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• <br /> s • <br /> Table 1 <br /> Third Quarter 2003 Groundwater Monitoring and Analytical Data <br /> 7-Eleven Store#14117 <br /> 2725 Country Club Boulevard <br /> Stockton CA <br /> Well IDI Ethyl- 1,2- Ei <br /> Meth- Eth- Ace- Dissolved <br /> Elevation Date Benzene Toluene Benzene Xylene TPHg MtBE TBA DIPS ETBE TAME DCA anal anal tone Notes oxygen D SPT WTt) <br /> (TOC) (p IL) pglL) (p !L) (ligIL) Ip IL) (pgIL) (p 1L) (p IL) (pg+L) (pglL) !L !L < !L <5!Q 1g1 ? 97 000 `8 41 <br /> MW-1 09118103 <br /> <5 0 <5 0 <5 0 <5 0 <500 <5 0 9,800 <5 0 <5 0 <5 0 <5 0 <5 0 <500 50 <br /> 1 29 <1 0 <1 0 <1 0 <1 0 <100 12 1,900 <1 0 <1 0 <1 0 <1 0 <1 0 <100 <10 <10 1 1 901 000 -833 <br /> MW-2 09!18!03 <br /> 068 <10 <100 <10 <10 <10 <10 <10 1,00 <100 <100 09 790 000 -685 <br /> MW-3 09!18103 <10 76 440 2,000 15,000 <br /> 105 < < <50 <5 0 <8 0 c 1 1 930 000 -831 <br /> MW-4 09/18/03 16 076 31 11 1,400 96 780 <0 50 <0 50 0 50 <0 50 0 50 <br /> 092 < <50 <0 50 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 <50 <5 0 <5 0 1 7 8 98 0 00 -7 72 <br /> MW-5 09!18!03 <0 50 <0 50 <0 50 0 50 <br /> 1 26 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 <50 <5 0 <5 0 23 933 000 -814 <br /> MW-6 09118!03 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <br /> 1 19 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 <50 <5 0 <5 0 23 954 000 -801 <br /> MW-7 09/18103 <0 50 <0 50 <0 50 <0 50 164 3 fi <br /> 1 53 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 <50 <5 0 <80 c 08 1061 000 — <br /> MW-8 09/18/03 25 130 64 340 3,200 2 2 <br /> Explanation pg)L=micrograms per liter <br /> TPHg=Total petroleum hydrocarbons as-gasoline TAME=Tertamyl-methyl ether mglL=milligrams per liter <br /> MtBE=Methyl-tent butyl ether DPW=Depth to water ft=feet <br /> TBA=Tert-Butanol SPT=Separate phase hydrocarbon thickness --=Not sampled/not measured <br /> DIPE=Dusopropyl ether TWTEOC =Water table elevation NIA=Not Applicable <br /> EtBE=Ethyl-tert-butyl ether <br /> TOC=Top of casing elevation in feet above mean sea level <br /> Note All samples analyzed using EPA Method 82608 <br /> Reporting Limit for Acetone has been increased due to the presence of an interfering compound <br /> c=The Method <br /> I <br /> Page 1 of 1 <br /> 7-Elevenl7-11 Store1140631Tables114117 03-3Q axis <br />