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Ta <br /> Groundwater Motntormgand Analytical Results <br /> Former Tosco(Unocal)Service Station#6981 <br /> 4707 Pacific Avenue <br /> Stockton,California <br /> WELL IDI 1rYATt DTW S1 GWE TPH G D T E X MTBE <br /> c—V) (ft,bgs (A) (Opp) (Ppb) (ppb) (,ppb) (ppb) (Ppb) <br /> VW-2 <br /> NA 07/24/96 3867 25 5-50 5 -- 78,000 510 3,100 540 24,000 7201560" <br /> 10/15/96 DRY <br /> 10/23/96 -- -- SAMPLED SEMI-ANNUALLY -- -- -- -- <br /> 01/20/97 3707 -- NOT SAMPLED DUE TO INSUFFICIENT WATER -- -- <br /> 07/16/97 DRY -- -- -- -- -- -- -- <br /> 12/08/97 WELL CONNECTED TO VES -- -- -- -- -- -- <br /> 03/05/98 DRY -- -- -- -- -- -- - <br /> 05/27/98 DRY -- -- -- -- -- -- -- <br /> 07/21/98 DRY -- -- -- -- <br /> 10/14/98 DRY -- -- -- -- -- -- <br /> 01/25-26/99 DRY -- -- -- -- -- -- <br /> 04/19-20/99 2634 -- 3,400 <10 <10 <10 53 78/49' <br /> 07115-16/99 2779 -- NOT SAMPLED DUE TO INSUFFICIENT WATER -- -- <br /> 10/25-26/99 DRY -- -- -- -- -- -- -- <br /> 01/27-28/00 DRY - -- - -- -- -- <br /> 06/26-27/00 2617 -- 1,94014 <2 50 358 614 518 3601486' <br /> 1166 09/22-23100 DRY -- -- -- - -- " <br /> 12126-27/00 DRY -- "- -- -- -- -- -- <br /> 03/07-08101 DRY -- -- -- -- -- "" -- <br /> 06/26-27/01 DRY - -- -- - -- -" -- <br /> 09/12-13/01 DRY -- -- -- -- -- -- <br /> 12/12-13/01 DRY -- -- -- - -- - <br /> 03/20-21102 DRY -- •- -' -' -" -" -- <br /> VW-3 <br /> NA 07/24/96 3834 25 5-50 5 -- <50 <0 5 <0 5 <0 5 <0 5 c5 0 <br /> 10/23/96 -- -- SAMPLED SEMI-ANNUALLY -- -- <br /> 01/21/97 3651 -- <50 <0 5 <0 5 <0 5 <0 5 58 <br /> 07116/97 3398 -- <50 <0 5 <0 5 <0 5 <0 5 14 <br /> 10/15/97 3584 -- <50 <0 5 <0 5 <0 5 <0 5 <5 0/<2 0' <br /> 6981 xis/#180138 19 As of 03/21/02 <br />