELL High 3/13/2003 WL NC 6153655 PRINCE PRINCE WILLIAM CONSTRUCTION WELL 6/4/2003 WL NTNC 6153280 PRINCE PRINCE WILLIAM GOLF COURSE DRILLED WELL High 3/13/2003 WL NC 6153671 PRINCE PUBLIC SAFETY TRAINING CTR. WELL #1 High 8/29/2002 WL NTNC 6153671 PRINCE PUBLIC SAFETY TRAINING CTR. WELL #2 High 8/29/2002 WL NTNC 6153675 PRINCE QUANTICO MARINE BASE-MAINSIDE BRECKINRIDGE RE High 6/14/2002 IN C 6153063 PRINCE QUANTICO MCB-CAMP UPSHUR WELL 1 High 8/29/2002 WL NTNC 6153063 PRINCE QUANTICO MCB-CAMP UPSHUR WELL 2 High 8/29/2002 WL NTNC 6153663 PRINCE TELEGRAPH ROAD WELL#1 (# 52-S-24) High 2/12/2003 WL NC 6153765 PRINCE TIM'S RIVER SHORE RESTAURANT WELL #1 WL NTNC 6153668 PRINCE TRANSPORTATION AREA (PR.WM.CO. WELL #1 High 8/29/2002 WL NTNC 6153662 PRINCE TURKEY RUN WELL#1 (# 52-S-18) High 2/12/2003 WL NC 6153832 PRINCE VALLEY VIEW PARKDRAFT WELL #1 WL NC 6153716 PRINCE WILLIAM A. HAZEL INC. WELL#1(DESIGNATED AS WELL #2) 8/29/2002 WL NTNC

Page 96 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6153925 PRINCE WOODBINE BAPTIST CHRISTIAN SCHOOL WELL#1 High 8/29/2002 WL NTNC 6153260 PRINCE WOODBRIDGE MHP LLC WELL #1 High 8/27/2002 WL C 6153260 PRINCE WOODBRIDGE MHP LLC WELL #3 High 8/27/2002 WL C 1155050 PULASKI BELLAVISTA ESTATES WELL NO 1 High 4/24/2002 WL C 1155056 PULASKI BOWLES LODGE WELL High WL NC 1155082 PULASKI CAMP OTTARI DRILLED WELL Moderate 7/12/2002 WL NC 1155090 PULASKI CAMP POWATAN WELL High 7/12/2002 WL NC 1155121 PULASKI COVEY'S FAMILY CAMPGROUND NO. 1 DRILLED WELL High 7/12/2002 WL NC 1155129 PULASKI COVEY'S FAMILY CAMPGROUND NO. 2 WELL High 7/12/2002 WL NC 1155722 PULASKI DEHAVEN PARK DEEP WELL High 6/5/2003 WL NC 1155152 PULASKI DULANEY TRAILER PARK SPRING High 4/24/2002 SP C 1155485 PULASKI EAGLEVIEW MOBILE HOME PARK WELL NO. 2 High 4/24/2002 WL C 1155260 PULASKI GATEWOOD CAMPGROUND DRILLED WELLS High 6/4/2002 WL NC 1155261 PULASKI GATEWOOD PICNIC WELL High 6/4/2002 WL NC 1155295 PULASKI HIDDEN VALLEY CAMPING CLUB DRILLED WELL 7/12/2002 WL NC 1155300 PULASKI HOOVER COLOR CORPORATION WELL High 7/12/2002 WL NTNC 1155315 PULASKI IZAAK WALTON LEAGUE WELL WL NC 1155441 PULASKI LAKEVIEW WATERWORKS WELL NO. 1 High 7/12/2002 WL C 1155441 PULASKI LAKEVIEW WATERWORKS WELL NO. 2 High 7/12/2002 WL C 1155446 PULASKI LAKEWOOD ESTATES WELL High 4/24/2002 WL C 1155850 PULASKI LEE HIGHWAY COURT WELL High 7/12/2002 WL C 1155081 PULASKI MCGUIRES FAMILY CAMPGROUND DRILLED WELL High 7/12/2002 WL NC 1155630 PULASKI POLYESTER TRAILER PARK WELL NO. 1 High 7/12/2002 WL C 1155630 PULASKI POLYESTER TRAILER PARK WELL NO. 2 High 7/12/2002 WL C 1155641 PULASKI PULASKI COUNTY PSA CLAYTOR LAKE High 7/18/2002 IN C 1155542 PULASKI PULASKI EXPRESS STOP #2 DEEP WELL High 7/12/2002 WL NC 1155635 PULASKI PULASKI, TOWN OF PEAK CREEK High 7/18/2002 IN C 1155645 PULASKI RADFORD ARMY AMMUNITION PLANT - 4330 NEW RIVER High 7/18/2002 IN C 1155700 PULASKI RIVERBEND SUBDIVISION WELL High 4/24/2002 WL C 1155702 PULASKI ROSEBERRY'S CAMPGROUND DEEP WELL High 7/12/2002 WL NC 1155725 PULASKI SNOWVILLE ELEMENTARY SCHOOL WELL High 4/24/2002 WL NTNC 1155771 PULASKI THORN SPRINGS GOLF CLUB WELL NO 1 High 7/12/2002 WL NTNC 1155780 PULASKI TINY TOWN MOBILE HOME PARK WELL NO. 1 High 7/12/2002 WL C 1155780 PULASKI TINY TOWN MOBILE HOME PARK WELL NO. 2 High 7/12/2002 WL C 1155800 PULASKI TYSON HILLS SUBDIVISIONDRAFT WELL High 4/24/2002 WL C 1155910 PULASKI WILLOW TREE CAMPGROUND WELL High WL NC

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1750100 RADFORD RADFORD, CITY OF INTAKE ON NEW RIVER High 7/18/2002 IN C 6157388 RAPPAHANNOC CHILD CARE & LEARNING CENTER WELL High 9/20/2002 WL NTNC 6157386 RAPPAHANNOC FLINT HILL PUBLIC HOUSE DRILLED WELL High 3/3/2003 WL NC 6157225 RAPPAHANNOC FOUR & TWENTY BLACKBIRDS DRILLED WELL High 3/3/2003 WL NC 6157280 RAPPAHANNOC HEARTHSTONE SCHOOL WELL High 11/19/2002 WL NTNC 6157203 RAPPAHANNOC MOUNTAIN CAFE WELL 3/3/2003 WL NC 6157385 RAPPAHANNOC RAPPAHANNOCK ELEM SCHOOL WELL High 9/20/2002 WL NTNC 6157380 RAPPAHANNOC RAPPAHANNOCK HIGH SCHOOL WELL 1 High 9/20/2002 WL NTNC 6157205 RAPPAHANNOC THE BLUE ROCK INN WELL 1 High 3/3/2003 WL NC 6157500 RAPPAHANNOC WAKEFIELD COUNTRY DAY SCHOOL DRILLED WELL High 9/20/2002 WL NTNC 6157400 RAPPAHANNOC WASHINGTON, TOWN OF WELL 1 High 9/20/2002 WL C 6157400 RAPPAHANNOC WASHINGTON, TOWN OF WELL 3 High 9/20/2002 WL C 4760100 RICHMOND CITY RICHMOND, CITY OF RAW WATER INTAKE High 2/12/2002 IN C 4159020 RICHMOND ACCOPATOUGH BEACH CAMPGROUND DRILLED WELL High 10/30/2002 WL NC 4159100 RICHMOND BELL ACRES WELL NO. 1 High 3/14/2002 WL C 4159235 RICHMOND FARNHAM MANOR WELL 1 High 3/14/2002 WL C 4159235 RICHMOND FARNHAM MANOR WELL 2 High 3/14/2002 WL C 4159200 RICHMOND HAYNESVILLE CORRECTIONAL CENTER WELL NO. 1 High 3/14/2002 WL C 4159200 RICHMOND HAYNESVILLE CORRECTIONAL CENTER WELL NO. 2 Low 3/14/2002 WL C 4159200 RICHMOND HAYNESVILLE CORRECTIONAL CENTER WELL NO. 3 Low 3/14/2002 WL C 4159150 RICHMOND HERITAGE PARK RESORT INC WELL High 10/28/2002 WL NC 4159420 RICHMOND LITTLE FLORIDA WELL NO. 1 WL NC 4159500 RICHMOND LUTTRELLVILLE DRILLED WELL NO. 1A Low 3/14/2002 WL C 4159550 RICHMOND MAI-LAN WELL High 10/30/2002 WL NC 4159610 RICHMOND NAYLORS BEACH CAMPGROUND WELL #1 High 10/28/2002 WL NC 4159600 RICHMOND NAYLORS BEACH-RAPPA POINT DRILLED WELL High 3/14/2002 WL NC 4159630 RICHMOND NORTHERN NECK SEAFOOD WELL High 1/27/2003 WL NC 4159700 RICHMOND PLEASANT VIEW ESTATES WELL NO. 1 High 4/5/2002 WL C 4159750 RICHMOND RICHMOND CO INTERMED. SCHOOL DRILLED WELL High 4/8/2002 WL NTNC 4159350 RICHMOND RICHMOND COUNTY COMMUNITY CENTER DRILLED WELL High 10/28/2002 WL NC 4159800 RICHMOND SCHOOLHOUSE MEADOWS DRILLED WELL Low 4/5/2002 WL C 4159900 RICHMOND WARSAW, TOWN OF WELL NO. 1 High 4/8/2002 WL C 4159900 RICHMOND WARSAW, TOWN OF WELL NO. 2 Low 4/8/2002 WL C 4159900 RICHMOND WARSAW, TOWN OF WELL NO. 3 Low 4/8/2002 WL C 4159900 RICHMOND WARSAW, TOWN OFDRAFT WELL NO. 4 Low 4/8/2002 WL C 4159925 RICHMOND WHELAN MARINA NO. 1 DRILLED WELL #1 High 10/28/2002 WL NC

Page 98 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4159927 RICHMOND WHELAN MARINA NO. 2 DRILLED WELL #2 10/28/2002 WL NC 4159926 RICHMOND WHELAN MARINA NO. 3 DRILLED WELL #3 10/28/2002 WL NC 2770650 ROANOKE CITY CARVINS COVE WTP CARVINS COVE High 6/7/2001 IN C 2770650 ROANOKE CITY CARVINS COVE WTP MUSE WELL High 6/7/2001 WL C 2770650 ROANOKE CITY CARVINS COVE WTP WELL 1 High 6/7/2001 WL C 2770650 ROANOKE CITY CARVINS COVE WTP WELL 2 High 6/7/2001 WL C 2770650 ROANOKE CITY CARVINS COVE WTP WELL NO. 4 (LABELLEVUE NO.2) 6/7/2001 WL C 2770650 ROANOKE CITY CARVINS COVE WTP WELL NO. 6 (LABELLEVUE NO. 7) 6/7/2001 WL C 2770650 ROANOKE CITY CARVINS COVE WTP WELL NO. 8 (BOTETOURT EAST NO 2) 6/7/2001 WL C 2770650 ROANOKE CITY CARVINS COVE WTP WELL NO. 9 (BOTETOURT EAST NO 3) 6/7/2001 WL C 2770750 ROANOKE CITY CRYSTAL SPRING HAMPDEN HILLS WELL NO. 1 6/7/2001 WL C 2770750 ROANOKE CITY CRYSTAL SPRING SPRING High 6/7/2001 SP C 2770800 ROANOKE CITY FALLING CREEK WTP FALLING CREEK High 6/7/2001 IN C 2770425 ROANOKE CITY SKATE CENTER OF ROANOKE VALLEY DRILLED WELL High 9/25/2002 WL NC 2161283 ROANOKE 9607 BENT MTN. RD. WELL 9/25/2002 WL NC 2161023 ROANOKE BACK CREEK ELEMENTARY SCHOOL WELL High 7/24/2002 WL NTNC 2161042 ROANOKE BENT MOUNTAIN ELEM SCHOOL WELL 7/24/2002 WL NTNC 2161103 ROANOKE CAMP ROANOKE DRILLED WELL 9/25/2002 WL NC 2161110 ROANOKE CAROLINA VILLAGE CAROLINA VILLAGE WELL 6/5/2002 WL C 2161150 ROANOKE CATAWBA HOSPITAL SPRING - CATAWBA HOSPITAL High 9/3/2002 SP C 2161150 ROANOKE CATAWBA HOSPITAL WELL - CATAWBA HOSPITAL High 9/3/2002 WL C 2161150 ROANOKE CATAWBA HOSPITAL WELL 9 - CATAWBA HOSPITAL High 9/3/2002 WL C 2161155 ROANOKE CAVE SPRING MIDDLE SCHOOL WELL High 7/24/2002 WL NTNC 2161244 ROANOKE DARK HOLLOW - LOWER DRILLED WELL (LOWER) High 11/13/2002 WL NC 2161243 ROANOKE DARK HOLLOW - UPPER DRILLED WELL (UPPER) High 9/25/2002 WL NC 2161250 ROANOKE DELANEY COURT WELL High 7/24/2002 WL C 2161286 ROANOKE EXPLORE PARK WELL NO. 1 (MCKEE'S FORD WELL) High 1/28/2003 WL NC 2161290 ROANOKE FALLING CREEK ESTATES WELL 1 (TWIN MOUNTAIN) High 4/22/2002 WL C 2161290 ROANOKE FALLING CREEK ESTATES WELL 3 (FALLING CREEK A) High 4/22/2002 WL C 2161290 ROANOKE FALLING CREEK ESTATES WELL 4 (TODDSBURY) High 4/22/2002 WL C 2161290 ROANOKE FALLING CREEK ESTATES WELL 5 (FALLING CREEK B) High 4/22/2002 WL C 2161315 ROANOKE GARDEN CITY WELL 1 (NEW WELL) - GARDEN CITY/WEBB 9/18/2002 WL C 2161315 ROANOKE GARDEN CITY WELL 2 (OLD WELL) - GARDEN CITY/WEBB 9/18/2002 WL C 2161335 ROANOKE GLENVAR ELEM. & HIGH SCHOOL WELL High 7/24/2002 WL NTNC 2161348 ROANOKE GREEN HILL PARKDRAFT WELL High 11/13/2002 WL NC 2161364 ROANOKE GREEN VALLEY ELEMENTARY SCHOOL WELL High 7/24/2002 WL NTNC

