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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through August 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 8260B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg11) (µg11) (µg/1) (µgll) {µg/1) (µg11) (µg1]) (µg/1) <br /> MW-8 continued <br /> 11/15/02 479 15 18 000 -1039 -124 -- ND<50 ND<0 50 055 ND<0 50 ND<0 50 -- ND<2 0 ND<100 <br /> 01/03/03 4 79 1422 000 -943 096 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 05/14/03 4 79 1348 000 -869 074 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 ND<100 <br /> 08/14/03 479 1496 000 -1017 -148 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 ND<100 <br /> 11/26/03 479 1583 000 -1104 -087 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 ND<100 <br /> 02/23/04 479 1435 0 00 -956 148 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 ND<100 <br /> 05/21/04 479 1400 000 -921 035 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 08/10/04 4 79 1519 000 -1040 -1 19 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 11/24/04 479 1579 000 -1100 -060 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 02/25/05 4 79 13 74 000 -895 205 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 05/27/05 479 12 62 000 -783 1 12 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 08/26/05 479 -- -- -- __ __ _. Street closure <br /> MW-9 <br /> 08/16/01 426 1336 000 -910 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<2 5 ND<2 0 ND<20 <br /> 11/09/01 426 1432 000 -1006 -096 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 16 13 ND<20 <br /> 02/18/02 426 1233 000 -807 199 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 2 7 ND<100 <br /> 05/31/02 426 1256 000 -8 30 -0 23 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 2 2 ND<100 <br /> 08/08/02 426 13 87 000 -961 -131 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- 2 ND<20 <br /> 11/15/02 426 1500 000 -1074 -1 13 ND<50 ND<0 50 13 ND<0 50 056 -- 14 ND<100 <br /> 01/03/03 426 1420 0 00 -9 94 080 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 30 ND<l00 <br /> 05/14/03 426 1327 000 -901 0 93 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 ND<100 <br /> 08/14/03 426 1481 000 -1055 -154 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 ND<100 <br /> 11126103 4 26 1572 000 -1146 -091 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 02/23/04 426 1441 000 -1015 131 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 11192 Page 16 of 20 <br />