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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-MW2 06/11/02 774 <0 5*
<br /> UVB-MW2 09/10/02 774 1978 -1204 000 458 2 3 Ito 12 0 1,210 h 236
<br /> UVB-MW2 09/10/02 774 <0 5*
<br /> UVB-MW2 12/18/02 774 1954 -1180 000 856 2 7 143 179 878 h <0 5
<br /> UVB-MW2 03/24/03 774 1895 -1121 000 -- -- -- -- --
<br /> UVB-MW2 03/25/03 774 -- -- -- 581 23 4 9 4 9 2,100 h 329
<br /> UVB-MW2 03/25/03 774 <0 5*
<br /> UVB-MW2 06/11/03 7 74 1913 -1139 000 643 3 1 206 155 1,890 h 437
<br /> UVB-MW2 06/11/03 774 <0 5*
<br /> UVB-MW2 09/17/03 774 2055 -1281 000 319 2 0 15 5 180 2,060 h 377
<br /> UVB-MW2 09/17/03 774 <0 5*
<br /> UVB-MW2 12/08/03 774 2049 -1275 000 400 3 2 48 91 2,280 h 13 9
<br /> UVB-MW2 12/08/03 774 <0 5*
<br /> WB-MW2 03/02/04 774 1904 -1130 000 754 2 8 2 7 6 0 2,640 h 270
<br /> UVB-MW2 03/02/04 774 <0 5*
<br /> UVB-MW2 06/28/04 774 2028 -1254 000 -- -- -- -- --
<br /> UVB-MW2 06/29/04 774 -- -- -- 117 5 0 4 8 106 2,550 h 240
<br /> UVB-MW2 06/29/04 774 <0 5*
<br /> UVB-MW2 09/27/04 774 2117 -1343 000 -- - --
<br /> UVB-MW2 09/28/04 774 -- -- -- 211 340 570 167 3,660 h <5
<br /> V1 05/02/91 857 3174 -23 17 000 20,000 49,000 4,700 25,000 130,000 --
<br /> V1 07116-17191 857 3270 -2413 000 14,000 44,000 3,000 15,000 170,000
<br /> V1. 10/15/91 857 3325 -2468 000 18,000 51,000 4,200 23,000 200,000 --
<br /> V t 01/28/92 857 3151 -2294 Sheen 20,000 58,000 2,400 23,000 150,000
<br /> VI 04/30/92 857 31 12 -2255 000 15,000 43,000 3,000 18,000 130,000
<br /> V1 08/13/92 8 57 33 17 -2460 000 12,000 44,000 3,600 20,000 180,000 --
<br /> V1 10/08/92 857 3376 -25 18 0 Ol Not sampled-LPH
<br /> V 1 02/23/93 8 57 3047 -2190 000 9,800 19,000 3,700 18,000 100,000 --
<br /> V1 05/18/93 857 -- -- -- -- -" -- `- -- --
<br /> V1 08/22/93 857 2970 -21 13 000 -- -- -- --
<br /> V1 12/30/93 857 2905 -2048 000
<br /> V1 02/17194 857 2873 -20 16 000 -- -- -- -- -- 1
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