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.l <br /> +7 <br /> 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/m') <br /> cfm "WC Location TPH Benzene Toluene Eth lbenzene 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 /> 1/8101 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 30111 0.052 4.65 5.13 27.3 <0.5 <br /> Effluent <10.0 1 <0.05 <0,05 <0.05 0.09 <0.5 <br /> • T-Influent 2,130111 <2.5 45.5 59.6 274 <25 <br /> 02/06/01 32 26 Influent 2,580f1 <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 <Q.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 <10 <0.05 <0.05 <0.05 <0.05 <0.5 <br /> T-Influent 1,000 <2.5 10 5.7 11 0 <br /> <25 <br /> 09/05/01 56 35 Influent <2,000 <10* <10* <10* 65.0 <100* <br /> Effluent <10 <0.05 <0.05 <0.05 <0.05 <0.5 <br /> WC=inches of water column. TPH=total petroleum hydrocarbons <br /> NR-Not reported [I]=Weathered Gasoline C6-C12+Unidentified Hydrocarbos C6-Cl 2 <br /> T-influent- Influent to catox after dilution <br /> Arco_0548_Quarter1y_0&M.XLS Page 1 of 1 Delta <br />