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• • s <br /> TABLE 2 GROUNDWATER MONITORING DATA,FORMER EXXON RS 7-3942,4444 NORTH PERSHING AVENUE,STOCKTON,CALIFORNIA <br /> Casing Depth Groundwater LPH Concentration(gg/L) <br /> Well Elevation to Water Elevation Thickness Ethyl- <br /> Number Date (feet) (feet) (feet) (feet) Benzene Toluene benzene Xylenes TPH-g MTBE <br /> MW4 03/02/04 7 12 84 2* <br /> MW4 06/28/04 7 12 1896 -1184 000 -- -- -- -- -- <br /> MW4 06/29/04 7 12 -- -- -- 120 <0 5 <0 5 <0 5 380 h 99 2* <br /> MW4 09/27/04 7 12 1983 -1271 000 -- -- -- -- -- <br /> MW4 09/28/04 7 12 -- -- -- 190 <0 5 <0 5 <0 5 406 h 96 3* <br /> MW4 12/01/04 7 12 1946 -1234 000 -- -- -- -- -- <br /> MW4 12/02/04 7 12 -- -- -- 140 <0 5 <0 5 <0 5 331 h 85 5* <br /> MW4 03/24/05 7 12 1758 -1046 000 <0 5 <0 5 <0 5 <0 5 350 h 105* <br /> MW4 06/22/05 7 12 1760 -1048 000 120 <0 5 <0 5 <0 5 349 h 108* <br /> MW4 10/12/05 7 12 1906 -1194 000 <2 5 <2 5 <2 5 <2 5 <250 h 90* <br /> MW5 07/16/87 958 1669 -711 0 00 <10 480 280 1,390 2,200 -- <br /> MW5 04/11/88 958 2286 -1328 000 <2 0 25 25 85 500 -- <br /> MW5 09/13/88 958 2533 -15 75 000 4 4 650 50 110 1,400 -- <br /> MW5 11/16/88 958 2531 -1573 000 <1 3 19 25 24 910 -- <br /> MW5 02/09/89 958 2509 -1551 000 3 4 12 15 22 1,250 -- <br /> MW5 05/31/89 958 2672 -1714 000 <0 5 14 24 46 790 -- <br /> MW5 08/17/89 958 2844 -1886 000 10 29 13 12 1,200 -- <br /> MW5 12/19/89 958 2945 -1987 000 -- -- -- -- -- -- <br /> MW5 958 Well dry since 03/21/90 <br /> MW5 12/30/93 958 2990 -2032 000 -- -- -- -- -- <br /> MWS 02/17/94 9 58 2954 -1996 000 -- -- -- -- -- -- <br /> MW5 05/10/94 958 2913 -1955 000 -- -- -- -- -- -- <br /> MW5 08/02/94 958 Well dry -- -- -- -- -- -- <br /> MW5 11/01/94 958 Well dry -- -- -- -- -- -- <br /> MW5 02/17/95 958 2841 -1883 000 -- -- -- -- -- -- <br /> MW5 05/11/95 958 25 72 -1614 000 14 12 7 5 4 8 350 -- <br /> MW5 08/24/95 958 2335 -1377 0 00 <0 5 <0 5 072 1 5 85 -- <br /> MW5 10/19/95 958 2720 -17 62 000 <0 5 <0 5 1 1 1 1 85 <2 5 <br /> MW5 02/13/96 958 Well dry -- -- -- -- <br /> MW5 04/18/96 958 2200 -1242 000 <0 5 <0 5 <0 5 068 65 <2 5 <br /> MW5 08/08/96 9 58 2422 -1464 000 -- -- -- -- -- <br /> MW5 11/04/96 9 58 2468 -15 10 000 -- -- -- -- -- -- <br /> g�pro)ects1739421masteAwplq 100513942gw xis Page 12 of 58 <br />