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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 11990 Through November 2004 <br /> Former BP Oil 11192 <br /> Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE TBA Comments <br /> Sampled Elevation Water 'Rickness water in 82608 benzene Xylenes 8021B 8260B I260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg/1) (µg/1) (41) (µg/1) (41) (110) (µg/1) (µg/1) <br /> MW-6 continued <br /> 12/09/91 580 3042 000 -24 62 -- ND ND ND ND ND -- -- -- <br /> 03/09/92 5 80 2953 000 -23 73 089 ND ND ND ND ND -- -- <br /> 06/19/92 5 80 2924 000 -2344 029 ND<50 ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- — -- <br /> 09/18/92 5 80 3103 000 -2523 -179 ND<50ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- — -- <br /> 12/09/92 580 3142 000 -2562 -039 ND<50 _J ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- -- <br /> 03/11/93 5 80 2895 000 -23 15 247 ND<50 I ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- -- <br /> 06/15/93 5 80 2691 000 -21 11 2 04 ND<50 --� ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- -- -- <br /> 09/15/93 5 80 2729 000 -2149 -038 -- -- -- -- -- -- -- -- <br /> 12/22/93 580 2717 000 -2137 0 I2 ND<50 ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- — -- <br /> 04/01/94 580 2629 000 -2049 088 - -- -- -- -- -- <br /> 07/27/94 580 2632 000 .2052 -0 03 ND<50 --1� ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 0 -- -- <br /> 11/30/94 5 80 2680 000 -2100 -048 <br /> 02/15/95 580 25 73 000 -1993 107 ND<50 , ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- -- <br /> 04/21/95 5 80 2374 000 -1794 199 -- -- -- -- -- -- -- <br /> 07/21/95 5 80 2298 000 -17 18 -- ND<50 - ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- -- -- <br /> P 10/20/95 5 80 -- ND<50 - ND<0 50 ND<0 50 ND<0 50 ND<1 0 6 7 -- -- Pre-purge <br /> 10/20/95 5 80 2339 000 -1759 000 ND<50 15 067 ND<0 50 ND<1 0 ND<5 0 -- -- <br /> D 10/20/95 5 80 2339 000 -1759 000 -- -- - -- -- -- -- -- <br /> P 04/23/96 5 80 -- -- -- -- ND<500 ND<5 ND<5 ND<5 13 2700 -- -- Pre-purge <br /> 04/23/96 5 80 2000 000 -1420 000 ND<500 - ND<12 ND<12 ND<12 ND<12 4100 -- <br /> 07/I2/96 5 80 2022 000 -1442 -022 -- — -- -- -- -- -- <br /> 10/18/96 580 1942 000 -1362 0 80 2300 10 ND<1 0 ND<1 0 ND<1 0 7900 -- - <br /> 02/26/98 580 1160 000 -5 80 000 490 - ND<0 5 ND<l 0 ND<1 0 ND<1 0 590 -- - , <br /> D 02/26/98 5 80 1160 000 -5 80 7 82 460 I ND<0 5 ND<1 0 ND<1 0 ND<1 0 680 -- -- <br /> 11192 0 Palo <br /> f t 8 • <br />