SITE INFORMATION AND CORRESPONDENCE FILE 2

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TABLE 2 GROUNDWATER MON IT G nATA FORMER EXXON RS 7-3708 2705 COUNTRY CLUB BOULEVARD STOCKTON CA Reference Depth to GroundwaterMoorOther Ethyl- Total TPH as Oxygenates and Dissolved Weelln Elevation Groundwater Elevation Benzene Toluene benzene Xylenes gasoline MTBE Additives Lead Date (feet) {feet) ( ) (µ8/L) (itg/L) (MI) (991L) (u8/L) (M2) (992) (98/L) MW2 08/23/91 2.09 16.59 -14.50 NS NS NS NS NS NS NS NS MW2 08/29/91 2.09 16.69 -14.60 <0.5 <0.5 <0.54 <0.5 82 NA NA NA MW2 12/13/91 2.09 16.81 -14.72 <0.5 <0.5 0.9 <0.5 <50 NA NA NA MW2 02/11/92 2.07 15.89 -13.82 NS NS NS NS NS NS NS NS MW2 03/18/92 2.07 13.82 -11.75 0.9 <0.5 <0.5 <0.5 <50 NA NA NA MW2 06/04/92 2.07 14.61 -12.54 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 09/28/92 2.07 17.28 -15.21 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 12/18/92 2.07 17.04 44.97 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 04/05/93 2.07 10.87 -8.80 <0.5 <0.5 <0.5 <0.5 <50d NA NA NA MW2 09/`23/93 2.07 14.38 -12.31 0.6 0.9 <0.5 1.4 <50 NA NA NA MW2 11/15/93 2.07 15.00 -12.93 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 02/10/94 2.07 13.86 -11.79 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 05/31/94 2.07. 13.06 -10.99 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 08/30/94' 2.07 14.88 -12.81 1.0 <0.5 <0.5 <0.5 <50 NA NA NA MW2 11/22/94' 2.07 15.51 -13.44 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 01/12/95' 2.07 1429 -12.22 <0.5 <0.5 <0.5 <0.5 <50 IVDA NA NA MW2 03/31/95 2.07 NM NC NS NS NS NS NS NS NS NS MW2 04/05/95 2.07 9.98 -7.91 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 07/14/95 2.07 NM NC <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 , 07/17/95 2.07 11.82 -9.75 NS NS NS NS NS NS NS NS MW2 10/05/95 2.07 13.81 -11.74 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 12/01/95 SITE DIVESTED BY EXXONMOBIL MW2 04/02/96 2.07 8.63 -6.56 10 <0.5 0.6 0.53 <50 NA NA NA MW2 07/31/96 2.07 .11.53 4.46 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA MW2 10/23/96 2.07 12.51 -10.44 <0.5 <0.5 <0.5 <0.5 <50 <5.0 NA NA MW2 02/07/97 2.07 7.32 -5.25 <0.5 <0.5 <0.5 <0.5 <50 NA NA NA a w*oM73iMA"eLVM7pftw2.xb Pala 3 of 19