Drainage Report

Basin 2-3 without exfiltration Proposed Basin 2-3 R5 NOAA 24-hr D 10-Year Rainfall=5.22" Prepared by Anderson Consulting Services Printed 10/29/2023 HydroCAD® 10.20-3f s/n 06666 © 2023 HydroCAD Software Solutions LLC Page 21 Subcatchment 40S: Basin 2-3 Hydrograph Runoff 7.90 cfs 8 NOAA 24-hr D 7 10-Year Rainfall=5.22" 6 Runoff Area=98,395 sf Runoff Volume=0.737 af 5 Flow (cfs) Runoff Depth=3.92" 4 Flow Length=1,558' 3 Tc=10.5 min CN=79/98 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)