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Watershed ID: <br />S4-SWS2 <br />SEDCAD4 <br />WATERSHED ID <br />Structure 4 -SWS2 <br />Watershed Area: <br />Curve Number: <br />SENECA II West Coal Mine <br />Pond 016 System <br />HYDROLOGIC INPUT PARAMETERS <br />5.2 acres <br />WATERSHED TYPE COVER SOIL GROUP NUMBER (acres) <br />Sa ebrush Good(>70%) D 55 1.3 <br />As en/Mountain Brush Good(>70%) D 48 3.5 <br />Mesic Draina a Fair (30%<x<70% C 81 0.4 <br />Total 5.2 <br />CURVE NUMBER 46 <br />Soil Erodability Factor (K): <br />SOIL TYPE AREA (acres) K FACTOR K*AREA <br />Routt Cla 1.1 0.28 0.3 <br />Binco Cla Loam 0.8 0.28 0.2 <br />Coutis Slit Loam 2.0 0.37 0.7 <br />Roxal Variant 1.2 0.28 0.3 <br />5.1 <br />Wei hted K Factor 0.32 <br />Control Factor: <br />SOIL TYPE AREA (acres) C FACTOR C*AREA <br />Sa ebrush 1.3 0.042 0.1 <br />Aspen/Mountain Brush 3.5 0.042 0.1 <br />Mesic Draina a 0.4 0.100 0.0 <br />5.2 <br />Wei hted CP Factor 0.046 <br />Practice Factor: <br />SOIL TYPE AREA (acres) P FACTOR P*AREA <br />Undisturbed 5.2 1 5.2 <br />Wei hted CP Factor 1.00 <br /> <br /> <br /> <br />TR-56 13-5F-A.28 Revised 09/06 <br />