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Hydrograph Report <br />Hyd. No. 22 <br />POST <br />Hydrograph type <br />Storm frequency <br />Drainage area <br />Basin Slope <br />Tc method <br />Total precip. <br />Storm duration <br />SCS Runoff <br />1 yrs <br />11.05 ac <br />= 3.3 % <br />- LAG <br />= 2.35 in <br />= 24 h rs <br />Hydrograph Discharge Table <br />Time -- Outflow <br />(hrs cfs) <br />12.00 <br />2.13 <br />12.10 <br />2.77 << <br />12.20 <br />2.18 <br />12.30 <br />1.42 <br />End <br />Page 1 <br />English <br />Peak discharge 2.77 cfs <br />Time interval = <br />6 min <br />Curve number <br />68 <br />Hydraulic length = <br />725 ft <br />Time of conc. (Tc) <br />19 min <br />Distribution = <br />Type II <br />Shape factor = <br />484 <br />Total Volume 12,206 cuff <br />