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TAVE 10 <br /> EXTRACTION AND EMISSION RATES-UNIT 1 (SL NO 9321) <br /> ARCO FacilityNo 6100 <br /> 25775 South Patterson Pass Road <br /> Tracy,California <br /> I <br /> Influent Concentration Effluent Concentration Extraction Rate from Emissions Rate to Destruction Removal Cumulative GRO <br /> Date Flowrate m m3 (mg/m3 Wells lbs/da Atmosphere(I ay) Efficient % Removal lbs <br /> acfm GRO Benzene MTBE GRO I Benzene MTBE GRO I Benzene MTBE GRO Benzene MTBE GRO Benzene Period Total <br /> 03/09/04 16853 2,800 12 51 28 0 3 l 041 4242 0 182 077 042 0 005 0 006 9900% 9742% 4242 4242 <br /> 04/05/04 11377 1,300 23 <0 50 <50 <0 50 <0 50 1.3 30 0 235 <0 01 <0 51 <0 005I <0 0051 >96 16% >97 83% 58502 627 <br /> 5/3/20041 16046 2,600 57 <1 0 <50 <0 50 <0 50 3750 0 822 <001 <0 72 <0 0072 <0 0072 >98 08% >99 12% 71120 1,339 <br /> 06/07/04 77 14 4,100 84 <2 5 <50 <0 50 <0 50 2843 0 583 <0 02 <0 35 <0 0035 <0 0035 >98 78% >99 40% 1,38604 2,725 <br /> Air Permit Limits -5026-1-0&N 5026-2-0 <br /> Either the VOC control efficiency shall not be less than 95% or VOC emissions to atmosphere not to exceed 2 0 lbs/day <br /> VOC emissions served by the catalytic oxidizer not to exceed 27 4 lbs/day <br /> CINF not sampled and hence results of influent air sample used for estimated destruction efficiency <br /> am le Calculations <br /> Ext Rate from = 168 53 cu fl x 2,800 Mg_ x cu meter x lt- x 1,440 min <br /> Wells(lbslday) min cu meter 35 3145 cu ft 453593 mg day <br /> 42 42 lbsldav <br /> Desi Removal = (42 12-0 421 x 100=99% <br /> Efficiency % 4242 <br /> M <br /> ARCo_6100_0&M Page 1 of I STKATUS <br />