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<br /> TABLE 2 GROUNDWATER MONITORING DATA,FORMER EXXON RS 7-3942,4444 NORTH PERSHING AVENUE,STOCKTON,CALIFORNIA
<br /> Casing Depth Groundwater LPH Concentration( /L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br />, _ Number Date ^(feet)_ (feet) (feet) _ (feet) Benzene Toluene benzene Xylenes TPH-g MTBE
<br /> NI\V9 03/25/03 6 52 29 2*
<br /> MW9 06/11/03 652 17 10 -1058 000 -- -- __ __ __
<br /> MW9 09/17/03 652 1859 -1207 000
<br /> f1IW9 12/08/03 6 52 1843 -1191 000 -- -- -- __ __
<br /> N4W I O 04/11/88 861 2318 -1457 0 00 640 130 170 140 3,100 --
<br /> N1WIO 09/13/88 861 25 85 -1724 000 4,800 130 340 240 7,700 --
<br /> MW10 11/16/88 861 2608 -1747 000 5,800 290 700 340 9,400 --
<br /> MW 10 02/09/89 8 61 2570 -1709 000 7,500 450 220 320 8,800 --
<br /> MW 10 05/31/89 861 2744 -1883 000 11,000 320 1,600 800 24,000 --
<br /> N1W10 08/17/89 8 61 2945 -2084 000 12,000 2,100 3,100 2,500 35,000 -
<br /> NI W I 0 03/21/90 861 Not accessible -- -- _- __ __
<br /> MW 10 05/17/90 861 Not accessible -- __ __ -_
<br /> M W 10 06/27/90 861 3252 -23 91 000 9,700 4,800 2,400 5,300 51,000 --
<br /> NIWI O 09/25/90 8 61 3395 -25 34 000 13,000 9,900 2,700 8,900 71,000 --
<br /> NIW IO 12/19/90 861 3379 -25 18 000 16,000 16,000 3,300 11,000 81,000 --
<br /> NIW I O 01/30/91 861 3424 -2563 000 18,000 15,000 2,600 9,900 62,000 --
<br /> M W 10 05/02/91 861 3424 -2563 000 6,900 5,700 2,100 5,900 27,000 --
<br /> Mw 1 O 07/16-17191 8 61 35 13 -26 52 a 000 -- -- -- -_ __
<br /> Mw 10 10/15/91 861 Dry
<br /> M W I 0 01/28/92 861 33 86 -2525 000
<br /> M W l 0 04/30/92 861 3352 -2491 000
<br /> NIW 1 O 08/13/92 861 3500 -2639 000
<br /> NIW I O 10/08/92 8 61 Dry -- -- __ __ -_
<br /> NIW 10 02/23/93 861 3285 -2424 000 1,100 17,000 3,300 15,000 91,000 --
<br /> NAW i 0 05/18/93 8 61 3132 -22 71 000 6,200 9,200 1,400 5,300 44,000 --
<br /> NIW 10 08/22/93 8 61 31 70 -2309 000 7,800 15,000 1,700 7,900 66,000 --
<br /> NIW I O 12/30/93 8 61 3079 -22 18 000 -- -- -- -_ __
<br /> N71V l 0 02/17/94 8 61 3025 -2164 0 00 870 1,300 310 770 9,400 --
<br /> MW10 05/10/94 861 2975 -21 12 000 1,400 3,800 470 1,700 21,000 --
<br /> NIIW I 0 08/02/94 8 61 3133 -22 72 000 510 130 150 400 5,700 --
<br /> mW10 11/01/94 861 3176 -23 15 000 4,100 16,000 1,600 7,500 64,000 --
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