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�� .�� �� mss■ � �� �w■w � a■>r � �� � � �! � � <br /> TABLE 2 GROUNDWATER MONITORING DATA,FORMER EXXON RS 7-3942,4444 NORTH PERSHING AVENUE,STOCKTON,CALIFORNIA <br /> Casing Depth Groundwater LPH Concentration(lig/L) <br /> Well Elevation to Water Elevation Thickness Ethyl- <br /> Number Date (feet) (feet) (feet) (feet) Benzene Toluene benzene Xylenes TPH-g MTBE <br /> V3 09/27/04 7 61 2153 -1392 000 - - -- -- - -- <br /> V3 09/28/04 761 -- -- -- 190 430 2,380 9,020 35,400 h <0 5* <br /> V4 05/02/91 938 32 10 -2268 005 31,000 58,000 5,700 29,000 200,000 -- <br /> V4 07/16-17/91 938 3306 -2365 004 Not sampled-LPH <br /> V4 10/15/91 938 3374 -2434 0 03 Not sampled-LPH <br /> V4 01/28/92 938 3192 -2254 Sheen 23,000 63,000 5,300 27,000 220,000 -- <br /> V4 04/30/92 938 3148 -22 09 0 01 Not sampled-LPH <br /> V4 08/13/92 938 33 60 -24 17 007 Not sampled-LPH <br /> V4 10/08/92 938 3420 -2473 012 Not sampled-LPH <br /> V4 02/23/93 938 3085 -2147 000 15,000 35,000 4,300 23,000 150,000 -- <br /> V4 05/18/93 938 2935 -1997 000 13,000 47,000 5,900 28,000 240,000 -- <br /> V4 08/22/93 938 2960 -2022 000 9,400 42,000 3,900 21,000 150,000 -- <br /> V4 12/30/93 938 29 26 -1988 000 10,000 36,000 4,800 26,000 150,000 -- <br /> V4 02/17/94 938 2889 -1951 0 00 -- -- -- -- -- <br /> V4 05/10/94 938 2854 -1916 002 Not sampled-LPH <br /> V4 08/02/94 9 38 29 93 -20 55 0 02 Not sampled-LPH <br /> V4 11/01/94 938 3034 -2096 000 -- -- -- -- -- -- <br /> V4 02/17/95 938 2782 -1844 000 -- -- -- -- -- -- <br /> V4 05/11/95 9 38 2512 -1574 Sheen -- -- -- -- -- -- <br /> V4 08/24/95 938 -- -- -- -- -- -- -- <br /> V4 10/19/95 938 2685 -1747 Sheen -- -- -- -- -- -- <br /> V4 02/13/96 938 2474 -1536 Sheen -- -- -- -- -- -- <br /> V4 04/18/96 938 2236 -1298 Sheen -- -- -- -- -- -- <br /> V4 08/08/96 938 2360 -1422 Sheen -- -- -- -- -- -- <br /> V4 11/04/96 938 24 02 -1464 000 3,200 24,000 2,900 16,000 120,000 X1,250 <br /> V4 02/03/97 938 1940 -1002 Sheen -- -- -- -- -- -- <br /> V4 05/08/97 822 1926 -1104 Sheen -- -- -- -- -- -- <br /> V4 08/26/97 822 2080 -1247 0 15 -- -- -- -- -- -- <br /> V4 11/11/97 822 2134 -13 12 Sheen -- -- -- -- -- -- <br /> V4 03/03/98 822 1567 -744 001 -- -- -- -- -- -- <br /> V4 05/20/98 8 22 1562 -735 007 -- -- -- -- -- <br /> S 1projects173942Vmasterlwp1g09O413942gw x[s Page 53 of 56 <br />