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Table 2 , <br /> Groundwater Analytical Results-Oxygenate Compounds <br /> Former Tosco(Unocal)Service Station#6981 <br /> 4707 Pacific Avenue <br /> Stockton,California <br /> I ' <br /> WELLED DATE METHANOL ETHAN(IL TBR MTBE 171PE ETRE FAME 1,2•DCA ED9 <br /> -(Ppm) (ppb) (ppb) (Ppb) (ppb) (pph) (pleb) tppb) (ppb) <br /> i <br /> MW-1 12/08/97 WELL PAVED OVER -- -- -- -- -- I -- -- <br /> 03/05/98 -- <500 <100 20 <20 <2 0 <2 0 -- <br /> 05/27/98 -- <500 <100 30 <2 0 <2 0 <2 0 -- <br /> 07/21/98 -- 1,500 <100 27 <2 0 <2 0 <2 0 -- - <br /> 10/14/98 -- <500 <100 20 <2 0 <2 0 <2 0 1 -- -- <br /> 01/25-26199 - <500 <100 53 <2 0 <20 <2 0 I -- -- <br /> 041191-20199 -- <500 <100 24 <2 0 <2 0 <2 0 -- -- <br /> f 07115-16199 -- -- <100 <2 0 <2 0 <2 0 <2 0 i -- -- <br /> 10/25-26199 -- - <100 38 <2 0 <2 0 <2 0 , -- -- <br /> 01127-28/00 -- -- <100 30 <2 0 <2 0 <2 0 -- -- <br /> k -- -- I -- -- <br /> 09/22-23100 <br /> <l00 <2 00 <2 00 <2 00 <2 00 <br /> 09122-23100 <100 <500 <50 <2 0 <2 0 <2 0 <2 0 j <2 0 <2 0 <br /> 12126-27/00 -- <1,000 <100 <2 00 <2 00 <2 00 <2 00 -- -- <br /> 03/07-08101 -- <1,000 <100 <2 00 <2 00 <2 00 <2 00 <2 00 <2 00 <br /> 06/26-27/01 -- <1,000 <100 <2 0 <2 0 <2 0 <2 0 <2 0 <20 <br /> 09/12-13101 -- <1,000 <100 <2 0 <2 0 <2 0 <2 0 , <2 0 <20 <br /> 12112-13101 -- <500 <20 <10 <10 <10 <10 <10 <10 <br /> 03120-21/02 -- <500 <100 <2 0 <2 0 <20 <20 ; <2 0 <20 <br /> I <br /> i <br /> MW2 12/08/97 20 <1,700 <330 390 <6 7 <6 7 <6 7 -- -- <br /> i <br /> 03/05/98 -- <10,000 <2,000 300 <40 <40 <40 -- -- <br /> 05/27/98 -- <10,000 <2,000 270 <40 <40 <40 -- -- <br /> 07/21/98 -- <500 <100 180 <2 0 <2 0 <20 -- -- <br /> 10/14/98 -- <2,500 <500 190 <10 <10 <10 -- -- <br /> 01125-26/99 -- <500 <100 170 <2 0 <2 0 <2 0 -- <br /> 04/19/-20/99 -- <1,000 <200 180 <4 0 <4 0 <40 -- -- <br /> I <br /> 07/15-16199 -- -- <100 180 <2 0 <2 0 <2 0 -- <br /> 10/25-26199 -- - <500 200 <I0 <10 <10 -- -- <br /> 01127-28100 -- -- <100 140 <20 <2 0 <2 0 - -- <br /> 06/26-27/00 -- -- <100 879 <2 00 <2 00 <2 00 -- -- <br /> 09122-23100 120 <500 <50 100 <2 0 <2 0 <2 0 <2 0 <2 0 <br /> I <br /> 6981 X1,16138 i A*/21102 <br />