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TABLE 2 <br /> GROUND WATER MONITORING RESULTS <br /> Boulevard Automotive Service <br /> 2151 Country Club Boulevard, Stockton CA <br /> (N9/1) <br /> Date G.W. Depth G.W. Elev. TPH-g Benzene Toluene Ethyl-Benzene Total MTBE DIPE ETBE TAME TBA EDB 12-DCA <br /> (feet bsg) (feet BMSL) Xylenes <br /> 11-03-10 12.00 -11.34 --- --ILL --- <br /> ___ ___ ___ ___ ___ ___ ___ <br /> OS-02-11 9.27 -8.61 -- -- _- <br /> ___ ___ ___ ___ ___ ___ ___12-19-11 10.46 -9.80 --- -- --- <br /> ___ ___ ___ ___ ___ ___ ___06-27-12 1091 -10.25 --- __ <br /> DPE-1 <br /> 12-19-11 10.49 --- 46,000 3,700 1,300 1,500 6,700 --- -- -- 18 - '- 45 <br /> 01-13-12 9.90 -- 32,000 4,800 280 1,000 2,580 <1 <1 <1 15 <10 <0.5 74 <br /> 04-25-12 8.07 --- 450 15 6.8 11 23.2 <1 <1 <1 2.1 <10 <0.5 3.4 <br /> 05-02-12 -- --- 2,400 260 240 100 470 <1 <1 <1 3.2 <10 <0.5 6.8 <br /> 05-09-12 - --- 11,000 420 360 150 650 <1 <1 <1 3.9 <10 <0.5 12 <br /> 05-16-12 - --- 2,500 260 260 93 500 <1 <1 <1 5.0 <10 <0.5 11 <br /> 06-27-12 9.60 39,000 1,400 1,700 720 3,800 <1 <1 <1 32 <10 <0.5 26 <br /> DPE-2 <br /> 12-19-11 10.00 --- 14,000 1,200 200 1,900 1,850 - - - 9.2 - -- ]6.4 <br /> 01-13-12 10.46 --- 8,600 1,400 91 780 1,415 <1 <1 <1 11 <10 <0.5 <br /> 04-25-12 8.55 --- 140 <0.5 <0.5 4.3 8.0 <1 <1 <1 3.4 <10 <0.505-02-12 - --- 1,000 28 18 74 233 <1 <1 <1 <t <10 <0.505-09-12 - --- 1,100 29 15 80 234 <1 <1 <1 <1 <10 <0.505-16-12 -- --- 1,000 26 7 46 111 <1 <t <1 <1 <10 <0.506-27-12 10.08 0.00 5,600 73 19 55 165 <1 <t <1 3 <10 <0.5 <br /> Notes: <br /> pgll: micrograms per liter TAME. tertiary-amyl methyl ether <br /> -- not sampled TBA: tehiary-butyl alcohol <br /> TPH-g: total petroleum hydrocarbo---quantified as gasoline EDB: 1,2-dibromoethane i <br /> TPH-d. total petroleum hydrocarbo---quantified as diesel 1,2-DCA: 1,24chloroethane <br /> DIPE: di-isopropyl ether <br /> ETBE: ethyl tertiary-butyl ether <br /> Advanced GeoEnvironmentai,Inc. <br />