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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through May 2005 <br /> Former BP Oil 11192 <br /> Date TQC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE TSA Comments <br /> Sampled Elevation Water Thickness water in 8260B benzene Xylenes 8021B 8260B 82608 <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg/1) (µg/1) (µg/1) (µg/1) (µg11) (41) (µg11) 4Lg11) <br /> MW-5 continued <br /> 8/5/1991 6 15 3072 000 -24 57 -- ND - ND ND ND ND -- -- - <br /> 8/15/1991 615 -- -- -- -- - -- -- - -- - <br /> 12/9/1991 6 15 31 10 0 00 -2495 -- ND -- ND ND ND ND -- -- -- <br /> 3/9/1992 6 15 3047 000 -2432 063 ND -- 6 2 ND 0 5 ND -- -- -- <br /> 6/19/1992 6 15 2999 000 -23 84 048 ND<50 - ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- -- <br /> 9/18/1992 6 15 31 92 000 -2577 -193 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- - <br /> D 9/18/1992 6 15 31 92 0 00 -2577 -193 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- <br /> 12/9/1992 6 15 32 14 000 -2599 -022 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- -- <br /> 3/11/1993 6 15 2948 000 -2333 266 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 - -- -- <br /> D 3111/1993 6 15 2948 000 -2333 266 ND<50 - ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- - - <br /> 6/15/1993 6 15 2745 000 -21 30 2 03 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- -- <br /> 9/15/1993 6 15 2797 000 -2182 -052 <br /> 12/22/1993 6 15 2779 000 -21 64 018 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- -- <br /> 4/1/1994 6 15 2691 000 -2076 088 <br /> 7/27/1994 6 15 2696 000 -2081 -005 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 ND<5 0 -- -- <br /> 11/30/1994 6 15 2741 000 -2126 -045 <br /> 2/15/1995 6 15 2626 000 -2011 1 15 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<I 0 -- -- <br /> 4/21/1995 6 15 2423 000 -1808 2 03 <br /> 7/19/1995 6 15 2346 000 -1731 0 77 ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 <br /> 10/20/1995 6 15 23 94 000 -1779 -048 <br /> 4/23/1996 6 15 2060 000 -1445 3 34 ND<500 ND<O 5 ND<O 5 ND<O 5 Nl7<O 5 ND<10 -- -- <br /> 7/12/1996 6 15 21 18 000 -1503 -058 <br /> 10/18/1996 6 15 2035 000 -1420 0 83 ND<50 -- ND<O 5 ND<l 0 ND<l 0 ND<l 0 ND<10 - -- <br /> 2/26/1998 6 15 1250 0 00 -635 7 85 ND<50 -- ND<O 5 ND<l 0 ND<l 0 ND<1 0 ND<10 -- -- <br /> 11192 Page 8 of 19 <br />