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r <br /> Tat„. 1 ' <br /> Second Quarter 2005 Groundwater Monitoring and Analytical Data <br /> 7-Eleven Store#20632 <br /> 4627 Da Vinci Drive <br /> Stockton,CA <br /> Well ID/ Ethyl- Dissolved <br /> Elevation Date Benzene Toluene Benzene Xylene TPHg MtBE TBA DIPE ETBE TAME Notes Oxygen DTW SPT WTE <br /> (TOC) (N L) (NglL) (p !L) (N9ft) (N5 (pg/L1 (N !L) (Y9'L) (k�51�1 (Ng/�) {m !L) {feet) (feet) (feet) <br /> MWA 06/08/05 -- - -- -- f -- -- -' <br /> 1.73 <br /> MW-2 06/08/05 <1.5 <1.5 <1.5 <1.5 <150 620 <7.0 <1.5 <1.5 <1.5 0.1 7.29 0.00 -4.47 <br /> 2.82 <br /> MW-3 06/08/05 <0.50 <0.50 0.94 <0.50 380 <0.50 <5.0 <0.50 <0.50 <0.50 0.1 7.22 0.00 -4.40 <br /> 2.82 <br /> MW-4R 06/08/05 360 160 1,200 5,700 29,000 1,900 8,000 <7.0 <7.0 <7.0 0.0 6.73 0.00 -4.36 <br /> 2.37 <br /> MW-5 06/08/05 0.57 <0.50 <0.50 <0.50 <50 160 96 0.76 <0.50 <0.50 0.6 6.96 0.00 -4.39 <br /> 2.57 <br /> MW-6 06/08/05 <0.50 <0.50 <0.50 <0.50 <50 0.94 <5.0 <0.50 <0.50 <0.50 0.2 7.68 0.00 -5.30 <br /> 2.38 <br /> MW-7 06/08105 <7.0 <7.0 <7.0 7.0 <700 3,800 7,500 <7.0 <7.0 <7.0 0.1 7.22 0.00 -4.49 <br /> 2.73 <br /> Explanation <br /> TPHg=Total petroleum hydrocarbons-as-gasoline TAME=Tert-amyl-methyl ether pgIL=micrograms per liter <br /> MtBE=Methyl-tert-butyl ether DTW=Depth to water mg/L=milligrams per liter <br /> TBA=Tert-butanol SPT=Separate-phase hydrocarbon thickness <br /> DIPE=Diisopropyl ether WTE=Water table elevation <br /> EtBE=Ethyl-tert-butyl ether TOC=Top of casing elevation in feet above mean sea level <br /> Notes <br /> Samples analyzed by EPA Method 8260B <br /> f=Well damaged/not sampled <br /> 7-Elevenl7-11 Store1206321Tables120632 Current Groundwater.xls Page 1 of 1 <br />