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i <br /> L <br /> Table 6:Vapor Extration Rate <br /> j� City of Escalon Monitoring Date: 1/27/03 <br /> 1305 Escalon Ave. <br /> f� Escalon,CA <br /> l <br /> ** Air Flow Rates <br /> Influent Read from in-line rotometer <br /> = 45 _ <br /> min <br /> Effluent <br /> Effluent Equals Influent <br /> 1 = 45 fts <br /> min <br /> ** Total Petroleum Hydrocarbon Concentration <br /> Influent <br /> i = 0.89 Mg <br /> i E <br /> Effluent <br /> = 2.3E-01 <br /> i <br /> 1 ** Pounds Per Day <br /> J *Influent <br /> t 3 <br /> 45.00 W * 28.32 L * 60 min * 24 hr * 0.890 * 1.00E-06 * 2.204 ib <br /> ' min ft hr day L mg Kg <br /> = 3.60 <br /> lbs <br /> y <br />{ <br /> *Effluent <br /> 3 <br /> 45.00 * 28.32 L * 60 min * 24 * 2.3E-01 * 1.00E-06 * 2,204 Ib <br /> min ft hr day L mg Kg <br /> f <br /> = 0.930 day <br /> ** T.O. Efficiency <br /> 0.89 � 0.23 D2.9 0.66 <br />' 0.66 M / 0.9 D = 0.74157 <br /> 0.742 * 100% = 74.2 % Efficient <br />