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Table 2 <br /> Soil Analytical Data <br /> Groundwater Monitoring Wells <br /> Former Arco Service Station#4493 <br /> 205 North Center Street <br /> Stockton,California <br /> Sample TPH as Ethyl- <br /> Sample Depth Date Gasoline Benzene Toluene benzene Xylenes MtBE <br /> Name (feet bgs) Sampled Notes (mg/kg) {mg/kg} (mg/kg) (mg/kg) (mg/kg) (mg/kg) <br /> MW-8 _ a <br /> MW-9 @ 25' 25 5/8102 b <0.50 <0.0050 <0.0050 <0.0050 <0.0050 0.020 <br /> MW-9 Q 42' 42 5/8102 b <0.50 0.0072 <0.0050 0.024 <0.0050 0.026 <br /> MW-9 @ 52' 52 5/8/02 b <0 50 <0.0050 <0.0050 <0.0050 <0.0050 <0.0050 <br /> MW-10 Q 30' 30 519/02 b <0.50 <0.0050 <0.0050 <0.0050 <0.0050 <0.0050 <br /> MW-10 Q 46' 46 519102 b <0.50 <0.0050 <0.0050 <0.0050 <0.0050 <0.0050 <br /> MW-10(a3 51' 51 519/02 b <0.50 <0.0050 <0.0050 <0.0050 <0.0050 <0.0050 <br /> - <br /> TPH=Tota!purgeable hydrocarbons <br /> mg/kg=milligrams per kilogram <br /> MtBE=Methyl tertiary Butyl Ether <br /> --=Not Available/Not Analyzed <br /> a=No samples collected from the boring of MW-8M/D due to flowing sands. <br /> b=Samples were analyzed for fuel oxygenates by EPA Method 8260. <br /> TBA,DIPE,EtBE,TAME,1,2-DCA,and EDB were not detected above the laboratory detection limit. <br /> DIPE=Di-isopropyl ether <br /> EtBE=Ethyl tert-butyl ether <br /> TAME=Tert-amyl methyl ether <br /> 1,2-DCA=1,2-Dichloroethane <br /> EDB=1,2-Dibromoethane <br /> bgs=below ground surface <br />