Page 99 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2161425 ROANOKE HOLLOW CREEK SWIM CLUB WELL High 11/14/2002 WL NC 2161427 ROANOKE HOMEPLACE WELL 11/13/2002 WL NC 2161115 ROANOKE MARTIN CREEK WELL 1 (FOREST EDGE 1) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 10 (CARRIAGE HILLS 3) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 11 (VEST WELL) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 2 (PARKER WELL) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 3 High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 4 High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 5 (FOREST EDGE 5) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 6 (FOREST EDGE 6) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 7 (FOREST EDGE 3) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 8 (CARRIAGE HILLS 12) High 8/30/2002 WL C 2161115 ROANOKE MARTIN CREEK WELL 9 (CARRIAGE HILLS 14) High 8/30/2002 WL C 2161512 ROANOKE MASONS COVE ELEMENTARY SCHOOL WELL High 7/24/2002 WL NTNC 2161557 ROANOKE MOOSE LODGE NO 284 WELL 1 High 11/13/2002 WL NC 2161557 ROANOKE MOOSE LODGE NO 284 WELL 2 High 11/13/2002 WL NC 2161558 ROANOKE MOUNT PLEASANT ELEM. SCHOOL WELL NO. 2 High 7/24/2002 WL NTNC 2161910 ROANOKE MOUNTAIN VIEW MOBILE HOME VILLAGE WELL 1 - MOUNTAIN VIEW MHV High 7/26/2002 WL C 2161910 ROANOKE MOUNTAIN VIEW MOBILE HOME VILLAGE WELL 2 - MOUNTAIN VIEW MHV High 7/26/2002 WL C 2161587 ROANOKE NORTHSIDE HIGH SCHOOL WELL High 7/24/2002 WL NTNC 2161588 ROANOKE NORTHSIDE MIDDLE SCHOOL WELL High 7/24/2002 WL NTNC 2161668 ROANOKE PINE HILL WELL High 7/26/2002 WL C 2161680 ROANOKE PINE TREE VILLAGE WELL 2 - PINE TREE VILLAGE High 7/26/2002 WL C 2161685 ROANOKE PLANET KIDS WELL 1 8/23/2005 WL NTNC 2161550 ROANOKE RISH EQUIPMENT COMPANY WELL High 9/25/2002 WL NTNC 2161598 ROANOKE RISING STAR SPORTS AND ADVENTURE CAMP WELL High 11/13/2002 WL NC 2161725 ROANOKE SKYLINE MOTEL DRILLED WELL High 11/13/2002 WL NC 2161700 ROANOKE SPRING HOLLOW WTF ARLINGTON HILLS 3 WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF CAMPBELL HILLS 2 WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF CRESTHILL WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF FARMINGDALE WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF GRISSO WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF HIDDEN VALLEY 2 WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF HIDDEN VALLEY 9 WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTFDRAFT LINDA LANE WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF LONGRIDGE WELL 1 (OLD WELL 2) 2/11/2003 WL C

Page 100 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2161700 ROANOKE SPRING HOLLOW WTF LONGRIDGE WELL 2 (HOMEWOOD 3) 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF NORTH LAKES 6 WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF PONDEROSA PARK WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF SOUTHWOODS 2 WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF SPRING HOLLOW High 2/11/2003 IN C 2161700 ROANOKE SPRING HOLLOW WTF STARKEY 1A WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF STARKEY 2 WELL 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF STARKEY 3 WELL High 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF SUNCREST HEIGHTS WELL 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF WOODED ACRES WELL 2/11/2003 WL C 2161700 ROANOKE SPRING HOLLOW WTF WYNDALE WELL High 2/11/2003 WL C 2161755 ROANOKE SPRING RUN SWIM CLUB DRILLED WELL High 11/13/2002 WL NC 2161830 ROANOKE VINTON, TOWN OF WELL 1 (WAR MEMORIAL) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 10 (CHESTNUT) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 11 (MELISSA) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 2 (MANSARD) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 3 (BUSH 1) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 4 (BUSH 2) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 5 (BUSH 3) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 6 (STONEBRIDGE) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 7 (ROUTE 24) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 8 (SPRING GROVE) High 4/22/2002 WL C 2161830 ROANOKE VINTON, TOWN OF WELL 9 (CRAIG) High 4/22/2002 WL C 2161861 ROANOKE WINTERWOOD APARTMENTS WELL 1 - WINTERWOOD APARTMENTS High 7/26/2002 WL C 2161861 ROANOKE WINTERWOOD APARTMENTS WELL 2A - WINTERWOOD APARTMENTS High 7/26/2002 WL C 2161085 ROANOKE YE OLDE ENGLISH INN DRILLED WELL High 11/14/2002 WL NC 2161665 ROANOKE YELLOW MOUNTAIN VILLAGE WELL 1 - YELLOW MOUNTAIN VILLAGE High 7/26/2002 WL C 2161665 ROANOKE YELLOW MOUNTAIN VILLAGE WELL 2 - YELLOW MOUNTAIN VILLAGE High 7/26/2002 WL C 2161665 ROANOKE YELLOW MOUNTAIN VILLAGE WELL 3 - YELLOW MOUNTAIN VILLAGE High 7/26/2002 WL C 2161665 ROANOKE YELLOW MOUNTAIN VILLAGE WELL 4 - YELLOW MOUNTAIN VILLAGE High 7/26/2002 WL C 2163075 ROCKBRIDGE BROWNSBURG WATER COMPANY WELL #1 High 7/24/2002 WL C 2163075 ROCKBRIDGE BROWNSBURG WATER COMPANY WELL #2 High 7/24/2002 WL C 2163075 ROCKBRIDGE BROWNSBURG WATER COMPANY WELL #3 High 7/24/2002 WL C 2163884 ROCKBRIDGE BUDGET INN-NATURAL BRIDGE WELL High 1/10/2003 WL NC 2163310 ROCKBRIDGE CAMPGROUND AT NATURAL BRIDGE, THEDRAFT DRILLED WELL High 12/19/2002 WL NC 2163142 ROCKBRIDGE CAVE MOUNTAIN LAKE(USFS) CAVE MTN. WELL High 11/12/2002 WL NC

Page 101 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2163180 ROCKBRIDGE EFFINGER ELEMENTARY SCHOOL WELL #2 High 7/16/2002 WL NTNC 2163292 ROCKBRIDGE FANCY HILL RESTAURANT DRILLED WELL High 11/12/2002 WL NC 2163225 ROCKBRIDGE GLASGOW, TOWN OF WELL 2 High 7/10/2001 WL C 2163225 ROCKBRIDGE GLASGOW, TOWN OF WELL 3 High 7/10/2001 WL C 2163225 ROCKBRIDGE GLASGOW, TOWN OF WELL 4 High 7/10/2001 WL C 2163250 ROCKBRIDGE GOSHEN, TOWN OF GOSHEN SPRING High 4/22/2002 SP C 2163315 ROCKBRIDGE JAMES RIVER VISITOR CENTER WELL - JAMES RIVER VISITORS CENTER High 11/13/2002 WL NC 2163350 ROCKBRIDGE JOHNSON'S MOBILE HOME PARK JOHNSON'S WELL High 7/24/2002 WL C 2163360 ROCKBRIDGE LAKE ROBERTSON DRILLED WELL Moderate 12/20/2002 WL NC 2163300 ROCKBRIDGE LEES CARPETS-MOHAWK INDUSTRIES WELL 2 High 7/10/2001 WL NTNC 2163400 ROCKBRIDGE LONG HOLLOW WATER DEVELOPMENT CO. LHWDC WELL 1 High 7/24/2002 WL C 2163400 ROCKBRIDGE LONG HOLLOW WATER DEVELOPMENT CO. LHWDC WELL 2 High 7/24/2002 WL C 2163380 ROCKBRIDGE LONG'S CAMPGROUND WELL NO. 1 High 12/19/2002 WL NC 2163550 ROCKBRIDGE MAURY SERVICE AUTHORITY MAURY RIVER High 5/24/2002 IN C 2163560 ROCKBRIDGE MOUNTAIN VIEW ELEM SCHOOL MTN VIEW WELL High 7/22/2002 WL NTNC 2163650 ROCKBRIDGE N. LEXINGTON-FAIRFIELD-RAPHINE [RCPSA] WELL 2 WL C 2163650 ROCKBRIDGE N. LEXINGTON-FAIRFIELD-RAPHINE [RCPSA] WELL 3 WL C 2163600 ROCKBRIDGE NATURAL BRIDGE JUVENILE CORRECTIONAL NBJC WELL High 7/22/2002 WL C 2163353 ROCKBRIDGE NATURAL BRIDGE KOA WELL NO. 1 High 11/12/2002 WL NC 2163615 ROCKBRIDGE NATURAL BRIDGE OF VIRGINIA GATEHOUSE WELL High 7/22/2002 WL NTNC 2163615 ROCKBRIDGE NATURAL BRIDGE OF VIRGINIA NEW WALLACE HOLLOW WELL 7/22/2002 WL NTNC 2163625 ROCKBRIDGE NATURAL BRIDGE STATION / ARNOLDS ARNOLDS VALLEY WELL 7/22/2002 WL C 2163625 ROCKBRIDGE NATURAL BRIDGE STATION / ARNOLDS NATURAL BRIDGE STATION WELL High 7/22/2002 WL C 2163657 ROCKBRIDGE OTTER CREEK RECREATION AREA WELL 2 - OTTER CREEK RECREATION High 11/13/2002 WL NC 2163885 ROCKBRIDGE PINK CADILLAC RESTAURANT, THE WELL NO. 1 High 11/12/2002 WL NC 2163660 ROCKBRIDGE POPLAR HILL EXXON DRILLED WELL High 11/12/2002 WL NC 2163185 ROCKBRIDGE RELAX INN DRILLED WELL High 1/10/2003 WL NC 2163825 ROCKBRIDGE SHADY GROVE MOBILE HOME PARK WELL High 7/22/2002 WL C 2163852 ROCKBRIDGE SUGAR TREE INN DRILLED WELL High 11/12/2002 WL NC 2163258 ROCKBRIDGE THE MANOR OF NATURAL BRIDGE MANOR WELL High 7/24/2002 WL C 2163900 ROCKBRIDGE WHETSTONE RIDGE WELL - WHETSTONE RIDGE High 11/13/2002 WL NC 2163897 ROCKBRIDGE YOUNG LIFE CAMP WELL #1 High 7/22/2002 WL NTNC 2163897 ROCKBRIDGE YOUNG LIFE CAMP WELL #2 High 7/22/2002 WL NTNC 2165030 ROCKINGHAM BLACK ROCK MOBILE HOME PARK WELL #1 High 7/22/2002 WL C 2165030 ROCKINGHAM BLACK ROCK MOBILE HOME PARKDRAFT WELL #2 High 7/22/2002 WL C 2165033 ROCKINGHAM BLUE STONE INN WELL NO. 1 High 11/5/2002 WL NC

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2165090 ROCKINGHAM BOWMAN FRUIT SALES WELL NO. 1 (MECHANICSVILLE) WL NTNC 2165090 ROCKINGHAM BOWMAN FRUIT SALES WELL NO. 2 (KNUPP WELL) WL NTNC 2165767 ROCKINGHAM BOWMAN ORCHARDS - VETTERS CAMP WELL High 12/18/2002 WL NC 2165095 ROCKINGHAM BOWMAN ORCHARDS-MASON CAMP DRILLED WELL High 11/6/2002 WL NC 2165041 ROCKINGHAM BRETHREN WOODS CAMP & RETREAT DRILLED WELL #2 High 12/3/2002 WL NC 2165045 ROCKINGHAM BRIDGEWATER, TOWN OF NORTH RIVER High 3/27/2002 IN C 2165045 ROCKINGHAM BRIDGEWATER, TOWN OF SCHOFIELD WELL High 3/27/2002 WL C 2165060 ROCKINGHAM BROADWAY, TOWN OF LINVILLE CREEK High 4/11/2002 IN C 2165060 ROCKINGHAM BROADWAY, TOWN OF NORTH FORK OF SHENANDOAH RIVER High 4/11/2002 IN C 2165111 ROCKINGHAM CAMP HORIZONS WELL High 11/6/2002 WL NC 2165114 ROCKINGHAM CAMP OVERLOOK SUMMER CAMP DRILLED WELL High 11/6/2002 WL NC 2165155 ROCKINGHAM COORS BREWING COMPANY STONEWALL #4 High 9/3/2002 WL NTNC 2165155 ROCKINGHAM COORS BREWING COMPANY STONEWALL #5 High 9/3/2002 WL NTNC 2165155 ROCKINGHAM COORS BREWING COMPANY STONEWALL #6 High 9/3/2002 WL NTNC 2165210 ROCKINGHAM DAYTON, TOWN OF SILVER LAKE High 4/11/2002 IN C 2165210 ROCKINGHAM DAYTON, TOWN OF WELL 1 High 4/11/2002 WL C 2165210 ROCKINGHAM DAYTON, TOWN OF WELL 2 High 4/11/2002 WL C 2165240 ROCKINGHAM EASTSIDE TRAILER COURT WELL High 7/22/2002 WL C 2165260 ROCKINGHAM EDGEWOOD ELEMENTARY SCHOOL WELL NO.2 High 9/3/2002 WL NTNC 2165270 ROCKINGHAM ELKTON, TOWN OF ELKTON SPRING High 7/22/2002 SP C 2165270 ROCKINGHAM ELKTON, TOWN OF ELKTON WELL High 7/22/2002 WL C 2165280 ROCKINGHAM ENDLESS CAVERNS LOWER SPRING High 11/6/2002 SP NC 2165280 ROCKINGHAM ENDLESS CAVERNS UPPER SPRING High 11/6/2002 SP NC 2165285 ROCKINGHAM FERGUSON MOBILE HOME COURT WELL 2 High 7/22/2002 WL C 2165285 ROCKINGHAM FERGUSON MOBILE HOME COURT WELL NO 1 High 7/22/2002 WL C 2165285 ROCKINGHAM FERGUSON MOBILE HOME COURT WELL NO. 3 7/22/2002 WL C 2165300 ROCKINGHAM FOOD PROCESSORS WATER COOPERATIVE, NORTH FORK SHENANDOAH RIVER High 3/26/2002 IN NTNC 2165305 ROCKINGHAM FULKS RUN ELEMENTARY SCHOOL WELL High 9/3/2002 WL NTNC 2165322 ROCKINGHAM GREEN VALLEY AUCTIONS WELL High 11/6/2002 WL NC 2165330 ROCKINGHAM GROTTOES, TOWN OF WELL #1 High 7/16/2002 WL C 2165330 ROCKINGHAM GROTTOES, TOWN OF WELL #2 High 7/16/2002 WL C 2165165 ROCKINGHAM HARRISONBURG MEN'S DIVERSION CENTER WELL #1 High 7/22/2002 WL C 2165165 ROCKINGHAM HARRISONBURG MEN'S DIVERSION CENTER WELL #2 High 7/22/2002 WL C 2165360 ROCKINGHAM HARRISONBURG MOBILE HOME PARK WELL High 7/16/2002 WL C 2165521 ROCKINGHAM HARRISONBURG-NEW MARKET KOADRAFT DRILLED WELL High 12/18/2002 WL NC 2165379 ROCKINGHAM HIGHLAND RETREAT DRILLED WELL High 12/18/2002 WL NC

