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SWB -1 Initial 100YR Discharge.txt <br />Graphical Peak Discharge Mon Nov 26 14:31:29 2012 <br />Project: SWB -1 Initial By: B Langenfeld Date: 11/26/12 <br />Location: Revenue Mine Checked: Date: <br />Developed <br />1. Data: <br />Drainage area A = 30.4082Acres <br />Runoff Curve Number- CN = 84 <br />Time of Concentration- Tc = 0.14 <br />Storm Type = II <br />Pond and swamp areas spread <br />throughout watershed = 0.00 percent of A <br />0.0000 Acres <br />2. Frequency yr = 100 <br />3. Rainfall,P(24 -hour) in = 3.20 <br />4. Initial abstraction, Ia = 0.3810 <br />5. Compute Ia /P = 0.1190 <br />6. Unit peak discharge, qu csm /in = 895.84 <br />7. Runoff,Q in = 1.6823 <br />8. Pond & swap adjustment factor, Fp = 1.00 <br />9. Peak Discharge,qp cfs = 71.6068 <br />Page 1 <br />