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 60 Prepared by Burns & McDonnell HydroCAD® 10.20-4b s/n 08510 © 2023 HydroCAD Software Solutions LLC Primary OutFlow Max=0.24 cfs @ 12.86 hrs HW=598.20' TW=590.85' (Dynamic Tailwater) 1=SD-21 Outlet (Elevation F) (Passes 0.24 cfs of 9.37 cfs potential flow) 2=Water Quatity (Elevation G) (Orifice Controls 0.24 cfs @ 6.98 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 0.93 cfs 1 Flow (cfs) Inflow Area=0.567 ac Peak Elev=598.20' Storage=1,470 cf 0.24 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