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Streamflow Peaks of Record at U.S. Geological Survey Streamgages Resulting from Hurricane Irene Rainfall (All Data Is Provisional and Subject to Change without notice) Provisional data: Subsequent review may result in significant revisions to the data. Data users are cautioned to consider carefully the provisional nature of the information before using it for decisions that concern personal or public safety or the conduct of business Abbreviations: [mi2, square miles; ft3/s, cubic feet per second; R, ; HWM, High Water Mark; NR, Near; BLW, Below; L, Lake; BR, Branch; W, West; C, Creek ] Peak Number of Peak Stream‐ Years of Stream‐ Date of Station Drainage Peak flow Date of Peak Flow flow Previous Number Station Name Area (mi^2) Stage (ft) (ft^3/s) Peak Record (ft^3/s) Peak Special Remarks

01483155 SILVER LAKE TRIBUTARY AT MIDDLETOWN, DE 2.0 4.64 270 8/27/2011 10 212 7/12/2004 01483700 ST JONES RIVER AT DOVER, DE 31.9 11.72 1,900 8/28/2011 53 1,900 9/13/1960 Streamflow affected to unknown degree by Regulation or Diversion 01484100 BEAVERDAM BRANCH AT HOUSTON , DE 303.0 5575.57 300 8/28/2011 53 163 12/9/2009

01169000 NORTH RIVER AT SHATTUCKVILLE, MA 89.0 17.66 53,100 8/28/2011 71 18,800 10/9/2005 01169900 SOUTH RIVER NEAR CONWAY, MA 24.1 13.73 12,700 8/28/2011 45 8,770 10/9/2005 01170000 DEERFIELD RIVER NEAR WEST DEERFIELD, MA 557 23.77 103,000 8/28/2011 71 61,700 4/5/1987 Streamflow affected by Regulation or Diversion 01170100 GREEN RIVER NEAR COLRAIN, MA 41.4 13.31 17,500 8/28/2011 44 6,540 10/9/2005 01171500 AT NORTHAMPTON, MA 52.6 16.42 7,000 8/28/2011 73 6,300 8/19/1955 01181000 WEST BRANCH WESTFIELD RIVER AT HUNTINGTON, MA 94.0 16.94 35,000 8/28/2011 76 28,000 10/9/2005 Peak from HWM. 01198000 GREEN RIVER NEAR GREAT BARRINGTON, MA 51.0 12.38 7,450 8/28/2011 26 6,740 7/13/1996 01198125 NEAR ASHLEY FALLS, MA 465 17.33 9,110 8/30/2011 6 8,060 12/13/2008 This peak streamflow was exceeded during Tropical Storm Lee in September.

01491000 CHOPTANK RIVER NEAR GREENSBORO, MD 113 10.34 9,000 8/28/2011 63 6,970 8/4/1967 01491500 TUCKAHOE CREEK NEAR RUTHSBURG, MD 85.2 9.73 7,500 8/28/2011 16 3,390 4/16/2007 01494150 THREE BRIDGES BRANCH AT CENTREVILLE, MD 9.5 7.4 1,100 8/28/2011 4 519 4/15/2007 01580700 SWAN CREEK AT SWAN CREEK, MD 13.2 8.74 2,000 8/28/2011 3 1,120 12/9/2009 01581649 JAMES RUN NEAR BELCAMP , MD 929.2 7397.39 2, 500 8/28/2011 6 2, 240 9/11/2009 01661050 ST CLEMENT CREEK NEAR CLEMENTS, MD 18.5 7.15 8,100 8/28/2011 41 4,500 9/6/1979

