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Table <br /> Groundwater Monitoring Daa <br /> d Analytical Results <br /> Tosco(Unocal)Service Station#6981 <br /> 4707 Pacific Avenue <br /> Stockton,California <br /> WELL IDI DATE DTW ST GWE TPH-G B T E X MTBE <br /> TOC* (ft) (ft bgs) (msl) (ppb) (ppb) (pp b) (ppb) (ppb) (Ppb) <br /> MW-5 10126-27194 51 26 500-550 -3950 13,000 10,000 790 <20 270 -- <br /> (cont) 01/25-26/95 4862 -3686 5,000 3,700 27 <0 5 44 -- <br /> 04126-27195 4397 -3221 2,900 650 12 23 16 '- <br /> 07127195 4503 -3327 150 21 24 <1 0 19 -- <br /> 10125-26/95 4992 -38 16 -- -- - - <br /> 3 <br /> 01/25/96 4311 -3135 86 69 085 <0 5 084 -- <br /> 04/25/96 3931 -26 55 -- - " - - <br /> 07/24/96 3968 -2692 <50 <0 5 <0 5 <0 5 <0 5 69169E <br /> 10/23/96 4053 -2877 SAMPLED SEMI-ANNUALLY -- -- -01/20/97 3682 -2506 <50 <0 5 <0 5 <0 5 <0 5 25 <br /> 07/16/97 3432 -2256 <50 <0 5 <0 5 <0 5 <05 34 <br /> 10/15/97 3618 -2442 <50 <0 5 <05 <0 5 <0 5 <5 0 <br /> 12/08/97 3605 -24 29 -' -- -- <br /> 03/05/98 3166 -1990 <50 <0 50 <0 50 <0 50 <0 50 23118E <br /> 05/27/98 2828 -1652 <50 <0 50 <0 50 <0 50 <0 50 8 117 86 <br /> 07/21/98 2840 -1664 <50 <0 50 20 <0 50 21 50/456 <br /> 10/14/98 2942 -1766 <50 <0 50 <0 50 <0 50 <0 50 6 012 96 <br /> 01/25-26/99 2956 -1690 <50 <0 50 <0 50 <0 50 <0 50 35/42 6 <br /> 04119-20/99 2611 -1435 <50 <0 50 <0 50 <0 50 <0 50 2 812 2s <br /> 07/15-16/99 2751 -1575 <50 <0 50 <0 50 <0 50 <0 50 <2 513 66 <br /> 1176 10125-26199 2917 -1741 <50 <0 50 <0 50 <0 50 <0 50 <2 5/136 <br /> 01127-28100 2870 -1694 <50 072 078 <0 50 10 <2 51<2 06 <br /> 06126-27100 2590 -1414 <50 0 <0 500 442 <0 500 314 <5 001<2 006 <br /> 11 52 09122-23100 2822 -1670 <50 074 060 <0 50 <0 50 <2 5/<2 06 <br /> 12/26-27/00 28 16 -1664 <50 0 1 14 <0 500 <0 500 <0 500 <5 001<2 006 <br /> 03107-08//01 2788 -1636 <50 0 100 <0 500 <0 500 <0 500 <5 00/2 386 <br /> 06/26-27101 2885 -1733 <50 <0 50 <0 50 <0 50 <0 50 <5 0/<2 0 <br /> 6981 xW#180138 7 As of 06/27/01 <br />