V4 11 Stormwater Report Rev 3 1 26 2023

96 Hydrograph Report Hydraflow Hydrographs Extension for Autodesk® Civil 3D® by Autodesk, Inc. v2023 Wednesday, 11 / 2 / 2022 Hyd. No. 19 Total Offsite Hydrograph type = Combine Peak discharge = 96.75 cfs Storm frequency = 100 yrs Time to peak = 12.10 hrs Time interval = 3 min Hyd. volume = 401,465 cuft Inflow hyds. = 5, 11, 14, 15, 18 Contrib. drain. area = 4.030 ac Total Offsite Q (cfs) Q (cfs) Hyd. No. 19 -- 100 Year 100.00 100.00 90.00 90.00 80.00 80.00 70.00 70.00 60.00 60.00 50.00 50.00 40.00 40.00 30.00 30.00 20.00 20.00 10.00 10.00 0.00

20.00 10.00 10.00 0.00 0.00 0 3 6 9 12 15 18 21 24 27 Time (hrs) Hyd No. 19 Hyd No. 5 Hyd No. 11 Hyd No. 14 Hyd No. 15 Hyd No. 18