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Westera Washington Hydrology idodel <br /> PROJECT REPOk`r <br /> Project Name: Viater 2uality calcs <br /> Site Addres�: 2312 V]est Casino Road <br /> City . EveLett <br /> Repor.t Date : S/07/2009 <br /> Gaqe . Everert <br /> Data Start . 1948/10/0] <br /> nata End . 1997i09/30 <br /> PreciH Scale: 1 . 00 <br /> DEVELOPED LAND USE <br /> Name . � tinotf Lrcatm�nC basin <br /> Syya5s: IJo <br /> GroundWater: Ko <br /> Pervioiis Land Use Aczes <br /> C, Lawn, Mod 0.0391 <br /> Imperv: ���"� Land Use Acres <br /> DRIVEWA. MOD 0.0849 <br /> PARICING t _AT 0.1226 <br /> Flow Frequency Flow (cfs) <br /> 2 Year = 0.0656 <br /> 5 Year = 0.0886 <br /> 10 Year = 0.1051 <br /> 25 Year = 0.1273 <br /> 50 Year = 0.1450 <br />� <br /> 100 Year = 0.1636 <br /> Water Quality BMP Flow and Volume for runoff treatmer;: basin. <br /> On-line facility volume: 0 . 0216 acre-feet <br /> On-line facilit,y target flow: 0 . 01 cfs. <br /> ' Hdjusted for 15 min: 0.0335 cfs. <br /> Off-].ine faaility target flow: O . Oii3 cfs. <br /> Adjusted fur 15 min: 0 . 019:: cfs. <br /> Runoff Treatment Design Flowrate is 0 .0335 cfs. <br />