01054200 WILD RIVER AT GILEAD, ME 69.6 17.42 37,800 8/28/2011 48 28,300 10/24/1959

01064500 SACO RIVER NR CONWAY, NH 385 17.23 56,000 8/28/2011 89 47,300 3/27/1953 01074520 EB PEMIGEWASSET R @ LINCOLN, NH 115 17.35 28,100 8/28/2011 17 16,900 4/14/2002 01075000 PEMIGEWASSET R AT WOODSTOCK, NH 193 16.53 48,200 8/28/2011 65 47,000 10/24/1959 Above flood stage 01077400 COCKERMOUTH RIVER AT GROTON, NH 21.4 11.19 5,600 8/28/2011 1 1,500 12/12/2008 01154500 R AT NORTH WALPOLE, NH 5,493 31.36 98,000 8/29/2011 69 97,000 3/27/1953 Streamflow affected by Regulation or Diversion

01367800 AT PELLETTOWN, NJ 15.8 10.00 2,750 8/28/2011 8 1,210 4/16/2007 01377000 HACKENSACK RIVER AT RIVERVALE, NJ 58.0 12.26 4,660 8/28/2011 69 4,620 4/16/2007 Streamflow affected to unknown degree by Regulation or Diversion 01379000 PASSAIC RIVER NEAR MILLINGTON, NJ 55.4 10.26 2,610 8/29/2011 92 2,290 10/20/1996 01379773 GREEN POND BROOK AT PICATINNY ARSENAL, NJ 7.7 3.84 455 8/28/2011 24 333 4/5/1984 01380500 ROCKAWAY RIVER ABOVE AT BOONTON, NJ 116 9.31 9,160 8/28/2011 74 5,590 4/5/1984 01381400 WHIPPANY RIVER NEAR MORRISTOWN, NJ 14.0 10.42 4,920 8/28/2011 15 2,950 10/20/1996 01381500 WHIPPANY RIVER AT MORRISTOWN, NJ 29.4 9.58 2,960 8/28/2011 89 2,800 9/28/1971 01381800 WHIPPANY R NR PINE BROOK, NJ 68.5 10.76 5,910 8/28/2011 20 2,080 10/20/1996 01381900 PASSAIC RIVER AT PINE BROOK, NJ 349 24.12 9,750 8/30/2011 46 8,000 4/7/1984 01382800 PEQUANNOCK RIVER AT RIVERDALE, NJ 83.9 13.99 8/28/2011 7 8,000 4/5/1984 01383500 WANAQUE RIVER AT AWOSTING, NJ 27.1 7.00 3,300 8/28/2011 92 2,800 4/5/1984 01384500 RINGWOOD CREEK NEAR WANAQUE, NJ 19.1 14.02 2,470 8/28/2011 68 2,300 9/16/1999 01387500 RAMAPO RIVER NEAR MAHWAH, NJ 120 15.77 17,600 8/28/2011 89 15,500 4/5/1984 01388000 RAMAPO RIVER AT POMPTON LAKES, NJ 160 22.62 8/28/2011 90 15,400 4/5/1984 Provisional data: Subsequent review may result in significant revisions to the data. Data users are cautioned to consider carefully the provisional nature of the information before using it for decisions that concern personal or public safety or the conduct of business Abbreviations: [mi2, square miles; ft3/s, cubic feet per second; R, River; HWM, High Water Mark; NR, Near; BLW, Below; L, Lake; BR, Branch; W, West; C, Creek ] Peak Number of Peak Stream‐ Years of Stream‐ Date of Station Drainage Peak flow Date of Peak Flow flow Previous Number Station Name Area (mi^2) Stage (ft) (ft^3/s) Peak Record (ft^3/s) Peak Special Remarks 01389550 PECKMAN RIVER AT LITTLE FALLS, NJ 7.8 9.08 8/28/2011 5 1,280 9/6/2008 01391500 SADDLE RIVER AT LODI, NJ 24.0 13.50 5,740 8/28/2011 87 5,330 