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Table
<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 ID/ Date DTW GWE Thickness TPH(G) B T E X MTBE
<br /> TOC* (ft) (ft ) (ft )
<br /> <-
<br /> U-2 11/03/97 3302 -21 53 000 <50 <05 <05 <05 <0 5 <5 0
<br /> (cant) 02/13/98 3041 -18 92 000 <50 <0 50 <0 50 <0 50 <0 50 <25
<br /> 03/09/98 2949 -1800 000 <50 <0 50 <0 50 <0 50 <0 50 <2 5/<2 04
<br /> 05/26/98 2708 -15 59 000 <50 <0 50 <0 50 <0 50 <0 50 <2 5
<br /> 08/17/98 2636 -1487 000 577 066 069 <0 50 1 1 <25
<br /> U-3
<br /> 11 25 08/19/94 47 12 -35 87 000 51,000 9,700 1,300 2,100 5,600
<br /> 11/17/94 4748 -3623 000 42,000 9,600 1,800 2,000 4,600 __
<br /> 02/17/95 4557 -34 32 000 47,000 9,100 2,100 1,600 5,300 -
<br /> 05/09/95 4282 -31 57 000 53,000 7,600 3,900 2,600 11,000 Y
<br /> 08/09/95 41 15 -2990 000 38,000 4,800 1,900 2,100 9,600
<br /> 11/08/95 4103 -2978 000 28,000 2,400 1,400 1,900 4,900 --
<br /> 02/06/96 3942 -28 17 000 36,000 3,700 1,400 1,900 8,000 3
<br /> 05/07/96 3669 -2544 000 36,000 4,600 1,800 2,400 10,000 3
<br /> 08/06/96 3647 -2522 000 43,000 2,600 1,000 1,700 7,000
<br /> 11/05/96 3605 -2480 000 43,000 2,400 1,000 1,600 6 300
<br /> 02/03/97 3244 -21 19 000 39,000 2,100 1,100 1,500 6,100 <500
<br /> 05/01/97 3173 -2048 000 19,000 1,100 660 1,200 5,000 260
<br /> 08/04/97 3202 -2077 000 810 35 21 67 15 <50
<br /> 11/03/97 3300 -21 75 000 25,000 960 580 1,500 5,100 <130
<br /> 02/13/98 3022 -1897 000 41,000 1,700 820 1,900 6,300 <500
<br /> 03/09/98 2940 -18 15 000 28,000 1,300 600 1,200 4,500 <250/<100'
<br /> 05/26/98 26 97 -1572 000 2,300 46 31 56 110 <25
<br /> 08/17/98 2641 -1516 000 17,000 780 110 770 3,300 <50
<br /> U-4
<br /> 1171 08/09/95 4203 -3032 000 -- --
<br /> 11/08/95 41 72 -3001 000 440 49 1 2 066 230
<br /> 02/06/96 4029 -28 58 000 340 <2 0 <20 <20 72 --
<br /> 05/07/96 3725 -2554 000 320 62 20 1 4 1 8 -
<br /> 08/06/96 3694 -2523 000 330 110 068 13 20
<br /> 11/05/96 36 81 -25 10 000 190 3 9 <05 <0 5 <05
<br /> 0187 xis//i280045 2
<br /> As of 08/17/98
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