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w lw �w w w w w w iw w w w w w w
<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. MTBE
<br /> SW2 09/10/02 753 - -- -- -- -- - -- -
<br /> SW2 12/18/02 753 -- -- -- -- -- -- -- -- --
<br /> SW2 03/24/03 753 18 55 -1102 000 1,360 <5 330 <5 6,980 h 260
<br /> SW2 03/24/03 753 <2 5*
<br /> SW2 06/11103 753 1873 -1120 000 2,570 200 620 220 6,770 h 38 0
<br /> SW2 06/11/03 753 <05*
<br /> SW2 09/17/03 7.53 2014 -1261 000 2,170 27 5 876 408 7,840 h 804
<br /> SIV2 09/17/03 753 <0 5*
<br /> UVB-MWI 02/28/97 742 1867 -- 000 7,200 18,000 2,000 11,000 99,000 1,100
<br /> UVB-MW 1 05/08/97 742 1876 -1134 000 5,900 15,000 1,800 9,000 86,000 1,600
<br /> UVB-MWI 05/08/97 742 <200*
<br /> UVB-MWI d 08/26/97 742 2050 -1308 000 700 18 19 42 2,400 77
<br /> UVB-MWI 10/02/97 742 -- -- -- 1,200 1,400 240 2,400 17,000 300
<br /> UVB-MW 1 11/11/97 742 21 10 -1368 000 9,400 16,000 2,300 11,000 91,000 2,200
<br /> UVB-MW 1 11/11/97 742 <200*
<br /> UVB-MW l 03/03/98 742 15 55 -8 13 000 13,000 36,000 3,600 18,000 140,000 3,200
<br /> UVB-MW l 03/03/98 742 <200*
<br /> UVB-MW l 05/20/98 742 1523 -781 000 12,000 32,000 3,500 19,000 140,000 3,300
<br /> UVB-MW 1 05/20/98 742 <133*
<br /> UVB-MW i 08/19/98 742 1698 -956 000 13,000 22,000 2,900 14,000 100,000 <1,250
<br /> UVB-MWI 08/19/98 742 <100*
<br /> UVB-MW i 11/18/98 742 1720 -978 000 12,000 27,000 3,200 16,000 100,000 <1,000
<br /> UVB-MW 1 03/30/99 742 1631 -889 000 11,600 25,400 3,390 17,200 144,000 <400
<br /> UVB-MW 1 05/05/99 742 1629 -887 000 14,200 28,800 3,360 17,600 105,000 238
<br /> UVB-MWI 08/20/99 742 1700 -958 000 9,330 19,300 2,890 16,300 104,000 1,970
<br /> UVB-MW 1 12/06/99 742 1732 -990 000 11,000 26,000 3,500 18,800 130,000 <500
<br /> UVB-MWI 02/29/00 742 1507 -7 65 000 13,000 31,000 4,200 23,100 180,000 <250
<br /> UVB-MWI 05/16/00 742 1473 -731 000 14,000 31,000 4,000 27,100 160,000 <250
<br /> UVB-MWI 09/11/00 742 17 11 -969 000 12,000 22,000 3,800 18,300 130,000 <120
<br /> UVB-MWI 12/13/00 742 1705 -9 63 000 13,000 28,000 4,100 21,400 130,000 <120
<br /> UVB-MW 1 03/08/01 7 42 1623 -981 000 13,000 27,000 4,900 24,400 210,000 <120
<br /> UVB-MW t 06/21/01 742 17 64 -1021 002 11,000 19,000 4,000 19,900 140,000 <120
<br /> UVB-MW 1 09/20/01 742 18 87 -1145 000 11,000 24,000 4,200 21,400 210,000 <50
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