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TABLE 5 <br /> FLOW RATES AND ANALYTICAL RESULTS OF AIR SAMPLE ANALYSIS <br /> Former ARCO Service Station No.548 <br /> 1612 Hammer Lane,Stockton,California <br /> Date Flow Rate** Vacuum Sample Analyses (mg/m3 <br />_ cfm "WC Location TPH Benzene Toluene Eth ]benzene Xylenes MTBE <br /> T-Influent 2,650 9.83 116 55.9 241 123 <br /> 09/28/00 54 18 Influent 9,870 60.1 439 207 874 416 <br /> Effluent 19.7 .214 .247 .217 1.28 <0.5 <br /> T-Influent 1,920 8.56 70.2 48 227 50.1 <br /> 10/19/00 46 16 Influent 7,430 20.4 340 193 911 218 <br /> Effluent <10.0 <0.05 .0502 <0.05 0.119 <0.5 <br /> T-Influent 1,500 2.98 46.9 38.6 189 NR <br /> 11/28/00 42 20 Influent 5,910 13.2 192 156 747 NR <br /> Effluent <10.0 <0.05 <0.05 <0.05 <0.05 NR <br /> T-Influent 2,810 3.84 68.2 53.5 266 14.6 <br /> 12/07/00 49 10 Influent 6,050 9.2 173 136 641 33.9 <br /> Effluent <2.8 <0.016 <0.013 0.014 0.013 0.5 <br /> T-Influent 203 0.128 4.18 3.72 20.1 <0.5 <br /> 118101 46 17 Influent 300 0.188 6.61 5.33 27.9 <0.5 <br /> Effluent 54.8 0.068 <0.05 <0.05 0.064 <0.5 <br /> T-Influent 261"1 <0.05 4.01 4.55 24.8 <0.5 <br /> 01/23/01 32 26 Influent 301`1 0.052 4.65 5.13 27.3 <0.5 <br /> Effluent <10.0 <0.05 1 <0.05 <0.05 0.09 <0.5 <br /> T-Influent 2,I301 <2.5 45.5 59.6 274 <25 <br /> 02/06/01 32 26 Influent 2,580111 <2.5 52.8 68.2 318 <25 <br /> Effluent <10.0 <0.05 <0.05 <0.05 0.074 <0.5 <br /> T-Influent 1,390 <2.5 12.1 47.8 279 <25 <br /> 03/07/01 30 22 Influent 1,770 <2.5 16.7 63.9 370 <25 <br /> Effluent <10.0 <0.05 <0.05 <0.05 0.074 <0.5 <br /> T-Influent 1,670 <0.5 4.64 48.6 297 <5 <br /> 04!23/01 32 22 Influent 1,830 <2.5 8.62 58.9 365 <25 <br /> Effluent <10.0 <0.05 <0.05 0.068 0.690 <0.5 <br /> T-Influent 220 <1 <1 3 26 <5 <br /> 06/04/01 40 25 Influent 1,100 <5 <5 19.0 160 <25 <br /> Effluent <10 <0.1 <0.1 <0.I <0.1 <0.5 <br /> T-Influent 19 0.08 0.11 0.35 3.3 <0.5 <br /> 07/23/01 46 36 Influent 23 <0.05 0.064 0.37 3.9 <0.5 <br /> Effluent <10 <0.05 <0.05 <0.05 <0.05 <0.5 <br /> T-Influent 11 <0.05 <0.05 0.14 1.7 <0.5 <br /> 08/06/01 60 30 Influent 18 <0.05 <0.05 0.22 2.6 <0.5 <br /> Effluent X10 <0.05 <0.05 <0.05 <0.05 <0.5 <br /> T-Influent 1,000 <2.5 10 5.7 110 <25 <br /> 09/05/01 56 35 Influent <2,000 <10* <10* <]0* 65.0 <100* <br /> Effluent <10 <0.05 <0.05 <0.05 <0.05 <0.5 <br /> T-Influent 690 <0.50 <0.50 4.4 62 <5.0 <br /> 10/01/01 50 40 Influent 770 <0.50 <0.50 4.8 67.0 <5.0 <br /> Effluent <10 <0.050 <0.050 <0.050 <0.050 <0.50 <br /> T-Influent 940 0.71 2.0 1.9 47 <5.0 <br /> 11/05/01 60 50 Influent 990 <0.50 2.0 2.1 51 <5.0 <br /> Effluent <10 <0.050 <0.050 <0.050 <0.050 <0.50 <br /> mg/m3=milligrams per cubic meter <br /> **Flow rates are averages between sampling events(before dilution air) <br /> WC=inches Water Column <br /> WC=inches of water column. TPH=total petroleum hydrocarbons <br /> R-Not reported *=Weathered Gasoline C6-C12+Unidentified Hydrocarbos C6-C12 <br /> T-influent-Influent to catox after dilution Hydrocarbon pattern does not resemble pattern of the requested fuel <br /> Arco 0s48_Quartefly_0&M Page I of 1 Delta <br />