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Seneca II-W Mine <br />Pond 005 <br />HYDROLOGIC INPUT PARAMETERS <br />• <br /> SEDCAD4 <br /> WATERSHED ID <br /> 005-Lower <br /> S2-SWS-1 <br />Watershed Area: <br />43.3 <br />Sedimentology: Control Factor <br /> CONTROL <br />COVER COVER TYPE VEGETATION FACTOR AREA (acres) <br /> 25% canopy, 80% <br />Undistrubed Sagebrush ground cover 0.042 10.2 <br /> 25% canopy, 80% <br /> Mixed Brush ground cover 0.042 31.3 <br /> Herbaceous 80% ground cover 0.043 0 <br />Disturbed Bare Ground None 1.0 1.8 <br /> Total 43.3 <br /> Weighted Control Factor 0.082 <br />The soil erodibility factor, "k-Factor", .values were determined based on Seneca II-W soil survey <br />information (see Table 13-2). The values were taken from Soils of Colorado, Loss Factors and <br />Erodibility, Soil Conservation Service, 1983. <br />The Control Factor values were adapted from Attachment 13-5B, Drainage and Sediment Control Plan. <br />The values were taken from Renard, et al. (1996) Predicting Soil Erosion by Water.• A Guide to <br />Converation Planning with the Revised Universal Soil Loss Equation (RUBLE) .Agricultural Handbook <br />703. U.S. Department of Agriculture. <br />• <br />Revised 08/07 <br />TR-59 13-3C-A.19 <br />