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• 5. Compute la/P ....................... = 0.3514 <br />6. Unit peak discharge, qu......csm/in = 251.35 <br />7. Runoff,Q .........................in = 0.3498 <br />_ 8. Pond & swap adjustment factor,...Fp = 1.00 <br />9. Peak Discharge,gp ...............cfs = 15.1729 <br />Time of Concentration (SCS Method) 12/07/2001 14:06 <br />Curve Number: 74 <br />Length of Flow (ft): 3806.30 <br />Average Land Slope Q: 3.00 <br />Time of Concentration (hrs): 1.06 <br />~J <br />Pond Volume Calculation based on Universal Soil Loss Equation12/10/2001 13:03 <br />----------------------------------------------------------------------- <br />----------------------------------------------------------------------- <br />Input Data <br />Landuse Area Rainfall Erod- Length Slope Ls Cf Pf <br />(AC) <br />------------- Factor <br />------- ability (ft) <br />------------ (%) <br />--------------------------------------- <br />------------ <br />------------- <br />DRYLAND 25.2 ------- <br />50.0 ------------ <br />0.37 3806.0 --------------------------- <br />3.0 0.85 0.50 1.00 <br />IRRIGATE 85.2 50.0 0.37 3806.0 3.0 0.85 0.50 1.00 <br />Runoff = 0.360 inch. <br />Sediment Density = 112.000 <br />Time = 3.0 years <br />Drainage Ratio = 0.37 <br />Total Area = 110.436 sq.ft <br />Gross Erosion = 0.020 tons/yr. <br />Total Yield = 0.007 tons/yr. <br />Runoff Volume = 3.313 cu.ft. <br />Sediment Volume = 0.396 cu.ft. <br />• ~ Total Volume = 3.709 cu.ft. <br />REVLSED MARCH 2006 <br />Attachment 2.05.3(3)-4-2 <br />