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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 /> RW2 06/29/04 676 -- -- -- 190 6 8 42 1 212 1,840 h 271
<br /> <0 5*
<br /> RW2 06/29/04 676
<br /> RW2 09/27/04 6 76 19 70 -12 94 0 00 69 7 214 125 53 3 4,170 h 681
<br /> <0 5*
<br /> RW2 09/27/04 676
<br /> RW2 12/01/04 676 1933 -1257 000 _- -- -- --
<br /> RW2 12/02/04 676 -- -- -- 188 8 3 365 22 1 1,530 h 258
<br /> <0 5*
<br /> RW2 12/02/04 6 76
<br /> RW3 05/22/90 889 3095 -2206 0 00 16,000 41,000 5,500 31,000 160,000 --
<br /> RW3 12119/90 889 3302 -2368 061 Not sampled-LPH
<br /> RW3 01/30/91 8 89 3373 -2412 099 Not sampled-LPH
<br /> RW3 05/02/91 889 3275 -2347 0 54 Not sampled-LPH
<br /> RW3 07116-17191 889 3372 -2449 047 Not sampled-LPH
<br /> RW3 10/15/91 889 3527 -2558 1 10 Not sampled-LPH
<br /> RW3 01/28/92 889 3269 -2370 0 14 Not sampled-LPH
<br /> RW3 04/30/92 889 3227 -2334 006 Not sampled-LPH
<br /> RW3 08/13/92 8 89 3467 -2550 039 Not sampled-LPH
<br /> RW3 10/08/92 889 35 36 -2606 0 56 Not sampled-LPH
<br /> RW3 02/23/93 889 31 34 -2245 000 4,100 4,300 1,600 8,300 47,000 --
<br /> RW3 05/18/93 8 89 3002 -21 13 000 19,000 22,000 3,100 17,000 90,000 --
<br /> RW3 08/22/93 889 3060 -2171 000 18,000 22,000 2,800 16,000 110,000 -^
<br /> RW3 12/30/93 889 2963 -2074 000 18,000 22,000 2,900 15,000 96,000
<br /> RW3 02/17/94 889 2927 -2038 000 9,600 14,000 2,200 9,600 70,000
<br /> RW3 05/10/94 889 28 81 -1992 000 10,000 16,000 2,200 10,000 76,000 --
<br /> RW3 08/02/94 889 3035 -2146 000 -- -- -- -- --
<br /> RW3 11/01/94 889 3059 -2170 000 11,000 16,000 2,800 14,000 92,000 --
<br /> RW3 02/17/95 8 89 28 08 -19 19 000 9,800 12,000 2,600 11,000 79,000 --
<br /> RW3 05/11/95 889 2537 -1648 000 7,600 10,000 2,700 12,000 90,000 --
<br /> RW3 08/24/95 8 89 2672 -17 83 000 9,600 15,000 4,600 20,000 100,000 --
<br /> RW3 10/19/95 8 89 2705 -18 16 000 7,000 12,000 3,400 14,000 87,000 <1,000
<br /> 00
<br /> RW3 02/13/96 889 2484 -1595 000 4,800 5,800 2,100 8,700 59,000
<br /> RW3 04/18/96 8 89 2245 -13 56 000 5,100 6,700 2,600 11,000 78,000 <250
<br /> RW3 08108196 889 23 60 -1471 000 4,200 5,900 2,600 12,000 58,000 <1,250
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