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PROPOSED CONDITIONS <br />MSE 24-hr 3 100yr Rainfall=7.28"16628 SWMP <br /> Printed 2/10/2022Prepared by {enter your company name here} <br />Page 21HydroCAD® 10.00-25 s/n 00837 © 2019 HydroCAD Software Solutions LLC <br />Summary for Pond 1P: FILTRATION BASIN <br />Inflow Area = 1.296 ac, 28.55% Impervious, Inflow Depth = 5.07" for 100yr event <br />Inflow = 9.37 cfs @ 12.17 hrs, Volume= 0.548 af <br />Outflow = 7.43 cfs @ 12.25 hrs, Volume= 0.548 af, Atten= 21%, Lag= 4.6 min <br />Primary = 7.43 cfs @ 12.25 hrs, Volume= 0.548 af <br />Routing by Stor-Ind method, Time Span= 0.00-48.00 hrs, dt= 0.05 hrs <br />Peak Elev= 934.51' @ 12.25 hrs Surf.Area= 5,959 sf Storage= 7,272 cf <br />Plug-Flow detention time= 209.1 min calculated for 0.548 af (100% of inflow) <br />Center-of-Mass det. time= 208.9 min ( 988.1 - 779.2 ) <br />Volume Invert Avail.Storage Storage Description <br />#1 933.00' 10,400 cf Custom Stage Data (Prismatic) Listed below (Recalc) <br />Elevation Surf.Area Inc.Store Cum.Store <br />(feet) (sq-ft) (cubic-feet) (cubic-feet) <br />933.00 3,700 0 0 <br />935.00 6,700 10,400 10,400 <br />Device Routing Invert Outlet Devices <br />#1 Primary 933.00'0.800 in/hr Exfiltration over Surface area <br />#2 Primary 934.00'Custom Weir/Orifice, Cv= 2.62 (C= 3.28) <br />Head (feet) 0.00 1.00 <br />Width (feet) 5.00 11.00 <br />Primary OutFlow Max=7.42 cfs @ 12.25 hrs HW=934.51' (Free Discharge) <br />1=Exfiltration (Exfiltration Controls 0.11 cfs) <br />2=Custom Weir/Orifice (Weir Controls 7.31 cfs @ 2.22 fps)