Laserfiche WebLink
KENNECOTT ENERGY CORPORATION <br />COLOWYO MINE <br />• 001A -Streeter Watershed SEDCAD Model Input <br />Structure 2, Subwatershed 1 (S2-SWS1) <br />Disturbance: <br />Topsoil & Seeded: 0 acres <br />1-2 Year Reclamation: 289.:17 acres <br />3+ Year Reclamation: 64.f18 acres <br />Undisturbed: 0 acres <br />Total Subwatershed Area: 354.55 acres <br /> Hydrology: <br /> Time of Concentration: <br /> Elevation Length Description <br /> 35 500 Upland <br /> 400 2100 Grassed Channel <br /> 225 2850 Channel w/Baseflow <br /> 73 2650 Channelw/Baseflow <br /> Curve Number: fi0 <br />• Sediment: <br />Rainfall Factor: <br />19 <br /> <br /> Soil Erodibility Factor: 0.28 <br /> Length-Slope Factor: <br /> Elevation Length Slope <br /> 150 850 17.6`.% <br /> 175 1300 13.SS% <br /> 225 1000 22.5°./0 <br /> 100 800 12.5°.'/0 <br /> 225 1150 19.6Y/a <br /> Average <br /> 175 1020 17.1 °'/, <br /> Control Factor: 0.06 <br /> Practice Factor: 0.38 <br />C <br />