Page 103 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2165379 ROCKINGHAM HIGHLAND RETREAT WELL 2 High 12/18/2002 WL NC 2165379 ROCKINGHAM HIGHLAND RETREAT WELL 3 High 12/18/2002 WL NC 2165379 ROCKINGHAM HIGHLAND RETREAT WELL 4 High 12/18/2002 WL NC 2165410 ROCKINGHAM LACEY SPRING ELEMENTARY SCHOOL WELL High 9/3/2002 WL NTNC 2165450 ROCKINGHAM LEISURE LIVING ESTATES WELL #1 High 7/16/2002 WL C 2165450 ROCKINGHAM LEISURE LIVING ESTATES WELL #2 High 7/16/2002 WL C 2165466 ROCKINGHAM LILLY SUBDIVISION SANITARY DIST. - RCPW WELL NO. 4 7/16/2002 WL C 2165425 ROCKINGHAM LINDALE MENNONITE CHURCH WELL NO.1 WL NTNC 2165470 ROCKINGHAM LINVILLE EDOM ELEMENTARY SCHOOL WELL High 9/3/2002 WL NTNC 2165475 ROCKINGHAM LOG CABIN BARBEQUE WELL High 11/5/2002 WL NC 2165495 ROCKINGHAM MADISON RUN TERRACE WELL High 7/16/2002 WL C 2165525 ROCKINGHAM MASSANUTTEN VILLAGE WELL #10 High 7/16/2002 WL C 2165525 ROCKINGHAM MASSANUTTEN VILLAGE WELL #20 High 7/16/2002 WL C 2165530 ROCKINGHAM MAUZY LIBERTY WELL 1 WL NTNC 2165570 ROCKINGHAM MERCK & COMPANY, INC WELL #10 High 9/3/2002 WL NTNC 2165570 ROCKINGHAM MERCK & COMPANY, INC WELL #11 High 9/3/2002 WL NTNC 2165570 ROCKINGHAM MERCK & COMPANY, INC WELL 12 High 9/3/2002 WL NTNC 2165605 ROCKINGHAM MOUNTAIN VIEW ELEMENTARY SCHOOL MARTIN WELL High 9/3/2002 WL NTNC 2165615 ROCKINGHAM NATIONAL COACH ESTATES WELL NO 1 High 7/16/2002 WL C 2165615 ROCKINGHAM NATIONAL COACH ESTATES WELL NO 2 High 7/16/2002 WL C 2165420 ROCKINGHAM OAK TREE MOBILE HOME PARK WELL #1 High 7/16/2002 WL C 2165420 ROCKINGHAM OAK TREE MOBILE HOME PARK WELL #2 High 7/16/2002 WL C 2165635 ROCKINGHAM OAKLANE ELEMENTARY SCHOOL WELL High 9/3/2002 WL NTNC 2165637 ROCKINGHAM OTTOBINE ELEMENTARY SCHOOL WELL High 9/10/2002 WL NTNC 2165647 ROCKINGHAM PACKSADDLE GOLF COURSE WELL NO. 1 WL NC 2165105 ROCKINGHAM SAINT STEPHENS PARK WELL High 7/22/2002 WL C 2165681 ROCKINGHAM SNP-SWIFT RUN GAP SPRING NO. 1 Moderate 9/3/2002 SP NC 2165685 ROCKINGHAM SPRING HILL SCHOOL WELL NO. 1 WL NTNC 2165710 ROCKINGHAM SWIFT RUN CAMPGROUND DRILLED WELL High 11/20/2002 WL NC 2165705 ROCKINGHAM THREE SPRINGS REGIONAL - RCPW WELL #1 High 7/16/2002 WL C 2165705 ROCKINGHAM THREE SPRINGS REGIONAL - RCPW WELL #2 High 7/16/2002 WL C 2165720 ROCKINGHAM TOWN OF TIMBERVILLE SPRING High 6/5/2002 SP C 2165720 ROCKINGHAM TOWN OF TIMBERVILLE WELL #1 High 6/5/2002 WL C 2165720 ROCKINGHAM TOWN OF TIMBERVILLE WELL #2 High 6/5/2002 WL C 1167015 RUSSELL APPALACHIAN DETENTION CENTERDRAFT DRILLED WELL NO. 2 High 4/19/2002 WL C 1167015 RUSSELL APPALACHIAN DETENTION CENTER DRILLED WELL NO.1 High 4/19/2002 WL C

Page 104 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1167052 RUSSELL BELFAST ELEM SCH-RUSSELL CO. SCH. WELL High 5/7/2002 WL NTNC 1167116 RUSSELL CLEVELAND ELEMENTARY SCHOOL WELL # 3 INSIDE High 5/7/2002 WL NTNC 1167116 RUSSELL CLEVELAND ELEMENTARY SCHOOL WELL # 4 OUTSIDE High 5/7/2002 WL NTNC 1167115 RUSSELL CLEVELAND, TOWN OF KISER WELL High 4/19/2002 WL C 1167115 RUSSELL CLEVELAND, TOWN OF TANK HOLLOW FALLS WELL High 4/19/2002 WL C 1167121 RUSSELL COPPER CREEK ELEM DRILLED WELL High 5/7/2002 WL NTNC 1167137 RUSSELL DICKENSONVILLE REST HOMES, INC. WELL 1 High 4/19/2002 WL C 1167137 RUSSELL DICKENSONVILLE REST HOMES, INC. WELL 2 High 4/19/2002 WL C 1167385 RUSSELL E DILLON & CO WELL High 4/19/2002 WL NTNC 1167175 RUSSELL ELK GARDEN ELEM DRILLED WELL High 5/7/2002 WL NTNC 1167250 RUSSELL GREEN VALLEY - RCPSA WELL # 27 A High 5/3/2002 WL C 1167250 RUSSELL GREEN VALLEY - RCPSA WELL # 30-C High 5/3/2002 WL C 1167300 RUSSELL HONAKER, TOWN OF WELL 2 - DAVIS WELL High 4/19/2002 WL C 1167300 RUSSELL HONAKER, TOWN OF WELL 3 - PUTNAM High 4/19/2002 WL C 1167300 RUSSELL HONAKER, TOWN OF WELL 4 - JOE BILL High 4/19/2002 WL C 1167300 RUSSELL HONAKER, TOWN OF WELL 5 - NEW GARDEN High 4/19/2002 WL C 1167450 RUSSELL LAUREL MOUNTAIN MINE WELL High 4/26/2002 WL NTNC 1167455 RUSSELL LEBANON, TOWN OF BIG CEDAR CREEK INTAKE High 2/13/2002 IN C 1167501 RUSSELL MOUNTAIN VIEW RETIREMENT HOME WELL High 2/27/2002 WL C 1167050 RUSSELL RCWSA SP001 SARGENT SPRING 10/9/2002 SP C 1167050 RUSSELL RCWSA SP002 WHITE SPRING 10/9/2002 SP C 1167050 RUSSELL RCWSA SP003 SEVEN SPRINGS 10/9/2002 SP C 1167050 RUSSELL RCWSA SP004 LOWER BANNER MINE DRAINS 52A + 10/9/2002 SP C 1167050 RUSSELL RCWSA WL001 CRYSTAL WELL 10/9/2002 WL C 1167050 RUSSELL RCWSA WL002 SEVEN SPRINGS WELL 1 10/9/2002 WL C 1167050 RUSSELL RCWSA WL003 SEVEN SPRINGS WELL 2 10/9/2002 WL C 1167720 RUSSELL RUSSELL CO VOC WELL High 7/22/2002 WL NTNC 1167718 RUSSELL RUSSELL COUNTY SHOPPING CENTER WELL High 7/15/2002 WL NTNC 1167550 RUSSELL THE OAKS RESTAURANT & MOTEL INC DRILLED WELL High 5/3/2002 WL NC 1167885 RUSSELL WALLACE MANOR WELL #1 High 5/3/2002 WL C 1167885 RUSSELL WALLACE MANOR WELL #2 High 5/3/2002 WL C 1167885 RUSSELL WALLACE MANOR WELL #3 High 5/3/2002 WL C 2775300 SALEM CITY OF SALEM WTP ROANOKE RIVER High 5/24/2002 IN C 2775030 SALEM SPRINGFIELD WATERWORKS SPRINGFIELD WELL Moderate 7/26/2002 WL C 1169011 SCOTT BARK CAMPDRAFT WELL NO 1 High 4/24/2002 WL NC 1169110 SCOTT CLINCHPORT, TOWN OF WELL #1 Low 4/23/2002 WL C

Page 105 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1169110 SCOTT CLINCHPORT, TOWN OF WELL #3 Low 4/23/2002 WL C 1169200 SCOTT DUFFIELD/SCOTT CO PSA INTAKE - NORTH FORK CLINCH RIVER High 3/20/2002 IN C 1169200 SCOTT DUFFIELD/SCOTT CO PSA INTAKE - SPURLOCK BRANCH High 3/20/2002 IN C 1169225 SCOTT DUNGANNON, TOWN OF WELL #1 High 4/23/2002 WL C 1169225 SCOTT DUNGANNON, TOWN OF WELL #2 High 4/23/2002 WL C 1169300 SCOTT ECV/SCOTT CO PSA LYN MAR WELL High 4/23/2002 WL C 1169333 SCOTT FORT BLACKMORE ELEMENTARY SCHOOL DRILLED WELL High 4/23/2002 WL NTNC 1169334 SCOTT FORT BLACKMORE METHODIST CAMP WELL High 6/6/2002 WL NC 1169405 SCOTT GATE CITY, TOWN OF INTAKE - BIG MOCCASIN CREEK High 3/20/2002 IN C 1169475 SCOTT HANGING ROCK WELL #1 High 6/4/2002 WL NC 1169650 SCOTT MOCCASIN GAP/SCOTT CO PSA BIG MOCASSIN CREEK INTAKE High 3/20/2002 IN C 1169700 SCOTT NATURAL TUNNEL STATE PARK WELL #1 High 6/3/2002 WL NC 1169725 SCOTT NICKELSVILLE, TOWN OF WELL # 1 High 4/23/2002 WL C 1169725 SCOTT NICKELSVILLE, TOWN OF WELL #3 High 4/23/2002 WL C 1169725 SCOTT NICKELSVILLE, TOWN OF WELL #4 High 4/23/2002 WL C 1169725 SCOTT NICKELSVILLE, TOWN OF WELL #5 High 4/23/2002 WL C 1169725 SCOTT NICKELSVILLE, TOWN OF WELL #6 High 4/23/2002 WL C 1169800 SCOTT RED HILL SUBDIVISION DRILLED WELL High 4/23/2002 WL C 1169810 SCOTT RED STONE DRIVE IN NEW WELL 6/3/2002 WL NC 1169015 SCOTT RIVER VALLEY CAMPGROUND WELL High 4/24/2002 WL NC 1169828 SCOTT RYE COVE HIGH SCHOOL WELL High 4/23/2002 WL NTNC 1169868 SCOTT SCOTT CO PARK WELL High 6/3/2002 WL NC 1169929 SCOTT TWIN SPRINGS HIGH SCHOOL WELL High 4/23/2002 WL NTNC 2171075 SHENANDOAH BATTLEGROUND TRAILER PARK SPRING NO. 1 High 9/19/2002 SP C 2171175 SHENANDOAH BOWMAN APPLE PRODUCTS CO INC WELL NO. 1 High 12/17/2002 WL NTNC 2171175 SHENANDOAH BOWMAN APPLE PRODUCTS CO INC WELL NO. 2 High 12/17/2002 WL NTNC 2171175 SHENANDOAH BOWMAN APPLE PRODUCTS CO INC WELL NO. 3 High 12/17/2002 WL NTNC 2171175 SHENANDOAH BOWMAN APPLE PRODUCTS CO INC WELL NO. 4 High 12/17/2002 WL NTNC 2171510 SHENANDOAH BUDGET INN WELL High 11/22/2002 WL NC 2171258 SHENANDOAH CAROLINE FURNACE LUTHERAN CAMP DRILLED WELL High 11/22/2002 WL NC 2171264 SHENANDOAH CHERRY HILL MIGRANT LABOR CAMP WELL High 10/8/2002 WL NC 2171268 SHENANDOAH COLUMBIA GAS TRANSMISSION CORP WELL NO. 1 High 11/25/2002 WL NTNC 2171315 SHENANDOAH EDINBURG EXTENDED WELL NO. 1 High 9/26/2002 WL C 2171315 SHENANDOAH EDINBURG EXTENDED WELL NO. 2 High 9/26/2002 WL C 2171807 SHENANDOAH FT VALLEY HORSE & MULE CAMPDRAFT WELL High 11/25/2002 WL NC 2171650 SHENANDOAH GEORGE'S CHICKEN, LLC WELL NO. 1 High 9/26/2002 WL C

