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Hydrograph Report <br />Hyd. No. 11 <br />PRE: AREA 1 <br />Hydrograph type <br />= SCS Runoff <br />Storm frequency <br />= 1 yrs <br />Drainage area <br />= 5.16 ac <br />Basin Slope <br />= 10.7 % <br />Tc method <br />= LAG <br />Total precip. <br />= 2.35 in <br />Storm duration <br />= 24 hrs <br />Hydrograph Discharge Table <br />Time -- Outflow <br />(hrs cfs) <br />12.00 <br />0.35 <br />12.07 <br />0,46 << <br />12.13 <br />0.39 <br />12.20 <br />0.28 <br />End <br />Page 1 <br />English <br />Peak discharge <br />0.46 cfs <br />Time interval = <br />4 min <br />Curve number <br />61.9 <br />Hydraulic length = <br />470 ft <br />Time of conc. (Tc) = <br />8.7 min <br />Distribution = <br />Type 11 <br />Shape factor = <br />484 <br />Total Volume = 3,023 cult <br />