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I <br /> TABLE 6 <br /> FLOW RATES AND ANALYTICAL RESULTS <br /> OF AIR SAMPLE ANALYSES-UNIT 1 (SL NO 9321) <br /> ARCO Facility No 6100 <br /> 25775 South Patterson Pass Road <br /> Tracy,California <br /> Date Flowrate Influent Vacuum* Sample Analyses(m m3) <br /> scfmll acfml Tem °F) CWVQ-1 !D GRO Benzene Toluene Eth [benzene Xylenes MTBE <br /> GRO=Gasoline Range Organics(C4 C 12) <br /> MTBE=Methyl tertiary butyl ether <br /> WC-inches of water column <br /> mglm}=milligrams per cubic meter <br /> Temp =Temperature in degree Fahrenheit <br /> Standard flow rate(scfm)measured using standard calibrated devices is converted to actual flow rate(scfm)using the following formulas QA/QC Review <br /> Pressure corrected influent flow rate = Total influent air now rate scfm*t(406 8 WC- WCY406 8 WC) A=Data accepted without qualification <br /> Temperature Corrected influent flow rate = Pressure corrected flow rate * ((460 R+68deg F)1(deg F+460 R)) J=Data accepted with qualification <br /> Inf Total=Total flow from field R=Data rejected <br /> Inf Cat=Total field flow+Dilution Air <br /> *=Average vacuum <br /> Field data sheets record floe rate(inches of water column units)into the SVE s)stem using a differential pressure guage and pito[tube <br /> These readings here converted to Ilowrate(acfmm units)in 2 inch diameter pipe <br /> [l]Primar)and confirmation results r arced by greater than 40%Relative Percent Difference(RPD) <br /> [2]Reporting limits were raised due to high level of analyte present to the sample <br /> [3]Estimated value less than reporting limits but over the method detection limits <br /> [4]The reported results may be biased love since the analyses for these analytes were performed beyond the U 5 EPA recommended holding time <br /> I <br /> { <br /> ARCO-6100-O&M Page 2 of 2 1W TOO <br />