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i f � <br /> Table 2 - <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 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 Thickness water in 8260B benzene Xylenes 8021E 8260B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg/l) (µg/1) (11g/1) (µg/1) (µg11) (41) (µg11) (µgll) <br /> MW-6 continued <br /> 07/07/98 5 80 1155 000 -5 75 0 05 ND<50 ND<0 5 ND<1 0 ND<1 0 ND<1 0 ND<10 -- -- <br /> 01/19/99 5 80 13-49 000 -769 -194 7300 ND<l 0 ND<1 0 ND<1 0 ND<l 0 9700 - -- <br /> 07/14/99 5 80 1255 000 -675 094 1000 - ND<l 0 ND<1 0 ND<1 0 ND<l 0 1100 -- -- <br /> 10/07/99 5 80 14 10 000 -830 -- 4900 -- ND<1 0 ND<1 0 ND<l 0 ND<l 0 4200 - -- <br /> 01/20/00 5 80 1433 000 -8 53 -023 ND<50 -- ND<0 5 ND<0 5 ND<0 5 ND<0 5 6200 -- -- <br /> 04/11/00 5 80 1525 000 -945 -092 77 -- ND<0 5 ND<0 5 ND<0 5 ND<0 5 180 -- -- <br /> 07/14/00 5 80 1197 000 -6 17 3 28 55 -- ND<0 5 ND<0 5 ND<0 5 ND<0 5 150 -- -- <br /> 10/26/00 5 80 13 60 000 -780 -163 1300 -- 100 79 11 72 2200 -- -- <br /> 01/16/01 5 80 1339 000 -759 0 21 1200 - 206 ND<0 5 ND<0 5 ND<0 5 1700 -- -- <br /> 04/12/01 5 80 1193 000 -6 13 146 120 - ND<0 5 ND<0 5 ND<0 5 ND<l 5 157 -- - <br /> 07/23/01 5 80 13 56 000 -776 -163 200 -- ND<0 5 ND<0 5 ND<0 5 ND<l 5 254 - <br /> 08/16/01 5 28 1400 000 -872 -096 -- - -- -- _ _- <br /> 11/09/01 5 28 15 03 000 -9 75 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 1800 1800 ND<250 <br /> 12/14/01 5 28 14 75 000 -947 028 2100 -- ND<0 5 ND<0 5 ND<0 5 ND<l 0 2140 -- <br /> 01/10/02 5 28 1292 000 -764 1 83 1600 -- ND<5 0 ND<5 0 ND<5 0 ND<10 1580 -- - <br /> 02/18/02 5 28 1288 000 -760 004 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<2 0 ND<100 <br /> 05/31/02 5 28 13 11 000 -783 -023 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 - 190 ND<i 00 <br /> 08/08/02 5 28 1444 000 -916 -133 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 ND<20 <br /> 11/15/02 5 28 15 67 0 00 -1039 -123 - 96 ND<0 50 16 ND<0 50 1 95 ND<1 00 <br /> D 11/15/02 5 28 15 67 000 -1039 000 -- -- -- -- -. __ _- .. <br /> 01/03/03 5 28 1475 000 -9 47 0 00 -- ND<50 ND<0 50 ND<0 50 065 21 -- ND<2 0 ND<100 <br /> D 01/03/03 5 28 14 75 000 -947 0 92 -- -- _- -- __ <br /> 05/14/03 528 13 94 000 -866 0 00 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 ND<100 <br /> D 05/14/03 528 1394 000 -866 081 __ __ __ -- <br /> 11192 Page I 1 of 18 <br />