Drainage Report

Basin 2-4 without exfiltration Proposed Basin 2-4 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 38S: Basin 2-4 Hydrograph 15 Runoff 14 13.54 cfs 13 NOAA 24-hr D 12 100-Year Rainfall=8.66" 11 Runoff Area=96,037 sf 10 9 Runoff Volume=1.223 af Flow (cfs) 8 Runoff Depth=6.65" 7 Flow Length=1,912' 6 5 Tc=10.1 min 4 CN=78/98 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)