Stormwater Report

1240815-pipes Prepared by Casey & Keller, Inc 512-516 Pleasant Valley Way, West Orange NOAA 24-hr D 2-Year-2020 Rainfall=3.47", P2=3.47" Printed 8/25/2025 HydroCAD® 10.20-7a_s/n 03272 © 2025 HydroCAD Software Solutions LLC Page 4 Subcatchment 1: Exisiting Hydrograph Flow (cfs) 0 Sap Dias agaagal y y y 0 2 4 6 8B 10 1214 16 18 20 22 24 26 28 30 32 54 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 Time (hours) 2-Year-2020 Rainfall=3.47" Runoff Area=16,242 sf Runoff Volume=0.081 af NOAA 24-hr D P2=3.47" Runoff Depth=2.60" Flow Length=141'" Tc=5.9 min CN=74/98 11