Page 106 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2171650 SHENANDOAH GEORGE'S CHICKEN, LLC WELL NO. 2 High 9/26/2002 WL C 2171650 SHENANDOAH GEORGE'S CHICKEN, LLC WELL NO. 3 High 9/26/2002 WL C 2171650 SHENANDOAH GEORGE'S CHICKEN, LLC WELL NO. 4 High 9/26/2002 WL C 2171650 SHENANDOAH GEORGE'S CHICKEN, LLC WELL NO. 5 High 9/26/2002 WL C 2171650 SHENANDOAH GEORGE'S CHICKEN, LLC WELL NO. 6 9/26/2002 WL C 2171252 SHENANDOAH GWNF-CAMP ROOSEVELT WELL NO. 1 High 10/3/2002 WL NC 2171318 SHENANDOAH GWNF-ELIZABETH FURNACE CAMP SPRING NO. 1 High 10/3/2002 SP NC 2171316 SHENANDOAH GWNF-ELIZABETH FURNACE HOST HOST WELL High 10/3/2002 WL NC 2171488 SHENANDOAH GWNF-MASSANUTTEN VISITORS CENTER SPRING NO. 1 Moderate 10/4/2002 SP NC 2171785 SHENANDOAH GWNF-TOMAHAWK POND WELL NO. 1 High 10/3/2002 WL NC 2171350 SHENANDOAH HOLLER SUBDIVISION WELL NO. 1 High 9/26/2002 WL C 2171350 SHENANDOAH HOLLER SUBDIVISION WELL NO. 2 High 9/26/2002 WL C 2171350 SHENANDOAH HOLLER SUBDIVISION WELL NO. 3 High 9/26/2002 WL C 2171360 SHENANDOAH HOLMAN'S CREEK LABOR CAMP WELL High 11/22/2002 WL NC 2171369 SHENANDOAH INN AT NARROW PASSAGE PRIVATE WELL High 11/22/2002 WL NC 2171375 SHENANDOAH JOHNS MANVILLE INTERNATIONAL INC WELL NO. 1 High 12/17/2002 WL NTNC 2171400 SHENANDOAH LAMBERT'S MOBILE VILLA WELL NO. 1 High 9/3/2002 WL C 2171400 SHENANDOAH LAMBERT'S MOBILE VILLA WELL NO. 2 High 9/3/2002 WL C 2171425 SHENANDOAH LEISURE POINT WELL NO. 1 High 9/30/2002 WL NC 2171445 SHENANDOAH LOVE'S TRAVEL PLAZA WELL NO. 1 WL NC 2171475 SHENANDOAH MASSANUTTEN VIEW SUBDIVISION WELL NO. 1 High 9/26/2002 WL C 2171475 SHENANDOAH MASSANUTTEN VIEW SUBDIVISION WELL NO. 2 High 9/26/2002 WL C 2171475 SHENANDOAH MASSANUTTEN VIEW SUBDIVISION WELL NO. 3 High 9/26/2002 WL C 2171580 SHENANDOAH MOUNT CLIFTON ORCHARD MIGRANT LABOR WELL 11/25/2002 WL NC 2171550 SHENANDOAH MOUNTAIN WATERWORKS WELL NO. 1 High 9/30/2002 WL C 2171625 SHENANDOAH NEW MARKET BATTLEFIELD PARK WELL NO. 1 High 11/25/2002 WL NC 2171630 SHENANDOAH ORKNEY SPRINGS CAMPGROUND WELL High 11/25/2002 WL NC 2171683 SHENANDOAH RYAN SUBDIVISION WELL NO. 1 High 9/30/2002 WL C 2171710 SHENANDOAH SHENANDOAH CAVERNS, INC. DRILLED WELL 11/22/2002 WL NC 2171322 SHENANDOAH SHENANDOAH MEADOWS, INC. WELL 11/22/2002 WL NC 2171636 SHENANDOAH SHRINE MONT DRILLED WELL Moderate 10/8/2002 WL NC 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICT WELL P-1 1/4/2002 WL C 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICT WELL P-2 1/4/2002 WL C 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICT WELL P-3 1/4/2002 WL C 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICTDRAFT WELL P-3A 1/4/2002 WL C 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICT WELL P-4 1/4/2002 WL C

Page 107 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICT WELL P-6 1/4/2002 WL C 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICT WELL P-7 (NATIONAL FOREST WELL) 1/4/2002 WL C 2171250 SHENANDOAH STONEY CREEK SANITARY DISTRICT WELL P-8 1/4/2002 WL C 2171760 SHENANDOAH STRASBURG MOOSE LODGE WELL High 11/25/2002 WL NC 2171705 SHENANDOAH THE RIVER'D INN WELL High 10/8/2002 WL NC 2171800 SHENANDOAH TOMS BROOK-MAURERTOWN SANITARY WELL NO. 1 (TOMS BROOK 1) 1/4/2002 WL C 2171800 SHENANDOAH TOMS BROOK-MAURERTOWN SANITARY WELL NO. 3 (TOMS BROOK 2) 1/4/2002 WL C 2171300 SHENANDOAH TOWN OF EDINBURG WELL NO. 1 High 1/4/2002 WL C 2171300 SHENANDOAH TOWN OF EDINBURG WELL NO. 2 High 1/4/2002 WL C 2171575 SHENANDOAH TOWN OF MOUNT JACKSON ASHBY LEE WELL 1/4/2002 WL C 2171575 SHENANDOAH TOWN OF MOUNT JACKSON WELL NO. 2A 1/4/2002 WL C 2171575 SHENANDOAH TOWN OF MOUNT JACKSON WELL NO. 3 1/4/2002 WL C 2171575 SHENANDOAH TOWN OF MOUNT JACKSON WELL NO. 4 1/4/2002 WL C 2171600 SHENANDOAH TOWN OF NEW MARKET SHENANDOAH VALLEY ACAD. WELL 1/4/2002 WL C 2171600 SHENANDOAH TOWN OF NEW MARKET WELL NO. 1 1/4/2002 WL C 2171600 SHENANDOAH TOWN OF NEW MARKET WELL NO. 2 1/4/2002 WL C 2171600 SHENANDOAH TOWN OF NEW MARKET WELL NO. 4 1/4/2002 WL C 2171600 SHENANDOAH TOWN OF NEW MARKET WELL NO. 6 1/4/2002 WL C 2171600 SHENANDOAH TOWN OF NEW MARKET WELL NO. 8 High 1/4/2002 WL C 2171750 SHENANDOAH TOWN OF STRASBURG NORTH FORK SHENANDOAH RIVER High 9/4/2002 IN C 2171850 SHENANDOAH TOWN OF WOODSTOCK NORTH FORK SHENANDOAH RIVER High 9/4/2002 IN C 2171806 SHENANDOAH TRI-STATE CHRISTIAN SERVICE CAMP DRILLED WELL High 11/25/2002 WL NC 2171815 SHENANDOAH VALLEY BAPTIST CHRISTIAN SCHOOL WELL NO. 1 High 9/3/2002 WL NTNC 2171814 SHENANDOAH VALLEY LUNCH RESTAURANT PRIVATE WELL High 11/25/2002 WL NC 2171813 SHENANDOAH VALLEY VIEW MOTEL WELL High 11/25/2002 WL NC 2171817 SHENANDOAH VALLEY VIEW SUBDIVISION WELL NO. 1 High 9/30/2002 WL C 2171817 SHENANDOAH VALLEY VIEW SUBDIVISION WELL NO. 2 High 9/30/2002 WL C 2171820 SHENANDOAH VDOT-EDINBURG RESIDENCY WELL NO. 1 High 11/25/2002 WL NC 2171070 SHENANDOAH WILCO TRAVEL PLAZA #705 WELL NO. 1 High 12/17/2002 WL NC 1173011 SMYTH A R E CAMP TES WELL High 5/17/2002 WL NC 1173070 SMYTH BRUSHY MOUNTAIN ADM SC WELL High 5/17/2002 WL NC 1173250 SMYTH GRINDSTONE RECREATION AREA WELL High 3/6/2002 WL NC 1173790 SMYTH HIGH COUNTRY CONVENIENCE STORE WELL High 7/19/2002 WL NC 1173265 SMYTH HIGH COUNTRY HORSE CAMP WELL High 5/17/2002 WL NC 1173280 SMYTH HURRICANE RECREATION AREADRAFT WELL High 3/6/2002 WL NC 1173300 SMYTH HUTTON BRANCH DIX WELL High 8/12/2003 WL C

Page 108 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1173271 SMYTH KONNAROCK COMMUNITY CENTER WELL High 5/17/2002 WL NC 1173481 SMYTH MARION, TOWN OF MIDDLE FORK HOLSTON RIVER High 2/20/2002 IN C 1173481 SMYTH MARION, TOWN OF TOWN SPRING - NO. 1 High 2/20/2002 SP C 1173481 SMYTH MARION, TOWN OF TOWN SPRING - NO. 3 High 2/20/2002 SP C 1173481 SMYTH MARION, TOWN OF TOWN SPRING - NO. 4 High 2/20/2002 SP C 1173481 SMYTH MARION, TOWN OF TOWN SPRING - NO. 5 High 2/20/2002 SP C 1173550 SMYTH RACOON BRANCH WELL High 3/6/2002 WL NC 1173742 SMYTH RYE VALLEY WATER AUTHORITY SPRING NO. 1 High 3/6/2002 SP C 1173742 SMYTH RYE VALLEY WATER AUTHORITY SPRING NO. 2 High 3/6/2002 SP C 1173742 SMYTH RYE VALLEY WATER AUTHORITY SPRING NO. 4 High 3/6/2002 SP C 1173723 SMYTH SALTVILLE, TOWN OF CARDWELL TOWN High 3/6/2002 WL C 1173723 SMYTH SALTVILLE, TOWN OF WELL NO. 10 High 3/6/2002 WL C 1173723 SMYTH SALTVILLE, TOWN OF WELL NO. 11 3/6/2002 WL C 1173770 SMYTH THOMAS BRIDGE WATER CORP SOUTH FORK HOLSTON RIVER High 3/6/2002 IN C 1173770 SMYTH THOMAS BRIDGE WATER CORP TAYLOR SPRING High 3/6/2002 SP C 1173783 SMYTH WALKER CREEK SHANNON GAP WELL High 3/6/2002 WL C 1173783 SMYTH WALKER CREEK WALKER CREEK WELL High 3/6/2002 WL C 1173785 SMYTH WATSONS GAP WATER SYSTEM WELL High 3/6/2002 WL C 3175850 SOUTHAMPTON 460 CAFE WELL WL NC 3175007 SOUTHAMPTON AGRI-BUSINESS INDUSTRIAL PARK AGB-1-INSIDE High 7/18/2002 WL NTNC 3175007 SOUTHAMPTON AGRI-BUSINESS INDUSTRIAL PARK AGB-2-OUTSIDE High 7/18/2002 WL NTNC 3175010 SOUTHAMPTON AGRI-CIVIC CENTER DRILLED WELL 9/10/2002 WL NC 3175100 SOUTHAMPTON BOYKINS-BRANCHVILLE SYSTEM WELL NO. 1 (BOYKINS) 7/15/2002 WL C 3175100 SOUTHAMPTON BOYKINS-BRANCHVILLE SYSTEM WELL NO. 2 (BOYKINS) 7/15/2002 WL C 3175100 SOUTHAMPTON BOYKINS-BRANCHVILLE SYSTEM WELL NO. 3 (BRANCHVILLE) 7/15/2002 WL C 3175100 SOUTHAMPTON BOYKINS-BRANCHVILLE SYSTEM WELL NO. 4 (BRANCHVILLE) 7/15/2002 WL C 3175280 SOUTHAMPTON CAMP DARDEN-COLONIAL GIRL SCOUT DRILLED WELL NO. 1 High 2/19/2003 WL NC 3175280 SOUTHAMPTON CAMP DARDEN-COLONIAL GIRL SCOUT DRILLED WELL NO. 2 High 2/19/2003 WL NC 3175155 SOUTHAMPTON CAPRON ELEMENTARY SCHOOL WELL High 7/12/2002 WL NTNC 3175170 SOUTHAMPTON CAPRON, TOWN OF DRILLED WELL NO. 1 High 5/29/2002 WL C 3175170 SOUTHAMPTON CAPRON, TOWN OF DRILLED WELL NO. 2 High 5/29/2002 WL C 3175755 SOUTHAMPTON COURTLAND MOTEL WELL High 9/13/2002 WL NC 3175282 SOUTHAMPTON DARDEN'S MILL ESTATES WELL NO. 1 (INSIDE) High 5/30/2002 WL C 3175282 SOUTHAMPTON DARDEN'S MILL ESTATES WELL NO. 2 (OUTSIDE) High 5/30/2002 WL C 3175300 SOUTHAMPTON DREWRYVILLEDRAFT DRILLED WELL High 7/12/2002 WL C 3175340 SOUTHAMPTON EDGEHILL DRILLED WELL NO. 1 Low 5/30/2002 WL C

