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10 <br /> Hydrograph Report <br /> Hydraflow Hydrographs Extension for Autodesk®Civil 3D®by Autodesk,Inc.v2022 Thursday, 10/10/2024 <br /> Hyd. No. 5 <br /> Drainage Basin 1 - Reclamation <br /> Hydrograph type = Rational Peak discharge = 18.52 cfs <br /> Storm frequency = 100 yrs Time to peak = 362 min <br /> Time interval = 1 min Hyd. volume = 402,313 cuft <br /> Drainage area = 39.820 ac Runoff coeff. = 0.59* <br /> Intensity = 0.788 in/hr Tc by TR55 = 362.00 min <br /> IDF Curve = Evans.IDF Asc/Rec limb fact = 1/1 <br /> "Composite(Area/C)=[(18.820 x 1.00)+(21.000 x 0.23)]/39.820 <br /> Drainage Basin 1 - Reclamation <br /> Q (cfs) Hyd. No. 5-- 100 Year Q (cfs) <br /> 21.00 21.00 <br /> 18.00 18.00 <br /> 15.00 15.00 <br /> 12.00 - 12.00 <br /> 9.00 9.00 <br /> 6.00 6.00 <br /> 3.00 3.00 <br /> 0.00 0.00 <br /> 0 60 120 180 240 300 360 420 480 540 600 660 720 780 <br /> Hyd No. 5 Time(min) <br />