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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 /> WELL ED DATE METHANOL ETHANOL TBA Mine D1PE ETBE TAME 1,2-DCA ED8 <br /> VPm� (ppb) (pPb) fpl�b) .prb� �p�� (ppb) ( ra� Cpph) <br /> MW-1 12/08/97 WELL PAVED OVER -- -- -- <br /> K <br /> 03/05/98 -- <500 <100 20 <2 0 <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 <br /> 01/25-26/99 -- <500 <100 53 <2 0 <2 0 <2 0 -- -- <br /> 04/19/-20/99 -- <500 <100 24 <2 0 <2 0 <2 0 <br /> 07115-16/99 -- -- <100 <2 0 <2 0 <2 0 <20 -- -- <br /> 10/25-26199 -- -- <100 38 <20 <2 0 <2 0 - -- <br /> 01127-28100 -- -- <100 30 <20 <2 0 <20 -- -- <br /> 06/26-27100 -- -- <100 <2 00 <2 00 <2 00 <2 00 -- <br /> 09/22-23100 <1 00 <500 <50 <2 0 <2 0 <2 0 <2 0 <2 0 <2 0 <br /> 12/26-27/00 -- <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 <2 0 <br /> 09/12-13101 -- <1,000 <100 <2 0 <2 0 <2 0 <20 <20 <2 0 <br /> 17./12-13101 <500 <20 <10 <1 0 <1 0 <1 0 <10 <1 0 <br /> F <br /> MW-2 12/08/97 20 <1,700 <330 390 <6 7 <6 7 <6 7 -- -- <br /> 03/05/98 -- <10,000 <2,000 300 <40 <40 <40 -- <br /> 05/27/98 -- <I0,000 <2,000 270 <40 <40 <40 - <br /> 07/21/98 -- <500 <100 180 <2 0 <20 <20 - -- <br /> 10/14/98 <2,500 <500 190 <10 <10 <10 --01/25-26/99 -- <500 <100 170 <2 0 <2 0 <2 0 --04/19/-20/99 -- <1,000 <200 180 <4 0 <4 0 <40 -- -- <br /> 07/15-16199 -- -- <100 180 <2 0 <2 0 <2 0 -- -- <br /> 10/25-26199 - <500 200 <10 <10 <10 <br /> 01/27-28 -- <br /> 100 -- -- <100 140 <2 0 <2 0 <2 0 - -- <br /> 06/26-27/00 -- -- <100 879 <2 00 <2 00 �2 00 -- <br /> 09/22-23/00 120 <500 <50 100 <2 0 <2 0 <2 0 <2 0 <20 <br /> 12126.27/00 -- <1,000 <100 785 <2 00 <2 00 <2 00 I- -- <br /> i <br /> 6981x1138 <br /> I <br />