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• <br />Seneca II Mine <br />PM -12 Channel System <br />HYDROLOGIC INPUT PARAMETERS <br />• <br />• <br />SII Mine TR-41 2.05.3- E2.H.164 Revised 03/07 <br />SEDCAD 4 <br />WATERSHED ID <br />Structure 1 <br />Channel PM -21 <br />Watershed Area: <br />29.8 <br />Curve Number: <br />GROUND <br />HYDROLOGIC <br />CURVE <br />AREA <br />WATERSHED TYPE <br />COVER <br />SOIL GROUP <br />NUMBER <br />acres <br />Reclaim >3 years <br />>70% <br />B <br />62 <br />29.76 <br />Total <br />29.76 <br />CURVE NUMBER <br />62 <br />• <br />• <br />SII Mine TR-41 2.05.3- E2.H.164 Revised 03/07 <br />