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Ta <br /> . Groundwater Monitoringb! nd Analytical Results <br /> Former Tosco(Unocal)Service Station##6981 <br /> 4707 Pacific Avenue <br /> Stockton,California <br /> WELL ID/ DATE DTV sl GWE TP`F1-G B T E x MTBE <br /> TOC-(ft.) ) b ) ort) ) (hp-b-) b) (ppb) (-b) b) <br /> MW-3 01125-26/95 4837 52 0-55 0 -3686 54 <0 5 <0 5 <0 5 <0 5 -- <br /> (cont) 04/26-27195 4358 -3207 <50 <0 5 074 <0 5 1 1 _ -- <br /> 07/27/95 4470 -33 19 <50 <0 5 <0 5 <0 5 <0 5 <br /> 10/25-26/95 4559 -3408 -- --01/24/96 4264 -31 13 <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 04/25/96 3792 -2641 SAMPLED SEMI-ANNUALLY -- <br /> DESTROYED <br /> MW-4 02/21/90 -- 51 0-55 0 -- 2,600 27 10 12 15 -- <br /> 10/18/90 DRY11/19/90 DRY -- <br /> 12/27/90 DRY "- <br /> 01/28/91 DRY -- -- -- -- -- -- <br /> 04/02/91 DRY -- -- - - <br /> 07/18/91 DRY -- -- -" -- -- <br /> 09/30/91 DRY -- -- -- --11/14/91 DRY -- -- -- -- "" --04/16/92 DRY _ -- -- -- -- -- -- - <br /> 07/30/92 DRY - -- -" -" -- -- <br /> 10/21-22/92 DRY - -- -- -- -- "- -- <br /> 01/13/93 DRY -- -- -- -- "" --1163 04/26/93 5052 -3889 11,000 1,400 <50 <50 <50 -- <br /> 07/26/93 51 54 -3991 5,700 800 16 22 <125 -- <br /> 10/20/93 5203 -4040 3,6001 490 <20 <20 <20 -- <br /> 01/17-18/94 4953 -3790 3,800 160 _ 47 23 110 -- <br /> 04/25-26/94 4743 -3580 2,200 200 50 <10 72 -- <br /> 07/25-26/94 4989 -3825 850 74 24 <0 5 61 -- <br /> 10/26-27/94 51 04 -3941 650 20 22 <1 0 46 -- <br /> 01/25-26/95 4829 -3666 240 24 <0 5 <0 5 094 -- <br /> 04/26-27/95 4383 -3220 250 24 071 <0 5 1 5 -- <br /> 07/27/95 4482 -33 19 130 1 5 1 7 <0 5 2 1 -- <br /> 10/25-26195 4567 -3404 -- -- -- -- - - <br /> 6981 xh/#180138 5 As of 06/26/03 <br />