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M � 4a y Y <br /> y IME <br /> r- <br /> �. QUARTERLY MONUORING REPORT.FOUIZT11 QUARTER OF 19.00 <br /> Tracy Boulevard Shell <br /> 3725 Tracy Boulevard,Tracy,California <br /> r Shell WIC No.204-7884-0901 <br /> Delta Project No.40-89-012 <br /> ' Page 3 <br /> TABLE 1 <br /> Ground Water Level Data <br /> i ' <br /> Depth to <br /> w+ Monitoring Reference Ground Water Ground Water Physical <br /> Well Date Elevation(fretY' (feet below gra I&) Elevation(feet) 4hservations <br /> TVIW-1 09/26/89 97.45 9.45 88.00 No odor <br /> 10/13/89 9.22 88.23 No odor <br /> 04/27/)1 10.99 86.46 None noted <br /> MW-2 09/26/89 97.45 9.31 88.14 No odor . <br /> 10/13/89 9.18 88.27 No odor <br /> .04127/90 9.25 89.20 None noted <br /> - MW-3 09/26189 99.17 11.15 88.02 No odor <br /> 10/13/89 11.00 88.17 No odor <br /> 04/27/90 10.99 .88.18 None noted <br /> MW-IA 08128NO 97.01 9.40 87.6.1 None noted <br /> Ii/19190 97.01 9.30 87.71 No odor <br /> %IW-ZA 08/28/90 97.22 9.50 87.72 None rioted <br /> 11/19/50 97.22 937 57.85 No odor <br /> MW-3A 08/2$150 98.29 10.67 87.62 None noted <br /> 11/19/90 98.29 10.47 87.82 No odor <br /> °Relative to elevation of an assumed bench mark of 100 feet. <br /> - TABLE 2 <br /> Chemical Analyses of Ground Water Samples Collected From Monitoring Wells <br /> Concentrations are in micrograms per liter ugQ(ppb) <br /> Date Ethyl- <br /> Sample Sampled Benzene Toluene benzene Men RH <br /> MW-1 09/26/89 <0.2 <20 <2-0 <2.0 <50.0 <br /> MW-2 091260 <0.2 <10 <2.0 <2.0 <50.0 <br /> MW-3 09/26/89 <0.2 <2.0 <20 <2.0 <50.0 <br /> MW-IA 08/28/90 <03 <0.3 <0.3 <03 <M.o <br /> <03 <br /> MW-2A 08(28/911 <0.3 <0.3 <0.3 <0.3 <30.0 <br /> 11/19190 <0.3 <0.3 <0.3 <0.3 <30.0 <br /> "!. MW-3A 08/28,90 <0.3 <0.3 <0.3 <0.3 <30.0 <br /> 11/19M <0.3 <03 <0.3 <0.3 <30.0 <br />