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Table 5 <br /> Depth Discrete Groundwater Sempla <br /> ARCO Service Station 6595 <br /> 6100 N Highway 99,Stockier,CA <br /> Sample Ethyl- Xylenes <br /> Sample Depth Date TPHg Benzene Toluene benzene (total) MtBE 1,2-DCA Notes <br /> Name (8 bgs) Sampled (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) <br /> PSB 1,75' 75 7/18/2001 <50 <0 50 <0 50 <0 50 <0 50 33 2.8 a <br /> PSB 1,90' 90 7/16/2001 <50 <0 50 <0 50 '050 <0 50 39 10 a <br /> PSB-2,64' 64 7/19/2001 <50 <0 50 <0 50 <0 50 '050 54 10 a <br /> PSB-2,75' 75 7/19/2001 <50 .050 <0 50 <0 50 '050 <251,20 <2 0 <br /> PSB-2,95' 95 7/19/2001 <50 <050 1,0 0,54 3.0 <25/27 4.2 <br /> TPHg=Total petroleum hydrocarbons as gasoline <br /> MBE=Methyl fart butyl ether <br /> 1,2-DCA=1,2 Ochloroethano <br /> If age=feet below ground surface <br /> ppb=parts per billion <br /> a=Sample analyzed for ethanol reported as nondelectable <br /> Samples also analyzed for Tert-butyl alcohol(TBA),Di-¢opropyl ether(DIPE),Ethyl tert-butyl ether(EIBE), <br /> Terl-amyl methyl ether(TAME),and Ethylene dibromide(EDB) analytes reported as nondetectable <br /> • <br /> Projects/ARCO/595/Reports/well imtall2 xls <br />