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3175340 SOUTHAMPTON EDGEHILL DRILLED WELL NO. 2 Low 5/30/2002 WL C 3175800 SOUTHAMPTON FIELDCREST MANUFACTURED HOME COMM DRILLED WELL High 7/12/2002 WL C 3175840 SOUTHAMPTON FOR PETE'S SAKE WELL High 9/12/2002 WL NC 3175380 SOUTHAMPTON HERCULES INC DRILLED WELL High 10/4/2002 WL NTNC 3175810 SOUTHAMPTON JAN'S COUNTRY COOKING & CATERING DRILLED WELL High 2/20/2003 WL NC 3175460 SOUTHAMPTON KINGSDALE ARTIS DRILLED WELL High 6/6/2002 WL C 3175461 SOUTHAMPTON KINGSDALE MOSELEY DRILLED WELL High 5/16/2002 WL C 3175275 SOUTHAMPTON MID ATLANTIC DAIRY QUEEN OF VA DRILLED WELL High 9/12/2002 WL NC 3175515 SOUTHAMPTON NOTTOWAY ELEMENTARY SCHOOL DRILLED WELL Low 8/13/2002 WL NTNC 3175520 SOUTHAMPTON NOTTOWAY GARDENS DRILLED WELL Low 7/10/2002 WL C 3175530 SOUTHAMPTON NOTTOWAY SHORES WELL NO. 1 Low 7/12/2002 WL C 3175270 SOUTHAMPTON PINOS PIZZA RESTAURANT WELL High 2/20/2003 WL NC 3175650 SOUTHAMPTON SCOTTSWOOD WELL NO. 2 - OLD WELL High 7/17/2002 WL C 3175650 SOUTHAMPTON SCOTTSWOOD WELL NO. 3 - NEAR TANK High 7/17/2002 WL C 3175650 SOUTHAMPTON SCOTTSWOOD WELL NO. 4 - NEW WELL (STREET SIDE) High 7/17/2002 WL C 3175690 SOUTHAMPTON SEDLEY DRILLED WELL NO. 1 Low 7/18/2002 WL C 3175690 SOUTHAMPTON SEDLEY DRILLED WELL NO. 3 (NEAR OLD WELL NO. Low 7/18/2002 WL C 3175710 SOUTHAMPTON SILVERLEAF CORP WELL NO. 1 High 7/11/2002 WL C 3175710 SOUTHAMPTON SILVERLEAF CORP WELL NO. 2 High 7/11/2002 WL C 3175730 SOUTHAMPTON SOUTHAMPTON CORR COMPLEX DRILLED WELL NO. 6 Low 7/17/2002 WL C 3175730 SOUTHAMPTON SOUTHAMPTON CORR COMPLEX DRILLED WELL NO. 7 High 7/17/2002 WL C 3175730 SOUTHAMPTON SOUTHAMPTON CORR COMPLEX DRILLED WELL NO. 8 High 7/17/2002 WL C 3175200 SOUTHAMPTON SOUTHAMPTON COUNTY OFFICE BUILDING DRILLED WELL High 5/30/2002 WL NTNC 3175740 SOUTHAMPTON SOUTHAMPTON HIGH SCHOOL WELL High 7/17/2002 WL NTNC 3175600 SOUTHAMPTON SOUTHAMPTON JAIL FARM DRILLED WELL Low 7/17/2002 WL C 3175750 SOUTHAMPTON SOUTHAMPTON MEADOWS WELL NO. 1 (PHILLIP STREET) High 7/17/2002 WL C 3175750 SOUTHAMPTON SOUTHAMPTON MEADOWS WELL NO. 2 (DARDEN STREET) Low 7/17/2002 WL C 3175370 SOUTHAMPTON SOUTHAMPTON POWER STATION WELL NO. 1 High 10/4/2002 WL NTNC 3175220 SOUTHAMPTON TOWN OF COURTLAND DRILLED WELL NO. 1 - PINE STREET INSIDE 7/17/2002 WL C 3175220 SOUTHAMPTON TOWN OF COURTLAND DRILLED WELL NO. 2 - PINE STREET 7/17/2002 WL C 3175220 SOUTHAMPTON TOWN OF COURTLAND DRILLED WELL NO. 3 - NOTTOWAY DRIVE 7/17/2002 WL C 3175400 SOUTHAMPTON TOWN OF IVOR DRILLED WELL NO. 2 (BABB STREET - High 6/6/2002 WL C 3175400 SOUTHAMPTON TOWN OF IVOR DRILLED WELL NO. 3 (BABB STREET - Low 6/6/2002 WL C 3175400 SOUTHAMPTON TOWN OF IVOR DRILLED WELL NO. 4 (MAIN STREET) Low 6/6/2002 WL C 3175500 SOUTHAMPTON TOWN OF NEWSOMSDRAFT DRILLED WELL NO. 1 5/20/2002 WL C 3175500 SOUTHAMPTON TOWN OF NEWSOMS DRILLED WELL NO. 2 5/20/2002 WL C

Page 110 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3175858 SOUTHAMPTON VALLEY PROTEINS, INC. DRILLED WELL High 7/17/2002 WL NTNC 3175860 SOUTHAMPTON WHITE TAIL PARK WELL Low 7/12/2002 WL C 6177377 SPOTSYLVANIA 208 VARIETY STORE WELL High 2/11/2003 WL NC 6177035 SPOTSYLVANIA BERKELEY SCHOOL DRILLED WELL High 10/9/2002 WL NTNC 6177100 SPOTSYLVANIA GENERAL PRODUCTS DRILLED WELL 2 High 10/9/2002 WL NTNC 6177105 SPOTSYLVANIA GLENWOOD MOBILE HOME PARK BORED WELL 1 High 10/8/2002 WL C 6177105 SPOTSYLVANIA GLENWOOD MOBILE HOME PARK BORED WELL 2 High 10/8/2002 WL C 6177105 SPOTSYLVANIA GLENWOOD MOBILE HOME PARK BORED WELL 3 High 10/8/2002 WL C 6177105 SPOTSYLVANIA GLENWOOD MOBILE HOME PARK DRILLED WELL 4 High 10/8/2002 WL C 6177175 SPOTSYLVANIA HAZELWILD FARM EDUCATIONAL DRILLED WELL High 10/8/2002 WL NTNC 6177180 SPOTSYLVANIA HIGH-POINT MARINA WELL High 3/5/2003 WL NC 6177200 SPOTSYLVANIA INDIAN ACRES WELL 2 High 10/9/2002 WL NTNC 6177200 SPOTSYLVANIA INDIAN ACRES WELL 3 High 10/9/2002 WL NTNC 6177200 SPOTSYLVANIA INDIAN ACRES WELL 5 High 10/9/2002 WL NTNC 6177200 SPOTSYLVANIA INDIAN ACRES WELL 6 High 10/9/2002 WL NTNC 6177200 SPOTSYLVANIA INDIAN ACRES WELL 8 High 10/9/2002 WL NTNC 6177220 SPOTSYLVANIA J J WRIGHT ELEMENTARY SCHOOL WELL 1, BEHIND SCHOOL High 10/9/2002 WL NTNC 6177220 SPOTSYLVANIA J J WRIGHT ELEMENTARY SCHOOL WELL 2 IN FRONT OF SCHOOL High 10/9/2002 WL NTNC 6177230 SPOTSYLVANIA KOA CAMPGROUND-FREDERICKSBURG WELL #1 High 4/17/2003 WL NC 6177230 SPOTSYLVANIA KOA CAMPGROUND-FREDERICKSBURG WELL #2 High 4/17/2003 WL NC 6177012 SPOTSYLVANIA LAKE ANNA LODGE DRILLED WELL 3/5/2003 WL NC 6177240 SPOTSYLVANIA LAKE ANNA STATE PARK WELL High 10/8/2002 WL NC 6177251 SPOTSYLVANIA LAKE WILDERNESS, SEC. 1-11 WELL 1 (NEAR CLUBHOUSE) High 10/8/2002 WL C 6177251 SPOTSYLVANIA LAKE WILDERNESS, SEC. 1-11 WELL 2, LEE LAKE DRIVE High 10/8/2002 WL C 6177251 SPOTSYLVANIA LAKE WILDERNESS, SEC. 1-11 WELL 4 High 10/8/2002 WL C 6177251 SPOTSYLVANIA LAKE WILDERNESS, SEC. 1-11 WELL 5 High 10/8/2002 WL C 6177252 SPOTSYLVANIA LAKE WILDERNESS, SEC.12-16 WELL 6 High 10/8/2002 WL C 6177252 SPOTSYLVANIA LAKE WILDERNESS, SEC.12-16 WELL 7, PLATOON STREET High 10/8/2002 WL C 6177252 SPOTSYLVANIA LAKE WILDERNESS, SEC.12-16 WELL 8 High 10/8/2002 WL C 6177272 SPOTSYLVANIA LAUREL HILL FUNERAL HOME WELL 1 WL NC 6177265 SPOTSYLVANIA LIVINGSTON SCHOOL DRILLED WELL High 10/9/2002 WL NTNC 6177265 SPOTSYLVANIA LIVINGSTON SCHOOL WELL 2 High 10/9/2002 WL NTNC 6177266 SPOTSYLVANIA MARRS TRAILER PARK DRILLED WELL WL C 6177280 SPOTSYLVANIA MOTTS RUN ALTERNATE INTAKE High 6/12/2002 IN C 6177280 SPOTSYLVANIA MOTTS RUNDRAFT RAPPAHANNOCK RIVER INTAKE High 6/12/2002 IN C 6177044 SPOTSYLVANIA NATIONAL PARK SERVICE- DRILLED WELL High 10/9/2002 WL NC

Page 111 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 6177283 SPOTSYLVANIA NEW LIFE FOR YOUTH DRILLED WELL WL NTNC 6177300 SPOTSYLVANIA NI RIVER WTP RESERVOIR INTAKE High 6/12/2002 IN C 6177005 SPOTSYLVANIA SHAFFER'S COVE CONDOS DRILLED WELL WL NC 6177405 SPOTSYLVANIA SPOTSYLVANIA COUNTY HIGH SCHOOL DRILLED WELL High 10/9/2002 WL NTNC 6177384 SPOTSYLVANIA ST. PATRICK CHURCH DRILLED WELL High 10/8/2002 WL NTNC 6177450 SPOTSYLVANIA WILDERNESS CAMPING RESORTS WELL 1 (LOCATED IN GLEN 2) High 10/8/2002 WL NTNC 6177450 SPOTSYLVANIA WILDERNESS CAMPING RESORTS WELL 2 AT GLEN 6 High 10/8/2002 WL NTNC 6177450 SPOTSYLVANIA WILDERNESS CAMPING RESORTS WELL 3, POOL AREA High 10/8/2002 WL NTNC 6177450 SPOTSYLVANIA WILDERNESS CAMPING RESORTS WELL 4, MAINT AREA High 10/8/2002 WL NTNC 6177450 SPOTSYLVANIA WILDERNESS CAMPING RESORTS WELL 5,GLEN 7 High 10/8/2002 WL NTNC 6179775 STAFFORD ABEL LAKE WTP ABEL LAKE High 5/24/2002 IN C 6179750 STAFFORD ANNES MHP DRILLED WELL High 8/20/2002 WL C 6179120 STAFFORD ARROWHEAD GIRL SCOUT CAMP DRILLED WELL High 2/25/2003 WL NC 6179175 STAFFORD BROOKE NURSING CENTER DRILLED WELL High 8/20/2002 WL C 6179185 STAFFORD COLES TRIP GIRL SCOUT CAMP DRILLED WELL High 2/25/2003 WL NC 6179210 STAFFORD CURTIS PARK POOL WELL 2 High 2/25/2003 WL NC 6179250 STAFFORD DUFF MCDUFF GREEN MEMORIAL PARK DRILLED WELL High 2/25/2003 WL NC 6179280 STAFFORD GAUNTLET GOLF COURSE WELL WL NC 6179350 STAFFORD HARTWOOD ELEMENTARY SCHOOL DRILLED WELL High 8/20/2002 WL NTNC 6179500 STAFFORD HIDDEN LANE MHP DRILLED WELL High 8/20/2002 WL C 6179450 STAFFORD MARIAN MANOR DRILLED WELL High 8/20/2002 WL C 6179670 STAFFORD RED APPLE SCHOOL DRILLED WELL High 2/25/2003 WL NTNC 6179680 STAFFORD RICHLAND BAPTIST CHURCH WELL 1 High 4/21/2003 WL NTNC 6179780 STAFFORD ROMA CAFE RESTAURANT DRILLED WELL High 2/25/2003 WL NC 6179100 STAFFORD SMITH LAKE AQUIA CREEK High 5/24/2002 IN C 6179777 STAFFORD SPRING LAKE MOTEL DRILLED WELL High 2/23/2003 WL NC 6179940 STAFFORD WILLOWMERE PARK DRILLED WELL High 2/25/2003 WL NC 2790600 STAUNTON STAUNTON, CITY OF GARDNER SPRING High 4/11/2002 SP C 2790600 STAUNTON STAUNTON, CITY OF MIDDLE RIVER High 4/11/2002 IN C 2790600 STAUNTON STAUNTON, CITY OF NORTH RIVER DAM High 4/11/2002 IN C 3800080 SUFFOLK BYRDTOWN SUBDIVISION DRILLED WELL NO. 2 High 7/12/2002 WL C 3800150 SUFFOLK DAVIS LAKES & CAMPGROUND DEEP WELL High 9/5/2002 WL NC 3800190 SUFFOLK DAYLE ACRES DRILLED WELL High 7/17/2002 WL C 3800210 SUFFOLK ECLIPSE WATER ASSOCIATION DRILLED WELL High 7/12/2002 WL C 3800200 SUFFOLK ECLIPSE WATER SYSTEMDRAFT DRILLED WELL High 7/12/2002 WL C 3800260 SUFFOLK GREEN PINES APARTMENTS EAST WELL High 9/9/2002 WL NC

