Drainage Report

Basin 2-3 without exfiltration Proposed Basin 2-3 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 32 Subcatchment 40S: Basin 2-3 Hydrograph 16 Runoff 15 14.34 cfs 14 NOAA 24-hr D 13 100-Year Rainfall=8.66" 12 11 Runoff Area=98,395 sf 10 Runoff Volume=1.353 af Flow (cfs) 9 8 Runoff Depth=7.19" 7 Flow Length=1,558' 6 Tc=10.5 min 5 4 CN=79/98 3 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)