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3. Reclamation Conditions <br /> 3_1 Area 1 <br /> Runoff Curve Number and Runoff <br /> Project:23 1/4 West Pit <br /> Project: Reclaimed Runoff By: B Langenfeld Date: 05/28/20 <br /> Location: 23 1/4 West Pit—Area 1 <br /> Reclaimed <br /> 1. Runoff Curve Number(CN) <br /> Cover description CN Soil Group Area(Acre) <br /> Pasture Grassland Range(Fair) 79 C 9.3 <br /> Water Surface 100 20.7 <br /> CN (weighted): 93.5 <br /> Total Area: 30.0 Acre <br /> 2. Runoff <br /> Return Period: 100 YEAR <br /> Rainfall, P: 2.21 in <br /> Runoff,Q: 1.55 in <br /> Runoff Volume: 3.87 Acre-Ft <br /> 3.2 Area 2 <br /> Runoff Curve Number and Runoff <br /> Project:23 1/4 West Pit <br /> Project: Reclaimed Runoff By: B Langenfeld Date: 07/29/20 <br /> Location: 23 1/4 West Pit -Area 2 <br /> Present <br /> 1. Runoff Curve Number(CN) <br /> Cover description CN Soil Group Area(Acre) <br /> Pasture Grassland Range(Fair) 79 C 18.5 <br /> CN (weighted): 79.0 <br /> Total Area: 18.5 Acre <br /> 2. Runoff <br /> Return Period: 100 YEAR <br /> Rainfall, P: 2.21 in <br /> Runoff, Q: 0.65 in <br /> Runoff Volume: 1.00 Acre-Ft <br /> 23 114 West <br /> July 2020 AG-1-3 Grog l cwicki and,issocia4o PLL(' <br />