9/17/1999 01393450 ELIZABETH R AT URSINO LAKE AT ELIZABETH, NJ 16.9 22.51 6,020 8/28/2011 89 4,510 9/16/1999 01394500 RAHWAY R NR SPRINGFIELD, NJ 25.5 10.88 8,620 8/28/2011 73 7,990 9/16/1999 01395000 RAHWAY RIVER AT RAHWAY, NJ 40.9 12.10 8/28/2011 89 5,590 9/17/1999 01396190 SB RARITAN RIVER AT FOUR BRIDGES, NJ 31.0 12.16 8/28/2011 12 3,000 9/16/1999 01396500 SOUTH BRANCH RARITAN RIVER NEAR HIGH BRIDGE, NJ 65.3 12.92 9,440 8/28/2011 95 6,910 1/25/1979 0014000001400000 NNORTHORTH BRANCHBRANCH RARITAN RIVER NEAR RARITANRARITAN,, NJNJ 119090 17.97 17.97440,6000,600 8/8/28/201128/2011 88 229,1009,100 110/19/19960/19/1996 01401000 STONY BROOK AT PRINCETON, NJ 44.5 16.23 11,100 8/28/2011 57 8,960 8/28/1971 01402000 MILLSTONE RIVER AT BLACKWELLS MILLS, NJ 258 21.24 26,800 8/28/2011 90 26,200 9/17/1999 01403150 WEST BRANCH MIDDLE BROOK NEAR MARTINSVILLE, NJ 2.0 9.35 1,530 8/28/2011 31 1,490 9/16/1999 01403900 BOUND BK AT MIDDLESEX, NJ 48.4 13.99 8,780 8/28/2011 25 7,840 9/17/1999 01405030 LAWRENCE BK AT WESTONS MILLS, NJ 44.9 20.26 6,550 8/28/2011 22 4,850 9/21/1989 01405400 MANALAPAN BROOK AT SPOTSWOOD, NJ 40.7 21.84 8/28/2011 54 2,550 9/20/1989 01408000 MANASQUAN RIVER AT SQUANKUM, NJ 44.0 13.06 8,480 8/28/2011 79 2,940 9/21/1938 01408029 MANASQUAN R NR ALLENWOOD, NJ 63.3 20.38 12,400 8/28/2011 42 3,880 10/14/2005 01408120 NORTH BRANCH METEDECONK RIVER NEAR LAKEWOOD, NJ 34.9 11.40 8/28/2011 38 1,370 11/8/1977 01408500 TOMS RIVER NEAR TOMS RIVER, NJ 123 13.62 3,740 8/28/2011 82 2,000 9/23/1938 01409810 WEST BRANCH WADING RIVER NEAR JENKINS, NJ 84.1 16.16 1,780 8/28/2011 28 1,320 2/26/1979 01411456 LITTLE EASE RN NR CLAYTON, NJ 9.8 6.70 8/28/2011 24 414 8/14/2011 01440000 FLAT BROOK NEAR FLATBROOKVILLE, NJ 64.0 12.94 8/28/2011 88 9,560 8/19/1955 01443280 EAST BRANCH NEAR LAYFAYETTE, NJ 13.0 6.63 592 8/28/2011 18 376 4/16/2007 01445000 AT HUNTSVILLE, NJ 31.0 6.01 8/29/2011 31 906 1/25/1979 This ppgppeak streamflow was exceeded during Tropical Storm Lee in September. 01457000 MUSCONETCONG RIVER NEAR BLOOMSBURY, NJ 141 8.75 8,230 8/28/2011 94 7,200 1/25/1979 01464000 ASSUNPINK CREEK AT TRENTON, NJ 90.6 15.12 8/28/2011 88 5,450 7/21/1975 01464500 CROSSWICKS CREEK AT EXTONVILLE, NJ 81.5 17.32 7,140 8/28/2011 72 4,860 9/1/1978 01466500 MCDONALDS BRANCH IN BYRNE STATE FOREST, NJ 2.4 2.54 43 8/28/2011 58 38 7/13/2004 01466900 GREENWOOD BRANCH AT NEW LISBON, NJ 77.9 9.87 8/29/2011 14 1,080 7/13/2004 01467000 NORTH BRANCH RANCOCAS CREEK AT PEMBERTON, NJ 118 4.91 2,410 8/29/2011 90 2,050 7/14/2004 01477120 RACCOON CREEK NEAR SWEDESBORO, NJ 26.9 18.68 5,580 8/28/2011 45 3,530 8/10/1967

