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Table 3 <br /> Joint Groundwater Monitoring Data and Analytical Results <br /> North Stockton Auto Center <br /> 18709 North Davis Road <br /> ' I, Stockton,California <br /> WELL ID/ DATE DTW GWE TPH-G B T E X MTBE <br /> TOC*(ft.) 00 (ft) (Ppb) (ppb) kb-) (Ppb) (p& (Ppb) <br /> I I <br /> MwI �4 <br /> 06/25/01 3160 <50 <0 5 <0 5 <0 5 <0 5 -- <br /> <50 <2 0 <2 0 <2 0 <2 0 <br /> 1469 08/22/01 I: 3389 -1920 <2 0 <br /> 701NT MONITORING DISCONTINUED -- -- -- -- <br /> I ' <br /> EXPLANATIONS <br /> I � I <br /> Groundwater monitoring data and laboratory analytical resuslts wereI provided by Ground Zero Analysis,Inc <br /> 1 iI I <br /> TOC=Top of Casing B Benzene (ppb)=Parts per billion <br /> --=Not Measured/Not Analyzed <br /> (ft)=Feet l� T—Toluene � <br /> DTW=Depth to Water E 7IEthylbenzene <br /> GWE=Groundwater Elevation 1 XIII Xylenes <br /> TPH-G—Total Petroleum Hydrocarbons as Gasoline I MTBE=Methyl tertiary butyl ether <br /> * TOC elevations were surveyed to arbitrary datum by Secor InternaItional,casing elevation of MW-1 tied into Tosco(Circle K)Unit 908671 wells <br /> i As requested by Secor International Inc,0 02 feet has been added`to DTW numbers,due to the difference of Gettler-Ryan,Inc and Secor's probe <br /> I <br /> '` BTEX and MTBE by EPA Method 8260 <br /> I <br /> �4 I <br /> h � <br /> f Iii I <br /> I <br /> , II <br /> ` ' I <br /> � I <br /> 08671 x0198 E • A 113/03 <br />