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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 /> UVB-MW 1 05/16/00 742 1473 -731 000 14,000 31,000 4,000 27,100 160,000 <250
<br /> UVB-MW 1 09/11/00 742 1711 -969 000 12,000 22,000 3,800 18,300 130,000 <120
<br /> UVB-MWI I2/13100 742 1705 -963 000 13,000 28,000 4,100 21,400 130,000 <120
<br /> UVB-MW1 03/08/01 742 1623 -881 000 13,000 27,000 4,900 24,400 210,000 <120
<br /> UVB-MWI 06/21/01 742 1764 -1021 002 11,000 19,000 4,000 19,900 140,000 <120
<br /> UVB-MWI 09/20/01 742 1887 -1145 000 11,000 24,000 4,200 21,400 210,000 <50
<br /> UVB-MWI 12/04/01 740 1855 -11 15 000 -- __ -_ __ __
<br /> UVB-MWI 03/05/02 740 1765 -1025 000 9,090 29,600 3,100 19,700 96,700 h <25
<br /> UVB-MWI 06/11/02 740 18 18 -1078 Sheen 8,440 19,100 2,620 13,600 108,000 h <100
<br /> UVB-MWI 09/10/02 740 N 49 -1209 Sheen 9,460 13,700 2,830 13,700 110,000 h 160
<br /> UVB-MW 1 09/10/02 740 X50*
<br /> UVB-MWI 12/18/02 740 1922 -1182 0 00 11,600 27,500 3,600 17,400 122,000 h 460
<br /> UVB-MW 1 12/18/02 740 <100*
<br /> UVB-MWl 03/24/03 740 1858 -11 18 000 7,580 16,800 2,420 12,200 110,000 h <50
<br /> UVB-MWI 06/11/03 740 18 79 -1139 Sheen 8,620 19,000 3,240 15,600 106,000 h 420
<br /> UVB-MW 1 06/11/03 740 <5*
<br /> UVB-MWI 09/17/03 740 2025 -1285 000 10,600 22,700 4,100 19,200 129,000 h 280
<br /> UVB-MW 1 09/17/03 740 <5*
<br /> UVB-MWI 12/08/03 740 2047 -13 06 001 10,000 19,400 3,750 16,500 140,000 h 550
<br /> UVB-MWl 12/08/03 740 <5*
<br /> UVB-MWI 03/02/04 740 1869 -1129 000 6,500 11,900 2,130 11,500 80,300 h <50*
<br /> UVB-MW 1 06/28/04 740 1992 -1252 000 -- -- -- __ __
<br /> UVB-MWl 06/29/04 740 -- -- -- 10,300 17,400 3,630 17,100 121,000 h <05
<br /> UVB-MWI 09/27/04 740 20 87 -1347 000 -- -- __ -_
<br /> UVB-MWI 09/28/04 740 -- -- -- 8,500 18,000 4,460 22,000 131,000 h <0 5
<br /> UVB-MW 1 12/01/04 740 2050 -13 10 000 -- -- _- __ __ -_
<br /> UVB-MW 1 12/02/04 740 -- -- -- 5,020 8,790 1,240 6,890 63,300 h <50
<br /> UVB-MWI 03/24/05 740 1863 -1123 0 00 9,160 24,300 3,330 17,000 143,000 h 395
<br /> UVB-MWI 03/24/05 740 <10*
<br /> UVB-MWI 06/22/05 740 1862 -1122 0 00 -- -- --
<br /> UVB-MWI 06/23/05 7.40 -- - -- 11,400 26,800 4,010 21,600 143,000 h 180
<br /> UVB-MWI 06/23/05 740 <200*
<br /> g 1projects1739421 nasterlwp1g0605L3942gw xls
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