Wyoming Valley, Pennsylvania Flood Operations Plan 44 TOP OF FLOOD / FLOODWALL ELEVATION VARIES 43 "FREEBOARD ZONE" 42 MAXIMUM EFFECTIVE DESIGN FLOOD PROTECTION. 41 WILKES - BARRE - LCFPA INSTALLS COURTHOUSE NORTH LAWN CLOSURE 40 WYOMING - LCFPA INSTALLS CLOSURE ON SIDEWALK AT 12 TUBES ON RT. 11. 39 EMBANKMENT PLYMOUTH - LCFPA INSTALLS CLOSURES AT BEADE STREET & OTSEGO 38 NORTH RR STREET. LAKE EXETER - LCFPA INSTALLS WILKERN ST. CLOSURE 37 EXETER - LCFPA INSTALLS OLD POCONO NORTHEAST RR CLOSURE AT RT 92. COOPERSTOWN WILKES-BARRE & EDWARDSVILLE - LCFPA INSTALL CLOSURES AT NORFOLK SOUTHERN RR 36 TRACKS. WEST WYOMING - LCFPA INSTALLS CLOSURE AT OLD LEHIGH VALLEY RR TRACKS. HANOVER TWP. - DUNDEE AREA INUNDATION BEGINS. EDWARDSVILLE - RT. 11 INUNDATED. 35 R. NESCOPECK BOROUGH - INUNDATION BEGINS N A AN WILKES - BARRE - LCFPA INSTALLS PEDESTRIAN CLOSURE IN FLOODWALL AT RIVERSIDE DR. & MARKET ST. BRIDGE CLOSURE. 126 MILESEH 34 EDWARDSVILLE - LCFPA INSTALLS CLOSURE AT RT. 11 KINGSTON - LCFPA INSTALLS MARKET ST. BRIDGE CLOSURE. SUS QU VESTAL BINGHAMTON MAJOR FLOOD STAGE WILKES - BARRE - LCFPA INSTALLS CLOSURE AT COURTHOUSE ON NORTH ST. 33 MILES CHE ELMIRA MU 50 WYOMING - LCFPA INSTALLS CLOSURE AT OLD DL & W R.R. TRACKS. NG CHEMUNG 32 R. CONKLIN LEVEE WILKES-BARRE - HOLLENBACK PARK FLOODS. EDWARDSVILLE - MARK PLAZA FLOODS. DURYEA - COXTON RD. FLOODING. HANOVER TWP. - NO LCFPA INSTALLS CLOSURE 31 GREAT BEND AT NORFOLK SOUTHERN RR & SOLOMON CREEK PUMP STATION. WEST PITTSTON - SUSQUEHANNA AVE. FLOODING. RT WILKES-BARRE - C.H. SUBBASEMENT FLOODS, BROOKSIDE (WB) - FLOOD PROTECTION SYS. ACTIVATED. LCFPA INSTALLS H 30 FT. + MAJOR FLOOD STAGE 30 PORTAL GATES AT RIVERFRONT PARK. RT. 11, AVONDALE INUNDATED. SHICKSKINNY - MAIN ST. FLOODING FROM SEWERS. LEVEE PATROLS BEGIN** 39 MILES SHICKSHINNY - MAIN ST. INUNDATED & RT. 11 CLOSES. PORT BLANCHARD - RIVER ROAD INUNDATION BEGINS. MOCANAQUA - INUNDATION BEGINS BR 29 TOWANDA PP&L - RIVERLANDS FACILITIES INUNDATION BEGINS. WEST PITTSTON - SUSQUEHANNA AVE. INUNDATION BEGINS. ANC NA R. NA WEST NANTICOKE - RT. 11 CLOSES & CANAL ST. INUNDATION BEGINS. MODERATE FLOOD STAGE H N A MODERATE 28 SUS MESHOPPEN FLOOD STAGE HARDING - INUNDATION BEGINS. PLAINSVILLE - RIVER RD INUNDATED 28 TO 30 FT. QU E 34 MILES WEST NANTICOKE - RT. 11 INUNDATION BEGINS. HA 27 N LACKAW SHICKSHINNY - SUSQUEHANNA AVE. INUNDATED. NA R. SCRANTON 26 PITTSTON 25 7.6 MILES WILKES-BARRE SHICKSHINNY - CANAL ST. INUNDATION BEGINS. 24 28 MILES PITTSTON CITY - LOWLANDS INUNDATION BEGINS. FLOOD STAGE PLAINS - FARM AREAS INUNDATED. BERWICK 23 FLOOD STAGE* LOWLANDS OF PLAINSVILLE & 22 22 TO 28 FT. PLYMOUTH FLATS INUNDATED. 