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PROPOSED CONDITIONS <br />MSE 24-hr 3 10yr Rainfall=4.25"16628 SWMP <br /> Printed 2/10/2022Prepared by {enter your company name here} <br />Page 15HydroCAD® 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 = 2.42" for 10yr event <br />Inflow = 4.44 cfs @ 12.18 hrs, Volume= 0.261 af <br />Outflow = 1.17 cfs @ 12.49 hrs, Volume= 0.261 af, Atten= 74%, Lag= 18.7 min <br />Primary = 1.17 cfs @ 12.49 hrs, Volume= 0.261 af <br />Routing by Stor-Ind method, Time Span= 0.00-48.00 hrs, dt= 0.05 hrs <br />Peak Elev= 934.15' @ 12.49 hrs Surf.Area= 5,431 sf Storage= 5,269 cf <br />Plug-Flow detention time= 355.6 min calculated for 0.261 af (100% of inflow) <br />Center-of-Mass det. time= 356.0 min ( 1,143.4 - 787.5 ) <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=1.16 cfs @ 12.49 hrs HW=934.15' (Free Discharge) <br />1=Exfiltration (Exfiltration Controls 0.10 cfs) <br />2=Custom Weir/Orifice (Weir Controls 1.06 cfs @ 1.26 fps)