Page 112 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3800048 SUFFOLK HARBOUR SIDE MARINA & RESTAURANT WELL High 9/9/2002 WL NC 3800290 SUFFOLK HOBSON ARTESIAN WELL ASSOCIATION DRILLED WELL High 7/10/2002 WL C 3800300 SUFFOLK HOBSON CIVIC WATER CORP DRILLED WELL High 7/10/2002 WL C 3800303 SUFFOLK HOLIDAY INN SUFFOLK DEEP WELL High 9/9/2002 WL NTNC 3800310 SUFFOLK HOLLAND SUBDIVISION DRILLED WELL NO. 1 (HOLLAND) High 7/17/2002 WL C 3800310 SUFFOLK HOLLAND SUBDIVISION DRILLED WELL NO. 2 (JOLLY ROAD) High 7/17/2002 WL C 3800310 SUFFOLK HOLLAND SUBDIVISION DRILLED WELL NO. 3 (JOLLY ROAD) High 7/17/2002 WL C 3800310 SUFFOLK HOLLAND SUBDIVISION DRILLED WELL NO. 4 (BALL PARK) High 7/17/2002 WL C 3800140 SUFFOLK INDEPENDENT WATER COMPANY WELL NO. 2 (MAIN) High 7/11/2002 WL C 3800425 SUFFOLK LAKE PRINCE MEADOWS DRILLED WELL NO. 1 (OUTSIDE) High 7/10/2002 WL C 3800425 SUFFOLK LAKE PRINCE MEADOWS DRILLED WELL NO. 2 (INSIDE) High 7/10/2002 WL C 3800518 SUFFOLK MILLER MART (2872 PRUDEN BLVD) DRILLED WELL High 7/17/2002 WL NTNC 3800624 SUFFOLK NANSEMOND SWIM CLUB INC WELL High 9/13/2002 WL NC 3800694 SUFFOLK PRUDEN CENTER FOR INDUSTRY & WELL High 6/6/2002 WL NTNC 3800795 SUFFOLK SOUTHWESTERN ELEMENTARY WELL High 7/18/2002 WL NTNC 3800800 SUFFOLK SPSA REGIONAL LANDFILL-SUFFOLK DRILLED WELL WL NTNC 3800809 SUFFOLK SUFFOLK YOUTH ATHLETIC ASSOCIATION DRILLED WELL WL NC 3800805 SUFFOLK SUFFOLK, CITY OF CITY FARM WELL Low 10/28/2002 WL C 3800805 SUFFOLK SUFFOLK, CITY OF EDR PRODUCTION WELL Low 10/28/2002 WL C 3800805 SUFFOLK SUFFOLK, CITY OF FLUORIDE WELL Low 10/28/2002 WL C 3800805 SUFFOLK SUFFOLK, CITY OF LONE STAR LAKE High 10/28/2002 IN C 3800805 SUFFOLK SUFFOLK, CITY OF MILLPOND High 10/28/2002 IN C 3800805 SUFFOLK SUFFOLK, CITY OF REIDS FERRY WELL Low 10/28/2002 WL C 3800830 SUFFOLK TIDEWATER AGRI RESEARCH & EXT CTR DRILLED WELL High 10/4/2002 WL NTNC 3800880 SUFFOLK WHALEYVILLE WATER WKS DRILLED WELL NO. 1 (MILL LN) High 7/10/2002 WL C 3800880 SUFFOLK WHALEYVILLE WATER WKS DRILLED WELL NO. 2 (HERMAN CT) High 7/10/2002 WL C 3181187 SURRY CAMP PIPSICO LIONS I (MAIN) DEEP WELL High 11/18/2002 WL NC 3181188 SURRY CAMP PIPSICO LIONS II PIPSICO LIONS II WELL WL NC 3181181 SURRY CHANCO ON THE JAMES CAMP WELL FOR BATHOUSES Low 11/19/2002 WL NC 3181180 SURRY CHANCO ON THE JAMES CONFERENCE DRILLED WELL High 11/19/2002 WL NC 3181201 SURRY CHIPPOKES STATE PARK-PLANTATION DRILLED WELL High 11/18/2002 WL NC 3181200 SURRY CHIPPOKES STATE PRK-CHEST FRMS DRILLED WELL High 11/18/2002 WL NC 3181250 SURRY CLAREMONT, TOWN OF WELL 3 High 8/21/2002 WL C 3181250 SURRY CLAREMONT, TOWN OF WELL 4 Low 8/21/2002 WL C 3181400 SURRY DENDRON, TOWN OFDRAFT DRILLED WELL 1 INSIDE WELLHOUSE High 8/21/2002 WL C 3181400 SURRY DENDRON, TOWN OF DRILLED WELL 2 OUTSIDE WELLHOUSE High 8/21/2002 WL C

Page 113 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3181102 SURRY EASTOVER RETREAT CENTER WELL 1 - NEAR DINING HALL High 11/18/2002 WL NC 3181102 SURRY EASTOVER RETREAT CENTER WELL 2 - NEAR POOL High 11/18/2002 WL NC 3181500 SURRY GUILFORD HEIGHTS SUBDIVISION WELL High 7/17/2002 WL C 3181700 SURRY SCOTLAND HEIGHTS SUBDIVISION DRILLED WELL High 8/27/2002 WL C 3181700 SURRY SCOTLAND HEIGHTS SUBDIVISION WELL 002 - OUTSIDE High 8/27/2002 WL C 3181785 SURRY SURRY SCHOOLS WELL 1 ELEMENTARY SCHOOL Low 8/27/2002 WL NTNC 3181785 SURRY SURRY SCHOOLS WELL 2 HIGH SCHOOL High 8/27/2002 WL NTNC 3181767 SURRY SURRY COMMUNITY CENTER WELL 1 High 8/27/2002 WL NTNC 3181775 SURRY SURRY LOCAL HEALTH DEPARTMENT WELL High 1/30/2003 WL NC 3181800 SURRY SURRY POWER STATION WELL B INSIDE GATE High 8/15/2002 WL NTNC 3181800 SURRY SURRY POWER STATION WELL C HIGH LEVEL ROAD EAST High 8/15/2002 WL NTNC 3181800 SURRY SURRY POWER STATION WELL E WAREHOUSE ROAD W High 8/15/2002 WL NTNC 3181850 SURRY SURRY, TOWN OF DAVIS (#2) WELL High 8/27/2002 WL C 3181850 SURRY SURRY, TOWN OF EDWARDS (#1) WELL High 8/27/2002 WL C 3181870 SURRY TIDEWATER ACADEMY WELL 2 PITLESS ADAPTER High 7/30/2002 WL NTNC 3181802 SURRY VA POWER CONSTRUCTION SITE WELL 1 High 7/26/2002 WL NTNC 3183820 SUSSEX BIRCH ISLAND APARTMENTS DRILLED WELL #1 High 7/18/2002 WL C 3183820 SUSSEX BIRCH ISLAND APARTMENTS DRILLED WELL #2 High 7/18/2002 WL C 3183865 SUSSEX GRCC YARDEN FARM WELL High 7/30/2002 WL NTNC 3183570 SUSSEX ILUKA RESOURCES, INC. WELL High 7/26/2002 WL NTNC 3183590 SUSSEX NORTHEAST REGIONAL WATER SYSTEMS WELL 1 Low 8/27/2002 WL C 3183590 SUSSEX NORTHEAST REGIONAL WATER SYSTEMS WELL 2 High 8/27/2002 WL C 3183600 SUSSEX SE 4H CENTER WELL 2 OUTSIDE High 10/16/2002 WL NTNC 3183600 SUSSEX SE 4H CENTER WELL NO 1 (INSIDE) High 10/16/2002 WL NTNC 3183750 SUSSEX STONY CREEK, TOWN OF DRILLED WELL 4 Low 10/9/2002 WL C 3183750 SUSSEX STONY CREEK, TOWN OF WELL 5 High 10/9/2002 WL C 3183750 SUSSEX STONY CREEK, TOWN OF WELL 7 High 10/9/2002 WL C 3183750 SUSSEX STONY CREEK, TOWN OF WELL 8 Low 10/9/2002 WL C 3183160 SUSSEX SUSSEX CENTRAL SCHOOLS (HS & MS) SCHOOL WELL WL NTNC 3183130 SUSSEX SUSSEX CENTRAL SCHOOLS ANNEX ANNEX - INSIDE WELL High 8/27/2002 WL NTNC 3183130 SUSSEX SUSSEX CENTRAL SCHOOLS ANNEX ANNEX - OUTSIDE WELL High 8/27/2002 WL NTNC 3183800 SUSSEX SUSSEX COUNTY COURTHOUSE DRILLED WELL High 8/27/2002 WL NTNC 3183100 SUSSEX TIDEWATER CHRISTIAN SERVICE CA CAMP WELL High 11/13/2002 WL NC 3183900 SUSSEX WAKEFIELD, TOWN OF WELL NO. 3 Low 7/17/2002 WL C 3183900 SUSSEX WAKEFIELD, TOWN OFDRAFT WELL NO. 4 Low 7/17/2002 WL C 3183950 SUSSEX WAVERLY, TOWN OF WELL NO. 1 High 7/18/2002 WL C

Page 114 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3183950 SUSSEX WAVERLY, TOWN OF WELL NO. 2 High 7/18/2002 WL C 3183950 SUSSEX WAVERLY, TOWN OF WELL NO. 3 Low 7/18/2002 WL C 1185010 TAZEWELL AMONATE WATERWORKS- TAZEWELL CHURCH WELL High 2/26/2002 WL C 1185047 TAZEWELL BARKAY ESTATES WELL 1 High 2/26/2002 WL C 1185061 TAZEWELL BLUEFIELD, TOWN OF BLUESTONE RIVER High 2/14/2002 IN C 1185073 TAZEWELL CAMP EVANGEL WELL96 WL NC 1185105 TAZEWELL CLAYPOOL HILL TAZEWELL CO PSA IN001 - LITTLE RIVER INTAKE High 2/13/2002 IN C 1185105 TAZEWELL CLAYPOOL HILL TAZEWELL CO PSA WELL - BUSKELL High 2/13/2002 WL C 1185105 TAZEWELL CLAYPOOL HILL TAZEWELL CO PSA WELL - TAYLOR High 2/13/2002 WL C 1185107 TAZEWELL COLLEGE ESTATES WELL High 2/26/2002 WL C 1185115 TAZEWELL CUZ'S CABINS & RESTAURANT WELL NO. 1 High 6/5/2002 WL NC 1185710 TAZEWELL DONITHAN WATERWORKS WELL RH5 High 6/5/2003 WL C 1185762 TAZEWELL GREATER TAZEWELL WTP CLINCH RIVER High 2/13/2002 IN C 1185762 TAZEWELL GREATER TAZEWELL WTP COX BRANCH Moderate 2/13/2002 IN C 1185762 TAZEWELL GREATER TAZEWELL WTP LAKE WITTEN High 2/13/2002 IN C 1185625 TAZEWELL POCAHONTAS, TOWN OF ABBS VALLEY CREEK High 2/14/2002 IN C 1185626 TAZEWELL PORTER FARM SUBD WATER ASSOC BYRD WELL High 6/5/2003 WL C 1185626 TAZEWELL PORTER FARM SUBD WATER ASSOC HOLLYFIELD WELL High 6/5/2003 WL C 1185695 TAZEWELL RICHLANDS WATER PLANT CLINCH RIVER High 2/19/2002 IN C 1185759 TAZEWELL TAZEWELL MOTEL TES WELL #1 High 5/28/2002 WL NC 1185759 TAZEWELL TAZEWELL MOTEL TES WELL #2 High 5/28/2002 WL NC 3810016 VIRGINIA BEACH BACK-BAY CHRISTIAN ASSEMBLY WELL High 4/17/2003 WL NC 3810040 VIRGINIA BEACH BLUE PETES RESTAURANT WELL High 4/17/2003 WL NC 3810085 VIRGINIA BEACH CAPT GEORGE'S MARINA DRILLED WELL 1 High 8/14/2002 WL NC 3810096 VIRGINIA BEACH CHARITY PRE-SCHOOL DRILLED WELL High 8/14/2002 WL NTNC 3810096 VIRGINIA BEACH CHARITY PRE-SCHOOL PROPOSED WELL 8/14/2002 WL NTNC 3810107 VIRGINIA BEACH COLLEGE PARK SKATING CENTER WELL High 4/17/2003 WL NC 3810110 VIRGINIA BEACH CREEDS ELEMENTARY SCHOOL GER NO. 1 8/15/2002 WL NTNC 3810110 VIRGINIA BEACH CREEDS ELEMENTARY SCHOOL GER NO. 2 8/15/2002 WL NTNC 3810125 VIRGINIA BEACH DAIRY QUEEN WELL High 4/17/2003 WL NC 3810185 VIRGINIA BEACH FALSE CAPE STATE PARK DRILLED WELL High 4/15/2003 WL NC 3810186 VIRGINIA BEACH FALSE CAPE STATE PARK BARBOUR HILL WELL 2 High 4/15/2003 WL NC 3810250 VIRGINIA BEACH HOLIDAY TRAV-L-PARK DRILLED WELL NUMBER 1 High 8/15/2002 WL NTNC 3810250 VIRGINIA BEACH HOLIDAY TRAV-L-PARK DRILLED WELL NUMBER 2 High 8/15/2002 WL NTNC 3810250 VIRGINIA BEACH HOLIDAY TRAV-L-PARKDRAFT DRILLED WELL NUMBER 3 High 8/15/2002 WL NTNC 3810250 VIRGINIA BEACH HOLIDAY TRAV-L-PARK DRILLED WELL NUMBER 4 High 8/15/2002 WL NTNC