36 MILES SUNBURY 21 WARNING STAGE EMA CONTROL SHICKSHINNY - VINE ST., PLAINSVILLE - FARM AREA, & 20 CENTER ACTIVATES KINGSTON - NESBITT PARK INUNDATION BEGINS. WILKES- BARRE LCFPA MARKET & UNION ST. PUMP STATIONS ACTIVATED. 19 52 MILES HANOVER TWP. LCFPA SOLOMONS CREEK PUMP STATION ACTIVATED. 18 PLYMOUTH LCFPA BROWN & WADHAM CREEK PUMP STATIONS ACTIVATED. 17 STAGE BANK 16 HARRISBURG ACTION SUS EDWARDSVILLE 15 LCFPA LOVELAND PUMP STATION ACTIVATED. QU EH AN 14 WILKES-BARRE LCFPA ROSS ST. PUMP STATION ACTIVATED. NA R. 13 71 MILES WILKES-BARRE LCFPA; D & H, HORTON ST., OLD RIVER RD. PUMP STATIONS ACTIVATED. 12 EDWARDSVILLE LCFPA WOODWARD PUMP STATION ACTIVATED. 11 KINGSTON LCFPA CHURCH ST. PUMP STATION ACTIVATED. 10 ACTION STAGE* HANOVER TWP. LCFPA DELANEY PUMP STATION ACTIVATED. 10 TO 22 FT. 9 * FLOOD STAGE INDICATES RIVER OVERFLOWS NATURAL BANKS HAVRE de GRACE AT 22 FEET. LCFPA OPERATIONS BEGIN AT STAGE 10 FEET. 8 RIVER ** IF THE FLOOD IS FORECAST TO RISE ABOVE STAGE 30 FEET, 7 LCFPA BEGINS MOBILIZATION OF THE LEVEE PATROLS. AFFECTED COMMUNITIES OUTSIDE OF THE FLOOD PROTECTION 6 SYSTEM SHOULD BEGIN FLOOD PATROLS. 5 NOTES: 1. THE LUZERNE COUNTY FLOOD PROTECTION AUTHORITY (LCFPA) MAINTAINS AND OPERATES THE WYOMING VALLEY FLOOD RISK MANAGEMENT PROJECT 4 Prepared: May, 1964 (WVFRMP). UNLESS NOTED OTHERWISE, ALL FLOOD OPERATION Updated: May, 1973 ACTIVATIONS PERTAIN TO THE WVFRMP. 3 Updated: July, 1976 2. ALL INFORMATION SHOWN IN THIS EXHIBIT PERTAINS TO USGS GAGE 01536500 Updated: Oct, 1979 2 /2&$7('$7/$7,78'( /21*,78'( 217+('2:1 Updated: March, 1985 STREAM SIDE OF THE NORTH (PIERCE) STREET BRIDGE BY THE LUZERNE Updated: July, 2013 COUNTY COURTHOUSE. IN WILKES-BARRE, PA. Updated: October, 2018 1 EXHIBIT B GAGE ZERO STAGE = 510.86 NAVD88 OR 511.47 NGVD29 0 Wyoming Valley, Pennsylvania River Flow: Flood Operations Plan Highs Recorded: Lows Recorded: Height: 40.38 335,000 37.10 257,000 35.39 232,000 31.89 198,000 25.92 147,000 22.35 118,000 17.45 82,000 12.69 50,000 8.12 25,000 5.18 13,000 Mean Annual Discharge 3.67 9,000 2.47 6,000 1.52 4,000 0.35 2,000 North Branch of Susquehanna River drains an area Huntington Creek 114.0 Black Creek 61.7 Wapwallopen Creek 53.2 Little Wapwallopen Creek 39.5 Shickshinny Creek 35.0 Hunlock Creek 32.5 Harvey Creek 46.3 Newport Creek 14.0 Nescopeck Creek 174.0 Solomon Creek 18.2 Toby Creek 36.5 Mill Creek 36.6 Abrahams Creek 17.4 Lackawanna River 348 above Wilkes-Barre of about 9,960 sq. miles. LUZERNE COUNTY CREEKS RIVER RECORDS RIVER FLOW CHART Gage Height: Cu. Ft. per Sec. EXHIBIT B Drainage Area - SQ. ML. 39.75 8.5 35.11 7.2 31.20 6.8 22.99 5.7 14.22 3.9 4.03 1.4 34.45 Ft. Jan. 20, 1996 34.96 Ft. Sept. 19, 2004 35.06 Ft. Sept. 27, 1975 40.91 Ft. June 24, 1972 42.66 Ft. Sept 9, 2011 Minus 1.57 Ft. Nov. 15, 1964 Minus 1.78 Ft. Sept. 17, 1964 Feet Per Second: (7.5 Gals.).