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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 TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE TBA Comments <br /> Sampled Elevation Water Thickness water in 8260E benzene Xylenes 8021B 8260B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (1g/1) (µg/1) (µg/1) (µg/1) (µg11) (µg11) (µg11) (pg/1) <br /> MW-3 continued <br /> 2/18/2002 5 68 1356 000 -7 88 0 14 -- 150 12 ND<1 2 ND<1 2 ND<1 2 1600 460 240000 <br /> 5/31/2002 568 1374 000 -806 -018 -- ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<100 190000 <br /> 8/8/2002 5 68 1506 000 -9 38 -132 -- ND<2500 ND<25 ND<25 ND<25 ND<25 -- 62 240000 <br /> 11/15/2002 5 68 1664 000 -1096 -158 __ ND<12000 ND<120 ND<120 ND<120 ND<120 - ND<500 180000 <br /> 1/3/2003 568 1536 000 -968 128 __ ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<400 150000 <br /> D 1/3/2003 5 68 15 36 0 00 -968 128 _- <br /> 5/14/2003 5 68 1454 000 -886 0 82 -- ND<5000 ND<50 ND<50 ND<50 ND<50 -- ND<200 120000 <br /> D 5/14/2003 5 68 1454 000 -886 0 82 <br /> 8/14/2003 5 68 1604 000 -1036 -150 ND<10000 ND<100 ND<100 ND<100 ND<200 - ND<400 150000 <br /> D 8/14/2003 5 68 1604 000 -1036 -150 <br /> 11/26/2003 5 68 1696 000 -11 28 -092 -- ND<1000o ND<100 ND<100 ND<100 ND<200 -- ND<400 150000 <br /> 2/23/2004 5 68 1560 000 -992 1 36 ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<400 98000 <br /> 5/21/2004 568 15 t3 0 00 -945 047 -- ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<100 90000 <br /> 8/10/2004 568 1634 0 00 -1066 -121 -- ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<100 66000 <br /> 11/24/2004 568 1611 0 00 -1043 023 -- ND<5000 ND<50 ND<50 ND<50 ND<100 - ND<50 60000 <br /> 2/25/2005 5 68 1500 000 -932 1 11 - ND<5000 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<50 36000 <br /> 5/27/2005 5 68 1371 000 -8 03 129 -- ND<5000 ND<0 50 ND<0 50 ND<0 50 ND<1 0 - ND<50 24000 <br /> MW-4 <br /> 5/1/1990 6 75 2631 000 -1956 -- <br /> 8/5/1991 6 75 -- -- __ <br /> -- -- -- -- Dry <br /> 12/9/1991 6 75 -- -- -- -- -_ __ __ __ __ Dry <br /> 3/9/1992 675 -- - -- Dry <br /> 6!1911992 6 75 -- - -- -- -- - Dry <br /> 9/18/1992 6 75 -- -- -- Dry <br /> 11192 Page 5 of 19 <br />