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M. Mir r M ■■■ M M r I r MM man r 4r M
<br /> Table T
<br /> Groundwater Monitoring Data and Analytical Results
<br /> Former Unocal Service Station#0187
<br /> 437 East Miner Avenue
<br /> Stockton, California
<br /> Product
<br /> WELL IDI DATE DTW S.I. GWE Thickness TPH-G B T E X MTBE
<br /> TOC"(ft) (ft) (ftbgs) (msl) (&) (ppb) (ppb) (Ppb) (Ppb) (Ppb) (pp b)
<br /> U-3 02/17/95 45.57 -34.32 0.00 47,000 9,100 2,100 1,600 5,300 --
<br /> (cont) 05/09/95 42.82 -31.57 0.00 53,000 7,600 3,900 2,600 11,000 -
<br /> 08/09/95 41.15 -29.90 0.00 38,000 4,800 1,900 2,100 9,600 --
<br /> 11/08/95 41.03 -29.78 0.00 28,000 2,400 1,400 1,900 4,900 --
<br /> 02/06/96 39.42 -28.17 0.00 36,000 3,700 1,400 1,900 8,000 -3
<br /> 05/07/96 36.69 -25.44 0.00 36,000 4,600 1,800 2,400 10,000 --3
<br /> 08/06/96 36.47 -25.22 0.00 43,000 2,600 1,000 1,700 7,000 --
<br /> 11/05/96 36.05 -24.80 0.00 43,000 2,400 1,000 1,600 6,300 --
<br /> 02/03/97 32.44 -21.19 0.00 39,000 2,100 1,100 1,500 6,100 <500
<br /> 05/01/97 31.73 -20.48 0.00 19,000 1,100 660 1,200 5,000 260
<br /> 08/04/97 32.02 -20.77 0.00 810 35 21 67 15 <5.0
<br /> 11/03/97 33.00 -21.75 0.00 25,000 960 580 1,500 5,100 <130
<br /> 02/13/98 30.22 -18.97 0.00 41,000 1,700 820 1,900 6,300 <500
<br /> 03/09/98 29.40 -18.15 0.00 28,000 1,300 600 1,200 4,500 <250/<1004
<br /> 05/26/98 26.97 -15.72 0.00 2,300 46 31 56 110 <2.5
<br /> 08/17/98 26.41 -15.16 0.00 17,000 780 110 770 3,300 <50
<br /> 11/10/98 26.48 -15.23 0.00 29,0007 5,200 300 1,300 2,000 <50
<br /> 02/05/99 25.96 -14.71 0.00 27,000 4,200 2,200 300 3,800 --
<br /> (D) 02/05/99 -- -- -- 28,000 4,300 2,300 1,000 4,000 --
<br /> 10.79 05/07/99 24.73 -13.94 0.00 18,000 2,600 240 340 1,900 --
<br /> 08/20/99 25.17 -14.38 0.00 18,00010 2,400 300 1,200 1,700 --
<br /> 11/23-24199 26.12 -15.33 0.00 8,96010 609 60.6 566 744 <250/<10.04
<br /> 02122-23100 25.40 -14.61 0.00 43,00010 7,200 5,100 2,200 8,300 <2501<2.04
<br /> 05/30-31/00 24.03 -13.24 0.00 12,90010 814 95.5 783 1,350 <500/<10.04
<br /> 08131-09101100 24.74 -13.95 0.00 12,30010 393 65.6 1,440 1,600 <500/<20.04
<br /> 11.41 11/20-22100 25.37 -13.96 0.00 12,30070 515 65.0 1,460 1,290 <250/<20.04
<br /> 02/26-27/01 24.94 -13.53 0.00 279 0.750 0.657 <0.500 7.93 <2.501<2.04 -
<br /> 05/14-16101 24.93 -13.52 0.00 <50.0 <0.500 <0.500 <0.500 <0.500 <5.00/<2.004
<br /> 08113-15/01 25.63 -14.22 0.00 <50 <0.50 0.72 <0.50 <0.50 <5.01<2.04
<br /> 06940-325 4 ENSR Corporation
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