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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through November 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) (µgll) (µg11) (µgll) (µg/l) (µg11) (µg11) (µg11) 441) (µg11) <br /> MW-8 <br /> 08/16/01 479 1353 000 -874 -- 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 4 79 1451 000 -972 -098 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<l 0 ND<20 <br /> 02/18/02 479 1242 000 -763 2 09 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 4 79 1261 000 -782 -019 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 08/08/02 4 79 1394 0 00 -915 -133 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2.0 ND<20 <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 /> 01/03/03 479 1422 000 -943 096 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 ND<l00 <br /> 05/14/03 479 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 4 79 1496 000 -1017 -148 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 11/26/03 4 79 15 83 000 -It 04 -087 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 02/23/04 479 1435 000 -956 148 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 05/21/04 4 79 1400 000 -921 035 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 08/10/04 479 15 19 000 -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 4 79 1579 000 -1100 -060 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 02/25/05 4 79 1374 000 -895 2 05 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 14 05/27/05 4 79 1262 000 -783 112 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 08/26/05 479 -- -- -- __ Street closure <br /> 11/11/05 479 1541 000 -1062 -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> MW-9 <br /> 08/16/01 426 l3 36 0 00 -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 0 00 -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 1 99 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 -830 -023 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 2 2 ND<100 <br /> 08/08/02 426 1387 000 -961 -131 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- 2 ND<20 <br /> 11192 Page 16 of 20 <br />