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r <br /> i, <br /> I 1 � <br /> TABLE 1 <br /> GROUNDWATER ANALYTICAL RESULTS AND MONITORING DATA <br /> SOUTHLAND SITE No. 20304 <br /> i 455 GRANT L[NE ROAD, TRACY,CAL[FORNIA <br /> k <br /> SAMPLE! DATE 7PH AS BENZENE 70itIEN#r ETHYL XYLENES FECAL DT1A1 SPT WTE <br /> ID.ELEY GASOLINE BENZENE <br /> MW-15 07/20/88 NO NO ND NO ND - 3.63 0.00 21.75 <br /> 03/21/89 NO ND NO NO ND 2.99 0.00 22.39 <br /> 06/10/91 NO ND NO NO ND - 3.84 0,00 21.54 <br /> 09/12/91 NO NO ND NO ND -- 4.49 0.00 20.89 <br /> 12/30/91 NO ND ND NO ND <2 3.49 0.00 21.89 <br /> 03/31/92 ND ND ND NO ND <2.2 3.17 0.00 22.21 <br /> 06/19/92 ND ND NO ND ND <2,2 4.03 0.00 21.35 <br /> 09/21/92 ND ND NO ND ND - 4.18 0.00 21.20 <br /> 12/28/92 1 <10 <0.3 <0.3 <0.3 <0.5 <2.2 3.02 0.00 22.36 <br /> I <br /> TPN Total petroleum hydrocarbons <br /> DTW Depth to groundwater <br /> SPT = Separate-phase hydrocarbon thickness <br /> i WTE Water table elevation in feet above mean sea level <br /> - = Not applicable/not analyzed <br /> Notes: <br /> Wells MW-1 through MW-4, MW-6, and MWS were analyzed for ethylene dibromide during November 1986. The analytical results reported no detectable <br /> l <br /> concentrations. <br /> Data from November 1986 to December 28,1992 were taken from Quarte Fluid-Level Monitoring and Groundwater Sampling Report,dated October 15, <br /> 1992, (Alton Geoscience). <br /> Monitoring well MW-7 was abandoned March 1989. <br /> R3767A7.MK Page 7 of 7 <br /> ��j�j �GROUNDWATER <br /> LI-LE JTECHNOLOGY <br />