1240815StormWaterManagementReportrcd 3 12 2026

512-516 Pleasant Valley Way, West Orange 1240815-pipes3-C NOAA 24-hr D 100-Year-2050 Rainfall=11.52", P2=4.09" Prepared by Casey & Keller, Inc Printed 2/4/2026 HydroCAD® 10.20-7a s/n 03272 © 2025 HydroCAD Software Solutions LLC Subcatchment 1: Exisiting Hydrograph Runoff 4 3.81 cfs NOAA 24-hr D 100-Year-2050 Rainfall=11.52" P2=4.09" 3 Runoff Area=16,242 sf Runoff Volume=0.319 af Flow (cfs) Runoff Depth=10.28" 2 Flow Length=141' Tc=5.5 min CN=74/98 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) 108