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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 ID DATE METHANOL ETHANOL TBA MTBE DIVE ETBE TAME 1,2-DCA EDB <br /> (Ppm) (Ppb) (ppb) (PPN (PA (ppb) (Ppb) (Ppb) (Ppb) <br /> MW-7 12/08/97 <1 0 <500 <100 69 <2 0 <2 0 <2 0 -- - <br /> 03/05/98 -- <500 <100 120 <2 0 <2 0 <2 0 -- - <br /> 05/27/98 - <500 <100 53 <2 0 <2 0 <2 0 --07/21/98 <500 <100 22 <2 0 <20 <2 0 -- -- <br /> 10/14/98 -- <500 <100 33 <2 0 <2 0 <2 0 i - -- <br /> 01/25-26/99 -- <500 <100 35 <2 0 <2 0 <2 0 -- -- <br /> 04/19/-20199 -- <500 <100 120 <2 0 <2 0 <2 0 -- -- <br /> 07/15-16199 -- <200 320 <4 0 <4 0 <4 0 - <br /> 10/25-26/99 - -- <200 250 <4 0 <4 0 <4 0 -- - <br /> 01/27-28/00 -- -- <100 210 <2 0 <2 0 <2 0 -- - <br /> 01/27-28/00 -- -- <100 109 <2 00 <2 00 <2 00 -- -- <br /> 09/22-23/00 <1 00 <500 <50 110 <2 0 <2 0 <2 0 <2 0 <2 0 <br /> 12126-27/00 -- <1,000 <100 733 <2 00 <2 00 <2 00 --, -- <br /> 03/07-08/01 -- <1,000 <100 585 <2 00 <2 00 <2 00 497 <2 00 <br /> 06/26-27/01 -- <1,000 <100 140 <2 0 <20 <2 0 13 <2 0 <br /> 09112-13/01 -- <2,000 <200 200 <40 <4 0 <40 21 <4 0 <br /> MW-8 I2/08/97 WELL PAVED OVER -- -- -- -- -- - -- <br /> 03/05/98 <500 <t00 <2 0 <2 0 <20 <2 0 - - <br /> 05/27/98 -- <500 <100 <2 0 <2 0 <20 <2 0 -- -- <br /> 07/21/98 -- <500 <100 89 <2 0 <2 0 <2 0 - -- <br /> 10/14/98 -- <500 <100 <2 0 <2 0 <2 0 <2 0 - -- <br /> 01/25-26/99 -- <500 <100 <2 0 <2 0 <2 0 <2 0 -- -- <br /> 04/19/-20/99 -- <500 <100 78 <2 0 <2 0 <20 - <br /> 07/15-16199 -- -- <100 31 <2 0 <2 0 <20 -- - <br /> I0125-26199 -- - <100 <2 0 <2 0 <2 0 <2 0 -- <br /> 01127-28/00 -- -- <100 <2 0 <2 0 <2 0 <2 0 -- -- <br /> 06/26-27100 -- -- <100 <2 00 <2 00 <2 00 <2 00 -- -- <br /> 09122-23/00 <1 00 <500 <50 <2 0 <2 0 <2 0 <2 0 <20 <2 0 <br /> 6981 xis/#180138 26 As.013/01 <br />