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Graphical Peak Discharge <br />Project: SWB -6A <br />Location: Revenue Mine <br />Developed <br />1. Data: <br />SwB -6A 100YR Discharge.txt <br />Tue Jan 28 14:53:55 2014 <br />By: B Langenfeld <br />Checked: <br />Drainage area: .................... A = 0.4647Acres <br />Runoff curve Number: ............. CN = 87 <br />Time of concentration: ........... Tc = 0.03 <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............ = 0.2989 <br />5. Compute Ia /P ....................... = 0.0934 <br />6. unit peak discharge, qu ...... csm /in = 1000.00 <br />7. Runoff ,Q .........................in = 1.9149 <br />8. Pond & swap adjustment factor .... Fp = 1.00 <br />9. Peak Discharge,gp ...............cfs = 1.3903 <br />Date: 01/28/14 <br />Date: <br />RECEIVED <br />Page 1 <br />FEB 272014 <br />Division of Reclamation, <br />Mining & Safety <br />