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i <br /> Table 2 <br /> Groundwater Analytical Results <br /> Former Chevron Service Station 9-8632 <br /> 575 Grant Line Road <br /> Tracy,California <br /> Groundwater Ethyl- MtBE <br /> Sample Date Depth to TOC Elevation TPHg TPHd Benzene Toluene benzene Xylenes (802118260) 1,2-DCA <br /> ID Sampled Water(ft) (ft) (ft MSL) ( ) G /1) ( ) (11g/1) ( ) ( ) (n/1) ( Il) <br /> MW-1 4/30/02 6 64 2638 1974 <50 120 <0 50 062 <0 50 <1 5 26/-- --- <br /> MW-2 4/30/02 6 85 2693 2008 390 110 36 <0 50 52 10 2201-- --- <br /> MW-3 4130/02 704 2723 20 19 760 340 40 21 38 15 8901-- --- <br /> MW-4 4130102 6 51 2670 20 19 230 63 73 074 3 7 2 5 13/-- --- <br /> MW-5 4130/02 430 2699 2268 560 240 <0 5 <0 5 2 20 --/<2 <2 <br /> MW-6A 4/30/02 6 34 2586 1952 310 350 <0 5 <0 5 0 5 <0 5 --14 <2 <br /> MW-6B 4130102 666 2590 1924 <50 <50 <0 5 <0 5 <0 5 <0 5 --/<2 4 <br /> MW-7 4/30/02 7 56 2753 1997 1,300 530 27 3 58 72 --/<2 <2 <br /> TPHg=Total petroleum hydrocarbons quantified as gasoline 1,2 DCA=1,2 Dichloroethane <br /> TPHd=Total petroleum hydrocarbons quantified as diesel MtBE=Methyl tertiary butyl ether <br /> µgll=micrograms per liter <br /> ft =feet <br /> - =not analyzed <br /> Note Samples MW-5 through MW 7 were also analyzed for TBA DIPE EtBE TAME Ethanal Methanol and EDB by EPA Method 8260 <br /> All samples were below laboratory detection limits for these constituents All samples were collected by Gettler Ryan as part of the 2QO2 monitoring and sampling program <br /> i <br /> Chevron 9 8632/2002 mwinstall tbls xls <br />