01303500 COLD SPRING BROOK AT COLD SPRING HARBOR, NY 7.3 3.76 183 8/28/2011 57 181 1/21/1979 01329490 BELOW MILL AT BATTENVILLE, NY 396 14.27 22900 8/29/2011 7 8,300 3/9/2008 01349150 NR CANAJOHARIE, NY 59.7 10.76 5850 8/28/2011 18 5,510 6/28/2006 01349705 NEAR LEXINGTON, NY 96.8 22.87 34100 8/28/2011 12 23,000 9/16/1999 01349711 BELOW HUNTER BROOK NEAR SPRUCETON, NY 5.0 5.23 4320 8/28/2011 13 2,080 9/16/1999 01349810 WEST KILL NEAR WEST KILL, NY 27.0 14.03 9230 8/28/2011 14 6,500 1/19/1996 01350035 BEAR KILL NEAR PRATTSVILLE, NY 25.7 8.11 2620 8/28/2011 12 2,580 9/18/2004 01350080 MANOR KILL AT WEST CONESVILLE NEAR GILBOA , NY 32. 4 11. 92 6590 8/28/2011 24 5, 050 1/19/1996 01350120 AT GILBOA, NY 10.9 7.51 1750 8/28/2011 35 1,370 1/19/1996 01350140 MINE KILL NEAR NORTH BLENHEIM, NY 16.2 6.26 3560 8/28/2011 36 2,550 1/19/1996 01350355 SCHOHARIE CREEK AT BREAKABEEN, NY 444 22.37 96400 8/28/2011 35 80,200 1/19/1996 01351500 SCHOHARIE CREEK AT BURTONSVILLE, NY 886 15.31 103000 8/29/2011 71 81,600 1/20/1996 float hung up. peak flow may have been higher 01362200 AT ALLABEN, NY 63.7 16.34 39500 8/28/2011 48 21,700 4/2/2005 01362342 HOLLOW TREE BROOK AT LANESVILLE, NY 2.0 5.89 487 8/28/2011 13 306 4/2/2005 01362370 BLW OX CLOVE AT CHICHESTER, NY 30.9 9.61 14300 8/28/2011 4 9,940 1/25/2010 01362500 ESOPUS CREEK AT COLDBROOK, NY 192 23.34 75800 8/28/2011 79 65,300 3/21/1980 01363382 BUSH KILL BLW MALTBY HOLLOW BK AT WEST SHOKAN, NY 16.2 10.01 4540 8/28/2011 10 3,800 4/2/2005 01365000 NEAR LOWES CORNERS, NY 38.3 10.64 7850 8/28/2011 74 7,600 7/22/1938 Provisional data: Subsequent review may result in significant revisions to the data. Data users are cautioned to consider carefully the provisional nature of the information before using it for decisions that concern personal or public safety or the conduct of business Abbreviations: [mi2, square miles; ft3/s, cubic feet per second; R, River; HWM, High Water Mark; NR, Near; BLW, Below; L, Lake; BR, Branch; W, West; C, Creek ] Peak Number of Peak Stream‐ Years of Stream‐ Date of Station Drainage Peak flow Date of Peak Flow flow Previous Number Station Name Area (mi^2) Stage (ft) (ft^3/s) Peak Record (ft^3/s) Peak Special Remarks 01367500 RONDOUT CREEK AT ROSENDALE, NY 383 26.96 36500 8/28/2011 95 35,800 10/16/1955 01374531 EAST BRANCH NEAR CROTON FALLS, NY 86.4 8.63 3720 8/28/2011 16 2,030 4/17/2007 01374821 AT PURDYS STATION, NY 23.8 8.75 2190 8/28/2011 16 1,540 4/16/2007 01374901 AT KATONAH, NY 29.9 7.04 1730 8/28/2011 16 1,440 4/16/2007 01376800 HACKENSACK RIVER AT WEST, NYACK, NY 30.7 11.5 1,740 8/28/2011 49 1,680 4/16/2007 01387400 RAMAPO RIVER AT RAMAPO, NY 86.9 16.04 14200 8/28/2011 32 10,700 4/5/1984 01387420 RAMAPO RIVER AT SUFFERN, NY 93.0 18.88 13,100 8/28/2011 32 12,300 4/5/1984 01387450 MAHWAH RIVER NEAR SUFFERN, NY 12.3 10.66 2,000 8/28/2011 52 1,840 11/8/1977 01413088 EAST BRANCH AT ROXBURY, NY 13. 5 7737.73 866 8/28/2011 10 524 3/23/2010 01413398 BUSH KILL NEAR ARKVILLE, NY 46.7 16.24 13200 8/28/2011 13 5,180 4/3/2005 01413408 DRY BROOK AT ARKVILLE, NY 82.2 14.14 11400 8/28/2011 14 11,100 4/2/2005 01413500 EAST BR DELAWARE R AT MARGARETVILLE, NY 163 15.97 33400 8/28/2011 74 25,800 1/19/1996 01421610 WEST BRANCH DELAWARE RIVER AT HOBART, NY 15.5 3.21 988 8/28/2011 10 738 9/18/2004 01434017 EAST BR NR CLARYVILLE, NY 22.9 13.61 7170 8/28/2011 19 4,590 4/2/2005 01434021 W BR NEVERSINK R AT WINNISOOK L NR FROST VALLEY, NY .8 4.76 293 8/28/2011 19 226 11/28/1993 04275500 AUSABLE RIVER NEAR AU SABLE FORKS, NY 446 14.49 37900 8/28/2011 79 37,400 11/9/1996 float hung up. peak flow may have been higher 04280450 METTAWEE RIVER NEAR MIDDLE GRANVILLE, NY 167 15.04 16800 8/28/2011 23 14,500 3/14/1977 013621955BIRCH CREEK AT BIG INDIAN, NY 12.5 7.18 3710 8/28/2011 12 1,360 3/23/2010 013746201WEST BRANCH CROTON RIVER NEAR CARMEL, NY 42.9 5.88 1970 8/28/2011 16 1,740 4/16/2007

