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Tab - <br /> Groundwater Monitoring Tab" <br /> Analytical Results <br /> Chevron Service Station#9-4275 = <br /> 2905 West Benjamin Holt Drive <br /> Vertical Measurements are in feet Stockton,California Analytical results are in parts per billion(ppb) <br /> Well Ground Depth <br /> DATE Head Water To Notes TPH- Benzene Toluene Ethyl- Xylenes MTBE <br /> Elev Elev Water Gasoline Benzene <br /> GM-6 <br /> 04/01/97 -- -- 1009 - 25,000 1,600 62 960 4,000 <250 <br /> GM-7 <br /> 04/01/97 -- 1040 -- 19,000 210 7 9 330 1,300 51 <br /> GM-8 <br /> 04/01/97 - 1045 - 4,900 44 3 9 120 100 11 <br /> GM-9 <br /> 04/01/97 -- -- 1060 - 24,000 340 18 130 340 110 <br /> TRIP BLANK <br /> 12/08/94 - -- -- - <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 03/08/95 - -- -- -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 06/01/95 -- •- -- -- <50 <0 5 <0 5 <05 <0 5 -- <br /> 09/11/95 -- -- -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 12/05/95 - - -- -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 03/18/96 -- -- -- -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 06/18/96 -- -- - -- <50 <0 5 <0 5 <0 5 <0 5 <50 <br /> 09/24/96 - - -- -- <50 <0 5 <0 5 <0 5 <0 5 <5 0 <br /> 12/04/96 - -- -- - <50 <0 5 <0 5 <0 5 <0 5 <5 0 <br /> 02/25/97 -- -- -- -- <50 <0 5 <0 5 <0 5 <0 5 <5 0 <br /> 05/06/97 - -- <50 <0 5 <0 5 <0 5 <0 5 <5 0 <br /> 9-4275 xis/#386845 17 As of 09/13/00 <br />