Laserfiche WebLink
1 <br /> Name Basin 1 <br /> Bypass: No <br /> GroundWater: No <br /> Pervious Land Use Acres <br /> C, Lawn, Flat .19 <br /> Impervious Land Use Acres <br /> ROOF TOPS FLAT 0.41 <br /> PARKING FLAT 0.13 <br /> PARKING MOD 0.64 <br /> Element Flows To: <br /> Surface Interflow Groundwater <br /> 1 <br /> MITIGATED LAND USE <br /> ANALYSIS RESULTS <br /> Flow Frequency Return Periods for Mitigated. POC #1 <br /> Return Period Flow(cfs) <br /> 2 year 0.287018 <br /> 5 year 0.387775 <br /> 10 year 0.459865 <br /> 25 year 0.557259 <br /> 50 year 0. 634509 <br /> 100 year 0.71588 <br /> Water Quality BMP Flow and Volume for POC 1. <br /> On-line facility volume: 0.0971 acre-feet <br /> On-line facility target flow: 0.01 cfs. <br /> Adjusted for.15 min .°b''.1542":;cfs. <br /> Off-line facility target flow: 0.0793 cfs. <br /> Adjusted for 15 min: 0.0881 cfs. <br /> 1 <br /> As shown above the, undetained water quality flow rate is 0.1542 cfs. <br /> StormFilter Sizing: , <br /> 0.1542 cfs = 69.2 gpm <br /> 69.2 gpm @ 7.5 gpm/cartridge: 69.2/7.5=9.22 —Therefore 10 cartridges are required. <br /> See StormFilter details on the next page. <br /> 1 <br /> 6/16/2011 Stormwater Site Plan Page 30 <br />