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. 'WE 6 . <br /> FLOW RATES AND ANALYTICAL RESULTS <br /> OF AIR SAMPLE ANALYSES <br /> Former ARCO Station No 6100 <br /> 25775 South Patterson Pass <br /> Tracy,California <br /> System Influent System <br /> Date Flowrate Influent Vacuum Sample ID Analyses m m) <br /> (acfm)t scfm Tem °F "WC GRO Benzene Toluene Eth lbenzene Xylenes MTBE <br /> 05/16/05 19189 17932 10500 19040 6100 AINF 29,000 A 160 A 140 A <100 A 130 A <100 A <br /> 6100 A SYS INF 22,000 A 120 A 120 A <100 A 110 A <100 A <br /> 6100 A SYS EFF <50 A <0 50 A <0 50 A <0 50 A <0 50 A <0 50 A <br /> 06/14/05 27720 250 19 12500 24470 6100 A Inf 29,000 A 720 A 970 A 94 A 620 A 12 A <br /> 6100 A Sys Inf 3,100 A 62 A 88 A 9 6 A 57 A <5 0 A <br /> 6100 A Eff <50 A <0 50 A <0 50 A <0 50 A <0 50 A <0 50 A <br /> 07/06/05 33800 29256 15000 6900 016100AINF 35,000 A 610 A <25 A 170 A 910 A <25 A <br /> 06100ASYSINF 9,600 A 160 A 290 A 45 A 250 A <40 A <br /> 06100AEFF <50 A <0 50 A <0 50 A <0 50 A 064 A <0 50 A <br /> 08/02/05 23925 20051 17000 8160 6100A1NF 47,000 A 550 A 750 A 150 A 980 A <25 A <br /> 6100ASYSINF 15,000 A 130 A 430 A 66 A 450 A <10 A <br /> 6100AEFF <50 A <0 50 A <0 50 A <0 50 A <0 50 A <0 50 A <br /> 09/06/05 11900 11679 7800 12240 6100AINF 10,000[1] A 160[1] A 350[1] A 59[1) A 370[1] A <5 0[1] A <br /> 6100ASYSINF 24 000[l] A 440[1] A 880[1] A 140[1] A 890[1] A <10[l] A <br /> 6100AEFF <50 A <0 50 A <0 50 A <0 50 A <1 0 A <0 50 A <br /> C=inches of water column <br /> Temp =Temperature in degree Fahrenheit QA/QC Review <br /> mg/m3=milligrams per cubic meter A=Data accepted without qualification <br /> low rate(scfm)measured using standard calibrated devices is converted to standard flow rate(scfm)using the following formula J=Data accepted with qualification <br /> emperature Corrected influent flow rate = Measured flow rate 'j(460 R+68deg F)1(deg F+460 R)] R=Data rejected <br /> Since flow rate is measured on the positive side of the liquid ring blower package vacuum correction is not applied <br /> [l]Reporting limits were raised due to high level of analyte present in the sample <br /> Field data sheets record flow rate in feet per minute measured using an anemometer These readings were converted to flowrate(acfm units)in 4 inch diameter pipe <br /> ARCO_6106Quarterly_O&M_500cfm Page 1 of 1 6MATII5 <br />