J_2024 05 09_West Orange Stormwater Management Plan

Post-Developed (O-1B) NOAA 24-hr D 100-Year_Future Rainfall=11.58", P2=4.07" West Orange HydroCAD_Post Printed 5/13/2024 Page 260 Prepared by Burns & McDonnell HydroCAD® 10.20-4b s/n 08510 © 2023 HydroCAD Software Solutions LLC Primary OutFlow Max=1.65 cfs @ 12.58 hrs HW=602.16' TW=591.31' (Dynamic Tailwater) 1=SD-21 Outlet (Elevation F) (Passes 1.65 cfs of 12.01 cfs potential flow) 2=Water Quatity (Elevation G) (Orifice Controls 0.40 cfs @ 11.85 fps) 3=Water Quantity (Elevation H) (Orifice Controls 1.25 cfs @ 6.00 fps) 4=Overflow Grate (Elevation I) ( Controls 0.00 cfs) Pond 1P: BR-01 Hydrograph Inflow Primary 4.23 cfs Inflow Area=0.567 ac Peak Elev=602.16' Storage=6,639 cf 4 Flow (cfs) 3 2 1.65 cfs 1 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