Drainage Report

Basin 5 witout exfiltration Proposed basin 5 R5 NOAA 24-hr D 100-Year Rainfall=8.66" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 37 Subcatchment 25S: overland 5-A Hydrograph Runoff 11 10.39 cfs 10 NOAA 24-hr D 9 100-Year Rainfall=8.66" 8 Runoff Area=68,635 sf 7 Runoff Volume=0.848 af Flow (cfs) 6 Runoff Depth=6.46" 5 Flow Length=394' 4 Tc=7.6 min 3 CN=74/98 2 1 0 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 Time (hours)