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11111- Illlllllllllllll Ill I_ 11111 111 11111111111111 11 11 11 11111. 11111111- 11111 11111 11111. � Il <br /> i • <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 /> SWI 03/08/01 <br /> -- -- -- -- -- -- <br /> S W 1 06/21/01 <br /> SWI 09/20/01 -- <br /> SWI <br /> -SWI 12/04/01 825SWI 03/05/02 825 <br /> SWI 06/11/02 825 _- <br /> S W 1 09!10/02 825 <br /> SWI 12/18/02 825 -- -- <br /> SWI <br /> -SW1 03/24/03 825 1915 -1090 000 -- -- -- <br /> SWI 03/25/03 825 -- -- -- 1,750 1,910 426 1,680 18,100 h 620 <br /> SWI 03/25/03 825 <5* <br /> SW2 E 02/17/94 -- 2870 -- 000 660 2,000 770 3,600 29,000 -- <br /> SW2 -- Not accessible since 02/17/94 <br /> SW2 02/17/95 -- 27 57 Air sparging well--samples not collected <br /> SW2 05/11/95 24 84 Air sparging well--samples not collected <br /> SW2 08/24/9S -- -- Air sparging well--samples not collected <br /> SW2 10/19/95 -- -- Air sparging well--samples not collected <br /> SW2 02/13/96 -- -- Air sparging well--samples not collected <br /> SW2 04/18/96 -- -- Air sparging well--samples not collected <br /> SW2 08/08/96 -- -- Air sparging well--samples not collected <br /> SW2 11/04/96 -- 23 72 -- 000 110 <1 2 <1 2 2 0 320 <6 2 <br /> SW2 02/03/97 -- __ <br /> SW2 05/08/97 <br /> SW2 08/26/97 -- -- -- <br /> SW2 11/11/97 -- -- - -- - __ - -- <br /> SW2 03/03/98 <br /> SW2 05/20/98 <br /> -- -- -- -- -- <br /> SW2 08/19/98 <br /> SW2 11/18/98 -- __ -- -- -- -- <br /> SW2 03/30/99 -- - -- -- -- -- -- <br /> SW2 05/05/99 <br /> 61projccts%739421ntasterlwp\go303139421nw xis <br /> Page 36 of 47 <br />