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Wooddale 1180 Hunter proposed 1-10-18 Type 1124-hr 1 year Rainfall=2.50" <br /> Prepared by{enter your company name here} Printed 1/10/2018 <br /> HydroCAD®10.00-12 s/n 04529 ©2014 HydroCAD Software Solutions LLC Page 8 <br /> Summary for Pond 1 EP: (new Pond) <br /> Inflow Area = 0.390 ac, 21.79% Impervious, Inflow Depth = 0.84" for 1 year event <br /> Inflow = 0.58 cfs @ 11.96 hrs, Volume= 0.027 af <br /> Outflow = 0.12 cfs @ 12.14 hrs, Volume= 0.027 af, Atten= 79%, Lag= 10.3 min <br /> Primary = 0.12 cfs @ 12.14 hrs, Volume= 0.027 af <br /> Routing by Stor-Ind method, Time Span= 1.00-36.00 hrs, dt= 0.05 hrs <br /> Peak Elev= 1,019.70' @ 12.14 hrs Surf.Area= 2,141 sf Storage= 405 cf <br /> Plug-Flow detention time= 86.5 min calculated for 0.027 af(100% of inflow) <br /> Center-of-Mass det. time= 86.6 min ( 942.4- 855.8 ) <br /> Volume Invert Avail.Storage Storage Description <br /> #1 1,019.50' 4,350 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 /> 1,019.50 1,900 0 0 <br /> 1,020.00 2,500 1,100 1,100 <br /> 1,021.00 4,000 3,250 4,350 <br /> Device Routing Invert Outlet Devices <br /> #1 Primary 1,019.50' 0.5' long x 1.0' breadth Broad-Crested Rectangular Weir <br /> Head (feet) 0.20 0.40 0.60 0.80 1.00 1.20 1.40 1.60 1.80 2.00 <br /> 2.50 3.00 <br /> Coef. (English) 2.69 2.72 2.75 2.85 2.98 3.08 3.20 3.28 3.31 <br /> 3.30 3.31 3.32 <br /> Primary OutFlow Max=0.12 cfs @ 12.14 hrs HW=1,019.70' (Free Discharge) <br /> L1=Broad-Crested Rectangular Weir (Weir Controls 0.12 cfs @ 1.20 fps) <br />