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i ! i <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through May 2005 <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 Thickness water in 8260B benzene Xylenes 8021B 8260E 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg/1) (Pg/l) (vg/1) (11g/1) (µg/1) (pg/1) (0g/1) (11g11) <br /> MW-6 continued <br /> 5/31/2002 528 1311 000 -783 -023 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 190 ND<100 <br /> 8/8/2002 528 1444 000 -916 -133 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 NDQO <br /> 11/15/2002 5 28 1567 000 -1039 -123 -- 96 ND<0 50 16 ND<0 50 1 -- 95 ND<100 <br /> D 11/15/2002 5 28 15 67 0 00 -1039 -123 -- -- -- -- -_ __ __ __ <br /> 1/3/2003 528 1475 000 -947 092 -- ND<50 ND<0 50 ND<0 50 065 2 1 -- ND<2 0 ND<100 <br /> D 1/3/2003 528 1475 000 -947 092 -- -- __ __ __ __ <br /> 5/14/2003 5 28 1394 0 00 -866 0 81 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 ND<100 <br /> D 5/14/2003 5 28 1394 000 -866 0 81 <br /> 8/14/2003 5 28 1543 000 -10 15 -1 49 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> D 8/14/2003 5 28 1543 000 -1015 -149 - -- - -- -- <br /> 11/26/2003 5 28 1629 000 -1101 -086 -- 50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 - 7 3 ND<100 <br /> 2/23/2004 5 28 1481 000 -953 148 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 3 1 ND<100 <br /> 5/21/2004 528 1445 000 -917 036 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 079 ND<5 0 <br /> 8/10/2004 528 1567 000 -1039 -122 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 - 2 2 ND<5 0 <br /> 11/24/2004 528 1620 000 -1092 -053 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 2/25/2005 5 28 14 16 000 -8 88 204 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 5/27/2005 5 28 1306 000 -779 1 10 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> MW-7 <br /> 8/5/1991 621 30 82 000 -2461 70 -- 19 ND ND ND -- - -- <br /> 8115/1991 621 -- -- -- -- <br /> 12/9/1991 6 21 31 36 000 -25 15 -- ND -- 19 ND 1 2 ND - -- -- <br /> 3/9/1992 6 21 30 15 000 -23 94 121 ND -- ND ND ND ND -- -- <br /> 6/19/1992 6 21 30 19 0 00 -23 98 -004 ND<50 - ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- -- -- <br /> 9/18/1992 621 31 98 000 -25 77 -179 90 ND<0 5 ND<0 5 ND<0 5 ND<0 5 -- -- -- <br /> 11192 Page 12 of 19 <br />