01473500 SCHUYLKILL RIVER AT NORRISTOWN, PA 1,760 19.76 79,000 8/28/2011 25 78,400 6/28/2006

50057000 RIO GURABO AT GURABO, PR 60.2 28.94see remarks 8/23/2011 51 74,600 9/6/1960 No rating coverage above 21.65 ft. Previous max stage = 27.70 50085100 RIO GUAYANES AT CENTRAL ROIG, PR 26.6 27.58see remarks 8/22/2011 10 see remarks 11/9/1969 No rating coverage above 14.70 ft. Previous max stage = 18.65

01154000 SAXTONS R AT SAXTONS R, VT 72.2 19.57 14,700 8/28/2011 52 7,510 6/30/1973 Above flood stage 04288225 W BRANCH LITTLE RIVER NEAR STOW, VT 4.7 4.37 768 8/28/2011 9 595 5/10/2009 01142500 AYERS BROOK AT RANDOLPH, VT 30.5 15.17 5,630 8/28/2011 71 3,480 6/27/1998 Above flood stage 01153550 WILLIAMS R NR ROCKINGHAM, VT 112 17.94 48,700 8/28/2011 23 11,500 3/31/1987 Above flood stage 01334000 WALLOOMSAC R NR N BENNINGTON, VT 111 12.82 9,420 8/28/2011 78 8,450 9/21/1938 04282000 OTTER C @ CENTER RUTLAND, VT 307 17.21 18,300 8/29/2011 81 13,700 9/22/1938 Above flood stage 04287000 DOG R AT NORTHFIELD FALLS, VT 76.1 17.26 23,500 8/28/2011 75 10,600 6/30/1973 Peak not above base, NWS flood stage, or not determined for site 04288000 NR MORETOWN, VT 139 19.06 23,600 8/28/2011 82 18,400 9/22/1938 Above flood stage