J_2024 05 09_West Orange Stormwater Management Plan

Post-Developed (O-AquaShield) West Orange HydroCAD_Pre NOAA 24-hr D 2-Year_Current Rainfall=3.45", P2=3.45" Prepared by Burns & McDonnell Printed 5/13/2024 Page 9 HydroCAD® 10.20-4b s/n 08510 © 2023 HydroCAD Software Solutions LLC Hydrograph for Subcatchment 22S: PO-DA 6 Time Precip. Excess (hours) (inches) (inches) 0.00 0.00 0.00 0.50 0.02 0.00 1.00 0.04 0.00 1.50 0.06 0.00 2.00 0.08 0.00 2.50 0.11 0.00 3.00 0.13 0.00 3.50 0.16 0.00 4.00 0.18 0.00 4.50 0.21 0.00 5.00 0.24 0.00 5.50 0.26 0.00 6.00 0.29 0.00 6.50 0.33 0.00 7.00 0.36 0.00 7.50 0.40 0.00 8.00 0.45 0.00 8.50 0.50 0.01 9.00 0.55 0.02 9.50 0.61 0.03 10.00 0.68 0.05 10.50 0.77 0.08 11.00 0.90 0.13 11.50 1.09 0.22 12.00 1.65 0.55 12.50 2.36 1.07 13.00 2.55 1.22 13.50 2.68 1.32 14.00 2.77 1.39 14.50 2.84 1.46 15.00 2.90 1.51 15.50 2.95 1.55 16.00 3.00 1.59 16.50 3.05 1.63 17.00 3.09 1.66 17.50 3.12 1.69 18.00 3.16 1.72 18.50 3.19 1.75 19.00 3.21 1.77 19.50 3.24 1.79 20.00 3.27 1.82 20.50 3.29 1.84 21.00 3.32 1.86 21.50 3.34 1.88 22.00 3.37 1.90 22.50 3.39 1.92 23.00 3.41 1.94 23.50 3.43 1.96 24.00 3.45 1.97 Runoff (cfs) 0.00 0.00 0.00 0.00 0.00 0.01 0.01 0.01 0.01 0.02 0.02 0.02 0.02 0.02 0.03 0.03 0.04 0.05 0.06 0.08 0.11 0.15 0.23 0.42 1.22 1.93 0.73 0.46 0.33 0.28 0.23 0.19 0.18 0.16 0.15 0.14 0.12 0.11 0.11 0.11 0.10 0.10 0.10 0.09 0.09 0.08 0.08 0.08 0.07