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• SENECA II West Coal Mine <br />Pond 16 System <br />HYDROLOGIC INPUT PARAMETERS <br />SEDCAD 4 <br />WATERSHED ID <br />Structure 1 -SWS2 <br />Watershed Id: <br />S1-SWS2 <br />Watershed Area: <br />Curve Number: <br />89.5 acres <br />WATERSHED TYPE COVER SOIL GROUP NUMBER (acres) <br />Pits and Partially <br />Reclaimed <br />Bare/Rou h <br />C <br />86 <br />89.5 <br />Total 89.5 <br />CURVE NUMBER 86 <br />• Soil Erodability Factor (K): <br />SOIL TYPE AREA (acres) K FACTOR K`AREA <br />Disturbed 89.5 0.16 14.3 <br />89.5 <br />Wei hted K Factor 0.16 <br />Control Factor: <br />SOIL TYPE AREA (acres) C FACTOR C'AREA <br />r Disturbed 89.5 1 89.5' <br />Weighted C Factor 1.OOII <br />Practice Factor: <br />SOIL TYPE AREA {acres) P FACTOR P'AREA <br />Disturbed Topsoil <br />Stripped <br />89.5 <br />0.9 <br />80.6 <br /> Weighted P Factor 0.90 <br />L <br />