Report 4 13 2026

29906 15 Ridgeway West Orange Final NOAA 24-hr D 10-Year-2020 Rainfall=5.38", P2=3.47" Prepared by Ensurplan Inc Printed 4/20/2026 HydroCAD® 10.20-8a s/n 11646 © 2025 HydroCAD Software Solutions LLC Page 52 Summary for Reach 12R: Study Point At Inlet Inflow Area = 0.390 ac,100.00% Impervious, Inflow Depth = 3.95" for 10-Year-2020 event Inflow = 0.66 cfs @ 12.27 hrs, Volume= 0.128 af Outflow = 0.66 cfs @ 12.27 hrs, Volume= 0.128 af, Atten= 0%, Lag= 0.0 min Routing by Stor-Ind+Trans method, Time Span= 0.00-48.00 hrs, dt= 0.01 hrs Reach 12R: Study Point At Inlet Hydrograph 0.7 0.66 cfs Inflow Outflow 0.65 0.6 Inflow Area=0.390 ac 0.55 0.5 0.45 Flow (cfs) 0.4 0.35 0.3 0.25 0.2 0.15 0.1 0.05 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 Time (hours)