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Tabe`2 <br /> Summary of Discrete Groundwater Sample Analytical Results <br /> from Soil Borings and Gone 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 Ethanol Methanol EtBE TAME TBA 1 2 DCA DBA DIPE <br /> Name (feet bgs) Sampled (ugA) (ug)') (ugA) (ugA) (ugA) (ugA) (ugA) (ugA) (ugA) (ugA) (ugA) (ugA) (ugA) NO � <br /> SB 2 46 5' 465 08/31/00 790 21 48 35 20 <0 5 -1J0 <50 <0 5 <0 5 11 13 <br /> SB-2 54" 54 08/31/00 3,100 370 96 60 62 <1 0 <'fd <100 <1 0 <1 0 20 <1 0 <br /> SB 2 82" 82 08/31/00 <50 16 <0 50 <0 50 <0 50 <0 50 <1 O 60 <0 50 <0 50 <50 <0 50 <br /> SB 3 35' 35 09/01/00 42,000 10,000 23 3,300 2,800 46,000 4*-00 <50 000 320 280 3,800 130 <J d p <br /> SB-3,62 5" 625 09/01/00 170 10 <0 50 39 38 160 '-fir 0 <50 <0 50 078 23 44 <6'Sa '-OS0 <br /> SB 3,865* 865 09/01/00 <50 1 3 <0 50 <0 50 <0 50 60 '�-S C <50 <0 50 <0 50 <50 <0 50 0,5-d So <br /> SB4 44'• 44 09/01/00 840 22 1 2 64 10 20 420 <50 <0 50 <0 50 34 053 < =-Q1 S0 Vj12- <br /> SB 4 56" 56 09/01/00 1,200 84 1 8 45 16 44 5 ;zc <50 <0 50 <0 50 12 <0 50 -eti'�O <0 5 j) c�124/rr� <br /> SB-4,83 83 09/01/00 <50 <0 50 <0 50 <0 50 <0 50 <0 50 4510 <50 <0 50 <0 50 <5 0 <0 50 0.54 �d 5G <br /> SB-5 42 42 05/17/01 100,000 6900 16000 1400 8200 <25 <250 <5000 <25 <25 <250 <25 <25 <25 <br /> SB-5,81" 81 05/17/01 5000 41 130{ 73 460 <0 50 <20 <50 <0 50 <0 50 <5 0 1 7 069 <0 50 <br /> SB-6,38" 38 05/17/01 180 <0 50 <0 50 <0 50 <0 50 1 9 <5 0 <50 <0 50 <0 50 17 081 <0 50 <0 50 <br /> SB-6,53` 53 05117/01 3200 180 27 43 110 <1 0 <10 <100 <1 0 <1 0 <10 <1 0 <1 0 <1 0 <br /> SB-6 63' 63 05/17/01 590 76 45 10 81 <0 50 QO <50 <0 50 <0 50 82 <0 50 <0 50 <0 50 <br /> SB-7 58" 58 5117101 3100 250 12 21 74 <2 0 <20 <200 <2 0 <2 0 31 <2 0 <2 0 <2 0 <br /> SB 7,87" 87 5117101 <50 <0 50 <0 50 <0 50 <0 50 <0 50 <5 0 <50 <0 50 <0 50 <5 0 <0 50 <0 50 <0 50 <br /> i <br /> SB8,35" 35 5117101 580 1 6 <0 50 <0 50 <0 50 280 <10 <700 42 18 25 18 <0 50 <0 50 <br /> 5B-8 58' 58 5117101 <50 30 <0 50 093 <0 50 27 <50 <50 <0 50 <0 50 <5 0 <0 50 <0 50 <0 50 <br /> ugA=Micrograms per liter <br /> TPI-Ig=Total petroleum hydrocarbons as gasoline <br /> M1BE=Methyl tertiary 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 /> DIPE=Dusopropylether <br /> bgs=below ground surface <br /> '=Samples were analyzed using EPA Method 8260B <br /> results in bold are analytes detected above the laboratory method reporting limit <br />