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Table 1 <br /> Soil Analytical Data <br /> Groundwater Monitoring Wells <br /> ARCO Service Station 4493 <br /> 205 North Center Street <br /> Stockton,California <br /> Sample TPH as Ethly- Total STLC <br /> Sample Depth Date Gasoline Benzene Toluene benzene Xylenes MtBE Lead Lead <br /> Name (feet bgs) Sampled (mglkg) (mg/kg) (mglkg) (mglkg) (mglkg) (mglkg) (mg/kg) (mglkg) <br /> MW-1@10 10 2/10/1999 NO NO NO NO 0.150 NDIND* 12.3 - <br /> MW-1 25 25 211011999NO NO NO 0.170 0. <br /> @ 620 NDIND* -- — <br /> V <br /> MW-1@30 30 2/10/1999 NO _ NO NO NO NO NDIND* — <br /> r <br /> MW-2@10 10 2/11/1999 ND NO NO NO NO NDIND* 141 NO <br /> r <br /> e:a"'''. <br /> MW-2@20 20 2/11/1999 NO NO NO NO NO NDIND* - — <br /> MW-2@25 25 2!1111999 NO NO NO NO NO NDIND* -- - <br /> MW-3@10 10 2/11/1999 NO NO NO NO 0.128 NDIND* NO <br /> Vw.- <br /> MW-3@20 :211111 <br /> 9 N!) N9 ND ND „ N9 IsUNDT�-- <br /> z <br /> .ttl.ws w+rir. <br /> MW-3@25 25 2/11/1999 NO 0.0521 NO ND ND 0.48910.345'* - — <br /> MW-4@10 10 2/12/1999 NO 0.00548 0.0115 0.0142 0.0698 0.09661ND* ND — <br /> MW-4@20 20 2/12/1999 1.80 NO NO NO 0.00554 1.74/1.52* <br /> MW-4@25 25 2/12/1999 1.56 0.118 . NO 0.234 NO ,., 0.0763IND* -- -- <br /> TPN=Total petroleum hydrocarbons <br /> NO=Nondetectable above reporting limits <br /> mg/kg=milligrams per kilogram <br /> i <br /> --=Not analyzed <br /> *=Samples were analyzed for oxygenates by EPA Method 8260.TBA,DIPE,EtBE,and TAME were reported as nondetect. <br /> Additionally all other VOCs analyzed for were nondetect,with the exceptions of 1,2,4-and 1,3,5-tri methyl benzene. <br /> See Certified Analytical Report for results. <br /> ND/ND=MtBE By EPA Methods 8020/8260 <br /> MtBE=Methyl tertiary Butyl Ether <br /> 7G600-022-021well install <br />