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0 <br />KENNECOTT ENERGY CORPORATION <br />COLOWYO MINE <br />Streeter Watershed SE©►CAD Model Input <br />Structure 4, Subwatershed I <br />Disturbance: <br />Topsoil & Seeded: <br />1-2 Year Reclamation: <br />3+ Year Reclamation: <br />Undisturbed: <br />Total Subwatershed Area: <br />Hydrology: <br />Time of Concentration: <br />0 acres <br />0 acres <br />35,43 acres <br />23.61 acres <br />59,04 acres <br />Elevation Length Description <br />10 244 Upland <br />50 - 1159 Grassed Channel <br />75 856 Diversion <br />Curve Number: <br />Sediment: <br />Rainfall Factor <br />Soil Erodibility Factor. <br />Length -Slope Factor: <br />Elevation Length <br />62 680 <br />40 400 <br />Average <br />51 <br />Control Factor.• <br />Practice Factor., <br />540 <br />19 <br />0.28 <br />Slope <br />9.1 <br />10.0% <br />Exh. 7 -SP -14 <br />9.6% <br />0.03 <br />0.59 <br />Revision Date: 2/1/06 <br />Revision No.: TR -63 <br />