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Table 3. Historical Groundwater Anal t1CaData T&T Trucking, Lodi, California <br /> All concentrations to /L <br /> Sample Depth, EPA Method 8260B <br /> tdentificaton Date feet Benzene Toluene Eth lbenzene Xylenes TPH-G MTBE Other Analytes <br /> 7/21/2000 21 <05 <05 <05 140 180 <br /> 10/31/2000 12 <10 <10 <10 110 490 <br /> TPH-G — total petroleum hydrocarbons as gasoline <br /> MTBE = methyl-t-butyl ether <br /> Notes (a) BTEX and TPH-G analyzed using EPA Method 8020/602 MTBE analyzed using EPA Method 8020/602 and 8260B <br /> (b) The MTBE result shown is from EPA Method 8020/602 and not the result from EPA Method 8260B <br /> The EPA Method 8260E result for MTBE (46 pg/L) was qualified by the lab as "elevated"as a result of possible interference <br /> BCSAC01\16040\16271WABLESM XLS <br />