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i a i i i i i <br /> ITIe <br /> 1 <br /> Groundwater Monitoring Data <br /> November 5,2001 <br /> 7-Eleven Store No 20632 <br /> 4627 DaVlncl Drive <br /> Stockton, California <br /> Well IDI Ethyl- MTBE MTBE Dissolved <br /> Elevation Benzene Toluene Benzene Xylene TPH-G 8020 8260 TBA DIPE ETBE TAME Oxygen DTW SPT WTE <br /> (TOC) Date {pg/L) (p9fl-) (pglL) (p9IL) (µglL) (Pg/L) {I,gIL} {N9�L] (Pg(L), {WgIL) (pgIL) (mg/L) (feet] (feet] (feet) <br /> MW-1 I <br /> <5 <20 <5 <5 <5 0 9 6 52 0 00 -4 79 <br /> 1 73 11/05/01 <05 <0 5 095 15 120 -- <br /> MW-2 <br /> 2 82 11/05/01 2.1 74 34 13 680 -- 6,600 <21000 <500 <500 <500 1 1 780 0 00 -4 98 <br /> MW-3 <20 <5 <5 <5 07 765 000 -483 <br /> 282 11/05/01 17 15 220 260 3,300 <5 <br /> MW-4 <br /> Well destroyed 8198 <br /> MW-5 <br /> 2 57 01 2 2 <0 5 <Q 5 1 2 130 -- 76 <2Q <5 <5 <5 1 0 740 000 -483 <br /> 11105! <br /> EXPLANATION <br /> TPH-G=Total petroleum hydrocarbons-as-gasoline SPT=Separate-phase hydrocarbon thickness <br /> MTBE=Methyl-tert-butyl-ether WTE=Water table elevation <br /> TBA=Tert-Butanol pg1L=micrograms per liter <br /> DIPE—Di-isopropyl ether mg/L=Milligrams per liter <br /> ETRE=Ethyl-tertiary-butyl-ether --=Not available/not sampled <br /> TAME=Tertiery-amyl-methyl ether TOC=Top of casing elevation(in feet above mean sea level) <br /> DTW=Depth to water <br /> 7-11120632 tbl As 1 of 1 11-19-01 <br />