V4 11 Stormwater Report Rev 3 1 26 2023

8 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 3 DA-1A Hydrograph type = Combine Peak discharge = 6.121 cfs Storm frequency = 2 yrs Time to peak = 12.10 hrs Time interval = 3 min Hyd. volume = 27,655 cuft Inflow hyds. = 1, 2 Contrib. drain. area = 6.970 ac DA-1A Q (cfs) Q (cfs) Hyd. No. 3 -- 2 Year 7.00 7.00 6.00 6.00 5.00 5.00 4.00 4.00 3.00 3.00 2.00 2.00 1.00 1.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 3 Hyd No. 1 Hyd No. 2