Page 115 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3810270 VIRGINIA BEACH INDIAN COVE CAMPGROUND TES BATHOUSE 4 /LAUNDRY WELL 4/17/2003 WL NC 3810270 VIRGINIA BEACH INDIAN COVE CAMPGROUND TES WELL #1/MAIN PLANT High 4/17/2003 WL NC 3810270 VIRGINIA BEACH INDIAN COVE CAMPGROUND TES WELL #2 High 4/17/2003 WL NC 3810111 VIRGINIA BEACH KEMPSVILLE MENNONITE CHURCH DRILLED WELL High 8/14/2002 WL NTNC 3810108 VIRGINIA BEACH KNIGHTS OF COLUMBUS DEEP WELL High 4/17/2003 WL NC 3810200 VIRGINIA BEACH KOA CAMPGROUNDS- VIRGINIA BEACH NEW WELL High 4/15/2003 WL NC 3810395 VIRGINIA BEACH MARGIE & RAYS WELL High 4/18/2003 WL NC 3810425 VIRGINIA BEACH MUNDEN POINT PARK WELL High 4/18/2003 WL NC 3810450 VIRGINIA BEACH NORTH BAY SHORE CAMPGROUND TES WELL - BATH HOUSE High 4/15/2003 WL NC 3810450 VIRGINIA BEACH NORTH BAY SHORE CAMPGROUND TES WELL - CENTRAL High 4/15/2003 WL NC 3810450 VIRGINIA BEACH NORTH BAY SHORE CAMPGROUND TES WELL - REC HALL High 4/15/2003 WL NC 3810350 VIRGINIA BEACH NORTH LANDING BEACH RIVERFRONT DRILLED WELL 1 High 4/18/2003 WL NC 3810350 VIRGINIA BEACH NORTH LANDING BEACH RIVERFRONT PROPOSED WELL 4/18/2003 WL NC 3810506 VIRGINIA BEACH PUNGO GRILL WELL High 4/15/2003 WL NC 3810507 VIRGINIA BEACH PUNGO PIZZA AND ICE CREAM WELL High 4/15/2003 WL NC 3810530 VIRGINIA BEACH RED WING GOLF COURSE WELL - NEW High 8/14/2002 WL NTNC 3810115 VIRGINIA BEACH SEACREST DRILLED WELL Low 4/17/2003 WL NC 3810297 VIRGINIA BEACH SMOKIES RESTAURANT DRILLED WELL High 4/18/2003 WL NC 3810730 VIRGINIA BEACH STUMPY LAKE GOLF COURSE SNACK DRILLED WELL 1 High 4/17/2003 WL NC 3810850 VIRGINIA BEACH THALIA ACRES INN WELL 1 High 4/17/2003 WL NC 2187025 WARREN ANDY GUEST/SHENANDOAH RIVER STATE WELL NO. 2 Moderate 7/23/2003 WL NC 2187100 WARREN APPLE HOUSE RESTAURANT WELL 10/31/2002 WL NC 2187110 WARREN APPLE MOUNTAIN EXXON WELL NO. 1 High 10/31/2002 WL NC 2187229 WARREN BOWLING GREEN COUNTRY CLUB WELL High 10/30/2002 WL NC 2187228 WARREN BOWLING GREEN COUNTRY CLUB WELL High 10/30/2002 WL NC 2187250 WARREN CAMP WAMAVA WELL High 11/4/2002 WL NC 2187065 WARREN CHRISTENDOM COLLEGE WELL NO. 1 (GRAHAM HALL) High WL NTNC 2187065 WARREN CHRISTENDOM COLLEGE WELL NO. 2 (CAMPION HALL) High WL NTNC 2187065 WARREN CHRISTENDOM COLLEGE WELL NO. 3 (BLESSED MARGARET) High WL NTNC 2187065 WARREN CHRISTENDOM COLLEGE WELL NO. 4 High WL NTNC 2187065 WARREN CHRISTENDOM COLLEGE WELL NO. 5 High WL NTNC 2187270 WARREN CLEARVIEW MANOR FOR ADULTS WELL NO. 1 High 11/4/2002 WL NTNC 2187085 WARREN COVENANT HOUSE WELL NO. 1 High 10/31/2002 WL NTNC 2187290 WARREN DUNGADIN SUBDIVISION WELL NO. 1 High 9/26/2002 WL C 2187290 WARREN DUNGADIN SUBDIVISIONDRAFT WELL NO. 3 High 9/26/2002 WL C 2187290 WARREN DUNGADIN SUBDIVISION WELL NO. 4 High 9/26/2002 WL C

Page 116 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2187415 WARREN FRONT ROYAL COUNTRY CLUB DRILLED WELL High 10/31/2002 WL NC 2187900 WARREN FRONT ROYAL RV CAMPGROUND DRILLED WELL High 11/4/2002 WL NC 2187406 WARREN FRONT ROYAL, TOWN OF HAPPY CREEK High 4/12/2002 IN C 2187406 WARREN FRONT ROYAL, TOWN OF SLOAN CREEK Moderate 4/12/2002 IN C 2187406 WARREN FRONT ROYAL, TOWN OF SOUTH FORK SHENANDOAH RIVER High 4/12/2002 IN C 2187522 WARREN HIGH KNOB SPRING NO. 1 High 5/23/2003 SP C 2187522 WARREN HIGH KNOB SPRING NO. 3 High 5/23/2003 SP C 2187522 WARREN HIGH KNOB SPRING NO. 4 High 5/23/2003 SP C 2187522 WARREN HIGH KNOB SPRING NO. 5 High 5/23/2003 SP C 2187522 WARREN HIGH KNOB SPRING NO. 6 High 5/23/2003 SP C 2187522 WARREN HIGH KNOB WELL NO. 1 (SALT LICK ROAD) High 5/23/2003 WL C 2187522 WARREN HIGH KNOB WELL NO. 2 (PAVED RD WELL #1) High 5/23/2003 WL C 2187522 WARREN HIGH KNOB WELL NO. 3 (BUTLER WELL #1) High 5/23/2003 WL C 2187522 WARREN HIGH KNOB WELL NO. 4 (ALPINE WELL) High 5/23/2003 WL C 2187522 WARREN HIGH KNOB WELL NO. 5 (PAVED ROAD #2) 5/23/2003 WL C 2187522 WARREN HIGH KNOB WELL NO. 6 (BUTLER WELL #2) 5/23/2003 WL C 2187620 WARREN LAUDERS RESTAURANT DRILLED WELL High 11/4/2002 WL NC 2187622 WARREN LOW WATER BRIDGE CAMPGROUND WELL NO. 1 WL NC 2187639 WARREN NORTH AMERICAN HOUSING CORPORATION WELL NO. 1 High 12/10/2002 WL NTNC 2187645 WARREN NORTH FORK RESORT #1 DRILLED WELL High 10/31/2002 WL NC 2187646 WARREN NORTH FORK RESORT #2 WELL High 11/4/2002 WL NC 2187647 WARREN NORTH FORK RESORT #3 WELL High 11/4/2002 WL NC 2187648 WARREN NORTH FORK RESORT #5 WELL High 11/4/2002 WL NC 2187649 WARREN NORTH FORK RESORT #6 WELL High 10/31/2002 WL NC 2187650 WARREN NORTH FORK RESORT #7 WELL High 10/31/2002 WL NC 2187754 WARREN SHENANDOAH RIVER ESTATES WELL NO. 1 High 9/30/2002 WL C 2187754 WARREN SHENANDOAH RIVER ESTATES WELL NO. 2 High 9/30/2002 WL C 2187754 WARREN SHENANDOAH RIVER ESTATES WELL NO. 3 High 9/30/2002 WL C 2187812 WARREN SHENANDOAH SHORES SUBDIVISION WELL NO. 1 High 9/26/2002 WL C 2187812 WARREN SHENANDOAH SHORES SUBDIVISION WELL NO. 3 High 9/26/2002 WL C 2187812 WARREN SHENANDOAH SHORES SUBDIVISION WELL NO. 4 High 9/26/2002 WL C 2187812 WARREN SHENANDOAH SHORES SUBDIVISION WELL NO. 5 High 9/26/2002 WL C 2187812 WARREN SHENANDOAH SHORES SUBDIVISION WELL NO. 6 High 9/26/2002 WL C 2187825 WARREN SHENANDOAH VALLEY GOLF CLUB WELL NO. 1 High 11/4/2002 WL NTNC 2187875 WARREN SKYLINE CAVERNS INCDRAFT WELL NO. 1 High 11/4/2002 WL NC 2187625 WARREN SKYLINE RANCH RESORT WELL NO. 1 High 11/4/2002 WL NC

Page 117 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 2187730 WARREN SNP-BROWNTOWN VALLEY PARKING SPRING NO. 1 Moderate 9/6/2002 SP NC 2187735 WARREN SNP-DICKEY RIDGE WELL NO. 1 High 9/30/2002 WL NC 2187630 WARREN SNP-PINEY RIVER/MATHEWS ARM SPRING NO. 1 Moderate 9/6/2002 SP NC 2187630 WARREN SNP-PINEY RIVER/MATHEWS ARM WELL NO. 1 High 9/6/2002 WL NC 1191315 WASHINGTON BEARTREE NO. 1 WELL NO. 1 High 3/6/2002 WL NC 1191316 WASHINGTON BEARTREE NO. 2 WELL High 3/6/2002 WL NC 1191317 WASHINGTON BEARTREE NO. 3 WELL High 3/6/2002 WL NC 1191070 WASHINGTON CALLEBS COVE CAMPGROUND DRILLED WELL High 5/17/2002 WL NC 1191100 WASHINGTON CHILHOWIE_WCSA REGIONAL WTP COLE SPRING High 3/6/2002 SP C 1191100 WASHINGTON CHILHOWIE_WCSA REGIONAL WTP JONES SPRING High 3/6/2002 SP C 1191100 WASHINGTON CHILHOWIE_WCSA REGIONAL WTP WIDNER SPRING High 3/6/2002 SP C 1191310 WASHINGTON MENDOTA WELL NO. 1 High 3/6/2002 WL C 1191700 WASHINGTON RIVERSIDE CAMPGROUND WELL High 5/17/2002 WL NC 1191835 WASHINGTON TUMBLING CREEK DRILLED WELL High 3/6/2002 WL NC 1191883 WASHINGTON WASHINGTON COUNTY SERVICE AUTHORITY MIDDLE FORK HOLSTON RIVER High 3/6/2002 IN C 1191883 WASHINGTON WASHINGTON COUNTY SERVICE AUTHORITY RESERVATION SPRING High 3/6/2002 SP C 1191900 WASHINGTON WOLF LAIR VILLAGE WELL NO. 1 High 5/17/2002 WL NC 1191900 WASHINGTON WOLF LAIR VILLAGE WELL NO. 2 5/17/2002 WL NC 1191893 WASHINGTON WOLFE SPRING WOLFE SPRING SP C 2820775 WAYNESBORO WAYNESBORO, CITY OF COYNER SPRINGS High 7/24/2002 SP C 2820775 WAYNESBORO WAYNESBORO, CITY OF JEFFERSON WELL 2 High 7/24/2002 WL C 4193040 WESTMORELAN ADAMS GROVE WELL NO. 1 Low 7/3/2002 WL C 4193780 WESTMORELAN BACKDRAFT RESTAURANT WELL NO. 1A 10/30/2002 WL NC 4193120 WESTMORELAN BERKLEY BEACH-EBB TIDE BEACH WL10--EBB TIDE WELL High 4/5/2002 WL C 4193120 WESTMORELAN BERKLEY BEACH-EBB TIDE BEACH WL9--EBB TIDE WELL High 4/5/2002 WL C 4193125 WESTMORELAN BEVANS OYSTER COMPANY WELL #1 WL NC 4193520 WESTMORELAN BLEAK HALL #6--DRILLED WELL 2 Low 7/3/2002 WL C 4193520 WESTMORELAN BLEAK HALL #7--DRILLED WELL 3 Low 7/3/2002 WL C 4193170 WESTMORELAN BOWIES RESTAURANT DRILLED WELL High 10/30/2002 WL NC 4193185 WESTMORELAN BRANSON COVE MARINA WELL NO. 1 High 10/23/2002 WL NC 4193200 WESTMORELAN BUSHFIELD WELL NO. 1 High 7/3/2002 WL C 4193240 WESTMORELAN CABIN POINT AND GLEBE HARBOUR #16--CABIN POINT WELL Low 7/3/2002 WL C 4193240 WESTMORELAN CABIN POINT AND GLEBE HARBOUR #17--GLEBE HARBOUR WELL 2 High 7/3/2002 WL C 4193240 WESTMORELAN CABIN POINT AND GLEBE HARBOUR #18--GLEBE HARBOUR WELL 1 High 7/3/2002 WL C 4193739 WESTMORELAN COLES POINT CAMPGROUNDDRAFT DRILLED WELL High 10/31/2002 WL NC 4193280 WESTMORELAN COLONIAL BEACH, TOWN OF 4TH ST WELL Low 7/3/2002 WL C

