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ill 10 <br /> Tab <br /> Summary of Discrete Groundwater Sample Analytical Results <br /> from Soll Borings and Cone Penetrometer Tests <br /> Chevron 9-2033 <br /> 508 West Charter Way <br /> Stockton, California <br /> Sample Sample Depth Date TPHg Benzene Toluene Ethylbenzene Xylenes MtBE Methanol EtBE TAME TBA 1,2-DCA <br /> Name (feet bgs) Sampled (ug/1) (ug/l) (ugA) (ug/1) (ugh) (ug/1) (ug/1) (ug/1) (ug/1) (ugh) (ug/1) <br /> SB-2,46 5" 465 08/31/00 790 21 4.8 35 20 <0 5 <50 <0 5 <0 5 11 1 3 <br /> SB-2, 54" 54 08131/00 3,100 370 96 60 62 <1 0 <100 <1 0 <1 0 20 <1 0 <br /> SB-2, 82'" 82 08/31/00 <50 1.6 <0 50 <0 50 <0 50 <0 50 60 <0 50 <0 50 <5 0 <0 50 <br /> SB-3,35" 35 09/01/00 42,000 10,000 23 3,300 2,800 46,000 <50,000 320 280 3,800 130 <br /> S13-3, 62 5'* 625 09101/00 170 10 <0 50 39 38 160 <50 <0 50 078 23 44 <br /> SB-3,86 5'" 865 09/01100 <50 13 <0 50 <0 50 <0 50 60 <50 <0 50 <0 50 <50 <0 50 <br /> SB-4,44" 44 09/01/00 840 22 12 64 10 20 <50 <0 50 <0 50 34 053 <br /> S&4,56'• 56 09101/00 1,200 84 18 45 16 44 <50 <0 50 <0 50 12 <0 50 <br /> SB4,83'• 83 09/01/00 <50 <0 50 <0 50 <0 50 <0 50 <0 50 <50 <0 50 <0 50 <5 0 <0 50 <br /> F <br /> ams per liter <br /> petroleum hydrocarbons as gasoline <br /> l ternary butyl ether <br /> EtBE= Ethyl tertiary butyl ether <br /> TAME=Tertiary amyl methyl ether <br /> TBA=Tertiary butyl alcohol <br /> 1,2-DCA= 1,2-Dichloroethane <br /> bgs=below ground surface <br /> = Samples were also analyzed for dusopropyl ether,ethanol,and 1,2-dibromoethane by EPA Method 82608 Results were below method reporting limits <br /> i <br />