V3 RESUBMISSION Stormwater Management Report Rev 2 Dated November 3 2022

19 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 9 DA-3 Hydrograph type = Combine Peak discharge = 8.718 cfs Storm frequency = 2 yrs Time to peak = 12.10 hrs Time interval = 3 min Hyd. volume = 36,895 cuft Inflow hyds. = 4, 5 Contrib. drain. area = 6.940 ac DA-3 Q (cfs) Q (cfs) Hyd. No. 9 -- 2 Year 10.00 10.00 8.00 8.00 6.00 6.00 4.00 4.00 2.00 2.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 9 Hyd No. 4 Hyd No. 5