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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(pg/L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> I
<br /> Number Date (feet feet) (feet feet Benzene Toluene benzene Xylenes TPH-E MTBE
<br /> V3 06/21/01 763 <5*
<br /> V3 09/20/01 763 1925 -1162 000 98 18 46 132 950 <0 5
<br /> V3 12/04/01 7 61 1904 -1143 000 <50 260 960 4,200 19,000 <5*
<br /> V3 03/05/02 761 1820 -1059 000 -- -- -- -- -- --
<br /> V3 03/06/02 761 -- -- -- 260 484 I,390 5,280 13,900 h 102
<br /> V3 03/06/02 761 <10*
<br /> V3 06/11/02 7 61 1867 -1106 Sheen 720 117 548 2,000 8,300 h 100
<br /> V3 06/11/02 761 <2 5*
<br /> V3 09/10/02 761 1998 -1237 000 <50 260 970 3,790 14,100 h 700
<br /> V3 09/10/02 761 <50*
<br /> V3 12/18/02 761 1971 -1210 000 <50 380 1,310 5,260 17,000 h <50
<br /> V3 03/24/03 761 1910 -1149 000 -- -- -- -- -- --
<br /> V3 03/25/03 761 -- -- -- 340 398 1,760 7,240 27,500 h 920
<br /> V3 03/25/03 7 61 <5*
<br /> V3 06/11/03 7 61 1930 -1169 000 836 320 1,430 5,950 21,900 h 182
<br /> j V3 06/11/03 761 <5*
<br /> V3 09/17/03 761 2075 -13 14 000 75 0 485 2,160 8,640 31,000 h 950
<br /> V3 09/17/03 761 <5*
<br /> V3 12/08/03 761 20 72 -13 11 000 102 675 3,220 11,700 47,200 h 127
<br /> V3 12/08/03 7 61 <0 5*
<br /> V3 03/02/04 7 61 1923 -1162 000 240 765 3,600 12,100 48,600 h 950
<br /> V3 03/02/04 7 61 <25*
<br /> V3 06/28/04 7 61 2045 -12 84 000 956 460 2,670 10,300 40,400 h 13 9
<br /> V3 06/28/04 7 61 <0 5*
<br /> V3 09/08/04 7 61 -- -- -- 163 373 1,980 6,530 28,400 h 115
<br /> V3 09/08/04 7 61 <2 5*
<br /> V3 09/08/04 7 61 -- -- -- 228 531 1,980 8,170 39,000 h 142
<br /> V3 09/08/04 7 61 <2 5*
<br /> V3 09/27/04 7 61 2153 -1392 000 -- -- -- -- -- --
<br /> V3 09/28/04 7 61 -- -- -- 190 430 2,380 9,020 35,400 h <0 5*
<br /> V3 1 12/01/04 7 61 2105 -1344 000 230 485 2,990 11,100 45,000 h <0 5*
<br /> V3 j 03/24/05 7 61 1911 -11.50 000 - - -- -- -- --
<br /> V3 1 03/25/05 761 - -- -- 174 268 1,530 4,860 24,500 h <0 5*
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