Page 118 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4193280 WESTMORELAN COLONIAL BEACH, TOWN OF CASTLEWOOD PARK WELL High 7/3/2002 WL C 4193280 WESTMORELAN COLONIAL BEACH, TOWN OF ROBIN GROVE WELL High 7/3/2002 WL C 4193280 WESTMORELAN COLONIAL BEACH, TOWN OF WILKERSON FARM WELL Low 7/3/2002 WL C 4193328 WESTMORELAN COPLE ELEMENTARY SCHOOL DRILLED WELL Low 7/3/2002 WL NTNC 4193320 WESTMORELAN DARL SUBDIVISION DRILLED WELL #1A High 7/3/2002 WL C 4193360 WESTMORELAN DRIFTWOOD BEACH DRILLED WELL #1 High 4/5/2002 WL C 4193360 WESTMORELAN DRIFTWOOD BEACH DRILLED WELL #2 High 4/5/2002 WL C 4193357 WESTMORELAN DRIFTWOOD RESTAURANT WELL NO. 2 10/30/2002 WL NC 4193440 WESTMORELAN GENERAL PARKER SHORES WELL NO. 1A Low 10/31/2002 WL C 4193445 WESTMORELAN GEORGE WASHINGTON BIRTHPLACE DRILLED WELL Low 7/3/2002 WL NC 4193488 WESTMORELAN GOOD EATS CAFE DRILLED WELL Low 10/30/2002 WL NC 4193525 WESTMORELAN HARBOR VIEW MARINA WELL NO. 2 10/31/2002 WL NC 4193560 WESTMORELAN HORNERS BEACH #1A--DRILLED WELL Low 7/3/2002 WL C 4193560 WESTMORELAN HORNERS BEACH #2--DRILLED WELL High 7/3/2002 WL C 4193565 WESTMORELAN INGLESIDE PLANTATION NURSERIES. DRILLED WELL Low 7/3/2002 WL NTNC 4193188 WESTMORELAN JACK'S THIS 'N' THAT DRILLED WELL High 10/29/2002 WL NC 4193610 WESTMORELAN KINSALE HARBOUR YACHT CLUB DRILLED WELL High 10/30/2002 WL NC 4193600 WESTMORELAN KINSALE, TOWN OF DRILLED WELL High 7/3/2002 WL C 4193625 WESTMORELAN LEEDSTOWN CAMPGROUND DRILLED WELL High 3/11/2003 WL NC 4193510 WESTMORELAN LITTLE JOE'S DINER DRILLED WELL High 10/22/2002 WL NC 4193640 WESTMORELAN MONROE BAY ESTATES DRILLED WELL #1 High 7/2/2002 WL C 4193640 WESTMORELAN MONROE BAY ESTATES DRILLED WELL #3 Low 7/2/2002 WL C 4193650 WESTMORELAN MONROE BAY TRAILER PARK WELL NO. 1 Low 6/20/2002 WL C 4193670 WESTMORELAN MONTROSS MOBILE HOME VILLAGE DRILLED WELL Low 7/3/2002 WL C 4193680 WESTMORELAN MONTROSS, TOWN OF DRILLED WELL #2 Low 4/5/2002 WL C 4193680 WESTMORELAN MONTROSS, TOWN OF DRILLED WELL #3 Low 4/5/2002 WL C 4193881 WESTMORELAN MOUNT HOLLY STEAMBOAT INN WELL 1/30/2003 WL NC 4193675 WESTMORELAN NOMINI BAY FARMS WELL NO. 1 Low 7/3/2002 WL C 4193675 WESTMORELAN NOMINI BAY FARMS WELL NO. 1A 7/3/2002 WL C 4193678 WESTMORELAN NORTHERN NECK OF VA FARMERS' MARKET WELL NO.1 High 7/3/2002 WL NTNC 4193700 WESTMORELAN OAK GROVE CAMPSITES DRILLED WELL #1 High 10/18/2002 WL NC 4193706 WESTMORELAN OLD PROSPECT LANDING STATION 30 WELL Low 1/31/2003 WL C 4193708 WESTMORELAN OUTDOOR WORLD HARBOR VIEW DRILLED WELL Low 10/30/2002 WL NC 4193720 WESTMORELAN PLACID BAY ESTATES DRILLED WELL #1 High 7/3/2002 WL C 4193720 WESTMORELAN PLACID BAY ESTATESDRAFT DRILLED WELL #2 Low 7/3/2002 WL C 4193720 WESTMORELAN PLACID BAY ESTATES WELL #3 Low 7/3/2002 WL C

Page 119 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 4193993 WESTMORELAN PORT KINSALE INN WELL NO.3 High 7/11/2003 WL NC 4193995 WESTMORELAN PORT KINSALE MARINA WELL NO. 1 High 7/11/2003 WL NC 4193995 WESTMORELAN PORT KINSALE MARINA WELL NO. 2 Low 7/11/2003 WL NC 4193750 WESTMORELAN POTOMAC SUPPLY CORPORATION DRILLED WELL (DOMESTIC) High 7/3/2002 WL NTNC 4193750 WESTMORELAN POTOMAC SUPPLY CORPORATION DRILLED WELL (FIRE PROTECTION) Low 7/3/2002 WL NTNC 4193760 WESTMORELAN POTOMAC WESTMORELAND SHORES WELL PTMAC5 High 7/3/2002 WL C 4193760 WESTMORELAN POTOMAC WESTMORELAND SHORES WELL WMLAND2 High 7/3/2002 WL C 4193760 WESTMORELAN POTOMAC WESTMORELAND SHORES WELL WMLAND3 High 7/3/2002 WL C 4193760 WESTMORELAN POTOMAC WESTMORELAND SHORES WELL1A PTMAC4 High 7/3/2002 WL C 4193835 WESTMORELAN SANDY POINT MARINA ARTESIAN WELL NO. 2 High 10/23/2002 WL NC 4193840 WESTMORELAN SANDY POINT SUBDIVISION WELL NO. 1 High 7/3/2002 WL C 4193840 WESTMORELAN SANDY POINT SUBDIVISION WELL NO. 2 7/3/2002 WL C 4193875 WESTMORELAN SHO-NUFF BAR.B.Q. WELL High 10/18/2002 WL NC 4193880 WESTMORELAN SPRINGFIELD BEACH WELL NO. 1 High 7/3/2002 WL C 4193925 WESTMORELAN STANLEY'S DAIRY FREEZE ARTESIAN WELL High 10/30/2002 WL NC 4193910 WESTMORELAN STRATFORD HALL PLANTATION DRILLED WELL #1 High 4/5/2002 WL NC 4193910 WESTMORELAN STRATFORD HALL PLANTATION WELL NO. 2A Low 4/5/2002 WL NC 4193920 WESTMORELAN STRATFORD HARBOUR DRILLED WELL #12 High 7/3/2002 WL C 4193920 WESTMORELAN STRATFORD HARBOUR DRILLED WELL #12B High 7/3/2002 WL C 4193920 WESTMORELAN STRATFORD HARBOUR DRILLED WELL #13 High 7/3/2002 WL C 4193955 WESTMORELAN VETS INN RESTAURANT DRILLED WELL High 10/31/2002 WL NC 4193950 WESTMORELAN WASHINGTON & LEE HOME FOR THE WELL High 7/3/2002 WL C 4193960 WESTMORELAN WASHINGTON DISTRICT ELEMENTARY WELL NO. 1 Low 7/3/2002 WL NTNC 4193975 WESTMORELAN WESTMORELAND BERRY FARM WELL High 10/18/2002 WL NC 4193080 WESTMORELAN WESTMORELAND COUNTY INDUSTRIAL WELL 2 (A. T. JOHNSON BUILDING) High 4/5/2002 WL C 4193080 WESTMORELAN WESTMORELAND COUNTY INDUSTRIAL WELL 3 (MONTROSS MIDDLE SCHOOL) High 4/5/2002 WL C 4193980 WESTMORELAN WESTMORELAND STATE PARK DRILLED WELL Low 4/5/2002 WL NC 4193981 WESTMORELAN WESTMORELAND STATE PARK CAMP DRILLED WELL High 4/5/2002 WL NC 4193979 WESTMORELAN WESTMORELAND STATE PARK-DAY USE DRILLED WELL Low 4/5/2002 WL NC 4193985 WESTMORELAN WHITE POINT MARINA WELL NO. 2 10/31/2002 WL NC 4193985 WESTMORELAN WHITE POINT MARINA WELL NO.1 10/31/2002 WL NC 4193982 WESTMORELAN WILKERSONS RESTAURANT WELL High 10/17/2002 WL NC 4193982 WESTMORELAN WILKERSONS RESTAURANT WELL 2 High 10/17/2002 WL NC 4193299 WESTMORELAN WILLEY'S WELL High 10/30/2002 WL NC 4193990 WESTMORELAN WOODLAND ACADEMYDRAFT DRILLED WELL Low 7/3/2002 WL NTNC 3830850 WILLIAMSBURG WILLIAMSBURG, CITY OF RAWWATER N-N High 10/28/2002 IN C

Page 120 of 122 SWAP Susceptibility Results 2/15/2006

PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 3830850 WILLIAMSBURG WILLIAMSBURG, CITY OF WALLERS MILL RE High 10/28/2002 IN C 2840500 WINCHESTER CITY OF WINCHESTER N FORK SHENANDOAH RIVER High 9/10/2002 IN C 1195050 WISE APPALACHIA, TOWN OF BEN'S BRANCH IMPOUNDMENT Moderate 4/24/2002 IN C 1195100 WISE BIG STONE GAP, TOWN OF SOUTH FORK POWELL RIVER High 3/20/2002 IN C 1195170 WISE COEBURN, TOWN OF JENNY MINE High 4/24/2002 WL C 1195170 WISE COEBURN, TOWN OF TOM'S CREEK IMPOUNDMENT High 4/24/2002 IN C 1195200 WISE DUNBAR/WISE CO PSA DRILLED WELL High 3/22/2002 WL C 1195376 WISE HIGH KNOB WELL High 4/24/2002 WL NC 1195650 WISE POUND, TOWN OF NORTH FORK POUND RIVER LAKE High 3/20/2002 IN C 1195525 WISE POWELL RIVER LUMBER COMPANY WELL WL NTNC 1195700 WISE ST PAUL, TOWN OF CLINCH RIVER High 3/21/2002 IN C 1195759 WISE STATE LINE FOOD MART WELL High 6/3/2002 WL NC 1195900 WISE WISE COUNTY REGIONAL WATER SYSTEM CLINCH RIVER INTAKE High 3/21/2002 IN C 1195950 WISE WISE, TOWN OF BEAR CREEK IMPOUND High 3/20/2002 IN C 1195950 WISE WISE, TOWN OF BEAR CREEK INTAKE High 3/20/2002 IN C 1197021 WYTHE AUSTINVILLE NEW RIVER High 7/18/2002 IN C 1197120 WYTHE BARREN SPRINGS WATERWORKS INC WELL NO 2 High 4/17/2002 WL C 1197120 WYTHE BARREN SPRINGS WATERWORKS INC WELL NO 3 High 4/17/2002 WL C 1197120 WYTHE BARREN SPRINGS WATERWORKS INC WELL NO 4 High 4/17/2002 WL C 1197120 WYTHE BARREN SPRINGS WATERWORKS INC WELL NO 5 High 4/17/2002 WL C 1197120 WYTHE BARREN SPRINGS WATERWORKS INC WELL NO. 1 High 4/17/2002 WL C 1197126 WYTHE DEER TRAIL PARK CAMPGROUND DRILLED WELL High 5/22/2002 WL NC 1197217 WYTHE FOX MOUNTAIN INN DRILLED WELL High 5/22/2002 WL NC 1197317 WYTHE HUSSEY MOUNTAIN WELL High 3/6/2002 WL NC 1197345 WYTHE IVANHOE_MAX MEADOWS FORT CHISWELL WELL NO. 1 High 7/18/2002 WL C 1197345 WYTHE IVANHOE_MAX MEADOWS FORT CHISWELL WELL NO. 2 High 7/18/2002 WL C 1197345 WYTHE IVANHOE_MAX MEADOWS HOPKINS WELL High 7/18/2002 WL C 1197345 WYTHE IVANHOE_MAX MEADOWS MAX MEADOWS WELL NO. 1 High 7/18/2002 WL C 1197345 WYTHE IVANHOE_MAX MEADOWS MAX MEADOWS WELL NO. 2 High 7/18/2002 WL C 1197345 WYTHE IVANHOE_MAX MEADOWS POWDER MILL BRANCH High 7/18/2002 IN C 1197364 WYTHE JACKSON MEMORIAL SCHOOL WELL NO. 2 High 6/4/2003 WL NTNC 1197420 WYTHE KOA CAMPGROUNDS - WYTHEVILLE WELL NO. 1 High 5/22/2002 WL NC 1197420 WYTHE KOA CAMPGROUNDS - WYTHEVILLE WELL NO. 2 High 5/22/2002 WL NC 1197680 WYTHE RAVEN'S CLIFF NO. 1 WELL High 3/6/2002 WL NC 1197697 WYTHE RIVERS EDGE CAMPGROUNDDRAFT WELL WL NC 1197700 WYTHE RURAL RETREAT, TOWN OF PHILLIPPI SPRING High 3/6/2002 SP C

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PWSID CNYCTY NAME SourceName Susceptibility SWADate TYPE_CODE D_PWS_FED_TYPE_CD 1197700 WYTHE RURAL RETREAT, TOWN OF PHILLIPPI WELL High 3/6/2002 WL C 1197731 WYTHE SENTRY FOOD MART #26 WELL High 5/22/2002 WL NC 1197725 WYTHE SHOT TOWER STATE PARK WELL High 3/6/2002 WL NC 1197740 WYTHE SPEEDWELL WELL NO. 1 High 3/6/2002 WL C 1197740 WYTHE SPEEDWELL WELL NO. 2 High 3/6/2002 WL C 1197743 WYTHE STONEY FORK RECREATION AREA WELL High 3/6/2002 WL NC 1197776 WYTHE TRAIL MOTEL TRAIL MOTEL AND RESTAURANT WELL High 5/22/2002 WL NC 1197900 WYTHE WYTHEVILLE FISH HATCHERY WELL High 3/6/2002 WL NC 1197810 WYTHE WYTHEVILLE, TOWN OF REED CREEK High 2/20/2002 IN C 3199190 YORK CAMP SKIMINO WELL #1 High 4/9/2003 WL NC 3199190 YORK CAMP SKIMINO WELL #2 High 4/9/2003 WL NC 3199190 YORK CAMP SKIMINO WELL #3 High 4/9/2003 WL NC 3199220 YORK COLONIAL CENTRAL KOA WELL High 4/9/2003 WL NC 3199851 YORK KOA CAMPGROUNDS-HIGH GROUND WELL High 11/16/2005 WL NC 3199850 YORK KOA CAMPGROUNDS-WILLIAMSBURG WELL 1 High 11/16/2005 WL NC 3199380 YORK LIGHTFOOT WELL #1 6/28/2002 WL C 3199380 YORK LIGHTFOOT WELL #3 6/28/2002 WL C 3199380 YORK LIGHTFOOT WELL NO 5 Very Low 6/28/2002 WL C 3199520 YORK NEW QUARTER PARK NEW QTR PARK High 4/9/2003 WL NC 3199600 YORK PIERCE'S PITT BAR-B-QUE DEEP WELL High 4/10/2003 WL NC 3199860 YORK SUBWAY WOODFIN CONVENIENCE STORE WELL High 4/9/2003 WL NC 3199820 YORK WALLER MILL PARK WELL High 4/28/2003 WL NC DRAFT

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