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Ta
<br /> Groundwater Monitoring Wand Analytical Results
<br /> Former Unocal Service Station#2859
<br /> 1665 Pacific Avenue
<br /> Stockton California
<br /> well ID/ Date DTW GWE TPII(G) R T E X NI"E
<br /> TOC+ (ft ) (msl) (ppb) (ppb) (ppb) (Ppb) (Ppb) (ppp)
<br /> MW-1 08/31/98 2444 -14 78 ND ND ND ND ND ND/ND4
<br /> (cont) 12/04/98 2433 -1467 ND ND ND ND ND NDIND4
<br /> MW-2 06/06/88 -- 99,000 5,700 48,800 5,000 25,000 --
<br /> 10/26/88 -- 172,000 9,400 82,600 4,600 26,000 --
<br /> 03/02/89 -- -- 163,000 2,460 25,080 3,270 16,990 -
<br /> 08/28/89 -- -- 220,000 6,800 44,000 4,000 21,000 --
<br /> 11130/89 -- - 200 000 16 000 35,000 2,700 14,000 --
<br /> 03/01/90 -- - 240,000 11,000 40 000 2,800 17,000 --
<br /> 05/30/90 -- -- 260,000 27,000 66,000 5,100 27,000 --
<br /> 08/24/90 DRY -- -- __ __ __
<br /> 11/19/90 DRY
<br /> 02/25/91 DRY
<br /> 05/29/91 DRY
<br /> 08/28/91 DRY
<br /> 11/06/91 DRY -- - -- - -
<br /> 03/04/92 DRY
<br /> 05121/92 DRY
<br /> 08/18/92 DRY
<br /> 11/13/92 DRY -- -- -- __
<br /> --
<br /> 1019 03/26/93 48 35 -38 16 480,000 14,000 75,000 6,500 37,000 -
<br /> 06/04/93 4655 -36 36 170,000 15,000 65,000 5,000 24,000 --
<br /> 11/12/93 4678 -3659 130,000 14,000 27,000 7,000 28,000
<br /> 02/18/94 44 82 -34 63 200,000 25,000 67,000 5,000 28,000 --
<br /> 05/23/94 43 61 -33 42 130,000 27,000 68,000 5,400 29,000 --
<br /> 08/12/94 45 38 -35 19 180,000 15,000 62,000 5,300 29,000 --
<br /> 11/08/94 4557 -3538 120,000 12,000 61,000 6,000 28,000 --
<br /> 02/07/95 43 28 -3309 120,000 13,000 60,000 5,500 29,000 --
<br /> 05/04/95 39 78 -2959 170,000 20,000 54,000 4,400 23,000 --
<br /> 08/10/95 -- -- __ __ --
<br /> 1008
<br /> _1008 08/26/95 39 89 -2981 140,000 4 400 63,000 5 400 28,000 --
<br /> 11/09/95 39 55 -2947 140 000 6,400 45,000 5,600 29,000 -_
<br /> 02/08/96 3703 -2695 280 000 3,500 100,000 9,200 52,000
<br /> 05/08/96 33 59 -2351 180,000 1,900 46,000 4,200 25,000 ND
<br /> 08/07/96 3429 -2421 290,000 3,200 52,000 8,900 38,000 ND
<br /> 11/14/96 3441 -2433 180,000 4,200 50,000 9,900 39,000 ND
<br /> 2959 xls1Y280054 2 As of 12104/98
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