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i• <br />Watershed ID: <br />S2-S W S 1 <br />SEDCAD 4 <br />WATERSHED ID <br />Structure 2 - SWS1 <br /> <br /> <br />TR-56 <br />Watershed Area: <br />Curve Number: <br />SENECA II West Coal Mine <br />Pond 016 System <br />HYDROLOGIC INPUT PARAMETERS <br />18.7 acres <br />WATERSHED TYPE COVER SOIL GROUP NUMBER (acres) <br />Sa ebrush Good >70%) C 47 6.9 <br />As en/Mountain Brush Good >70%) B 30 11.8 <br />Total 18.7 <br />CURVE NUMBER 36 <br />Soil Erodability Factor (K): <br />SOIL TYPE AREA (acres} K FACTOR K"AREA <br />Winevada-Splitro <br />Complex <br />11.1 <br />0.37 <br />4.1 <br />Sk a Silt Loam 7.2 0.28 2.0 <br />18.3 <br />Wei hted K Factor 0.33 <br />Control Factor: <br />SOIL TYPE AREA (acres) C FACTOR C"AREA <br />Sa ebrush 6.9 0.042 0.3 <br />Aspen/Mountain Brush 11.8 0.042 0.5 <br /> Wei hted CP Factor 0.04 <br />Practice Factor: <br />SOIL TYPE AREA (acres) P FACTOR P*AREA <br />Undisturbed 18.7 1 18.7 <br />Wei hted CP Factor 1.00 <br />13-SF-A.17 <br />Revised 09/06 <br />