J_2024 05 09_West Orange Stormwater Management Plan

Post-Developed (O-1B) NOAA 24-hr D 2-Year_Future Rainfall=4.07", P2=4.07" West Orange HydroCAD_Post Printed 5/13/2024 Page 100 Prepared by Burns & McDonnell HydroCAD® 10.20-4b s/n 08510 © 2023 HydroCAD Software Solutions LLC Primary OutFlow Max=0.30 cfs @ 12.82 hrs HW=599.34' TW=590.88' (Dynamic Tailwater) 1=SD-21 Outlet (Elevation F) (Passes 0.30 cfs of 10.19 cfs potential flow) 2=Water Quatity (Elevation G) (Orifice Controls 0.30 cfs @ 8.66 fps) 3=Water Quantity (Elevation H) ( Controls 0.00 cfs) 4=Overflow Grate (Elevation I) ( Controls 0.00 cfs) Pond 1P: BR-01 Hydrograph Inflow Primary 1.21 cfs Inflow Area=0.567 ac Peak Elev=599.34' Storage=1,902 cf Flow (cfs) 1 0.30 cfs 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