NJ DEP 2-hr NJDEP WQ Rainfall=1.25" Printed 12/19/2025 tions LLC Page 27
Analysis - Proposed Conditions NJ DEP 2 Prepared by Civil Core Consulting HydroCAD® 10.20-8a s/n 13637 © 2025 HydroCAD Software Solutions LLC
Summary for Pond 13P: BIORENTION BASIN 3A
Inflow Area = 29,621 sf, 0.00% Impervious, Inflow Depth = 0.00" for NJDEP WQ event Inflow = 0.00 cfs @ 0.00 hrs, Volume= 0 cf Outflow = 0.00 cfs @ 0.00 hrs, Volume= 0 cf, Atten= 0%, Lag= 0.0 min Primary = 0.00 cfs @ 0.00 hrs, Volume= 0 cf Routing by Dyn-Stor-Ind method, Time Span= 0.00-72.00 hrs, dt= 0.01 hrs Peak Elev= 93.30' @ 0.00 hrs Surf.Area= 77 sf Storage= 0 cf Plug-Flow detention time=(not calculated: initial storage exceeds outflow) Center-of-Mass det. time=(not calculated: no inflow)
#1 93.30' 1,041 cf Custom Stage Data (Prismatic) Listed below (Recalc)
Elevation (feet) Surf. Area (sq-ft) Inc. Store (cubic-feet) Cum. Store (cubic-feet)
93.30 77 0 0
94.00 417 173 173
95.00 1,319 868 1,041
Device Routing Invert Outlet Devices
#1 Device 3 93.80' 2.5" Vert. Orifice C = 0.600 Limited to weir flow at low heads
#2 Device 3 94.50' 48.0" x 48.0" Horiz. Grate C = 0.600
#3 Primary 90.80' 12.0" Round Culvert\n L = 11.0' RCP, groove end projecting, Ke = 0.200\nInlet / Outlet Invert= 90.80' / 90.75' S = 0.0045 '/ Cc = 0.900\n n = 0.012 Concrete pipe, finished, Flow Area= 0.79 sf
Primary OutFlow Max=0.00 cfs @ 0.00 hrs HW=93.30' (Free Discharge)\n uparrow 3=Culvert (Passes 0.00 cfs of 6.42 cfs potential flow)\n uparrow 1=Orifice (Controls 0.00 cfs)\n2=Grate (Controls 0.00 cfs)
Pond 13P: BIORENTION BASIN 3A Grate Orifice