J_2024 05 09_West Orange Stormwater Management Plan

Post-Developed (O-1B) NOAA 24-hr D 2-Year_Current Rainfall=3.45", P2=3.45" West Orange HydroCAD_Post Printed 5/13/2024 Page 63 Prepared by Burns & McDonnell HydroCAD® 10.20-4b s/n 08510 © 2023 HydroCAD Software Solutions LLC Primary OutFlow Max=0.19 cfs @ 12.69 hrs HW=599.40' TW=588.77' (Dynamic Tailwater) 1=SD-22 Outlet (Elevation F) (Passes 0.19 cfs of 11.06 cfs potential flow) 2=Water Quatity (Elevation G) (Orifice Controls 0.19 cfs @ 5.48 fps) 3=Water Quantity (Elevation H) ( Controls 0.00 cfs) 4=Overflow Grate (Elevation I) ( Controls 0.00 cfs) Pond 2P: BR-02 Hydrograph Inflow Primary 0.65 cfs 0.7 Inflow Area=0.350 ac Peak Elev=599.40' Storage=874 cf 0.65 0.6 0.55 0.5 Flow (cfs) 0.45 0.4 0.35 0.3 0.25 0.19 cfs 0.2 0.15 0.1 0.05 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Time (hours) 15 16 17 18 19 20 21 22 23 24