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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through February 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) (n/l) (pg/1) (pg/1) (µg/1) (µg/1) (µg11) (41) (µg11) <br /> MW-7 continued <br /> 01/20/00 621 15 15 000 -894 -051 200 - 1 6 ND<0 5 ND<0 5 ND<0 5 25000 -- <br /> 04/11/00 <br /> -04/11/00 621 1540 000 -9 19 -025 2500 -- 3 3 ND<0 5 ND<0 5 0 53 63000 - - <br /> 07/14/00 621 1251 000 -630 2 89 2500 -- 3 8 ND<0 5 4 1 1 55000 - <br /> 10/26/00 621 W 15 000 -794 -164 2300 - 2 8 ND<0 5 ND<0 5 ND<0 5 69000 - - <br /> 01/16/01 621 1403 000 -782 0 12 19000 - 455 1 73 ND<0 5 1 15 30300 -- -- <br /> 04/12/01 621 1272 000 -651 1 31 120000 -- 353 ND<2 5 ND<2 5 ND<7 5 147000 - -- <br /> 07/23/01 621 14 16 000 -795 -144 180000 -- ND<50 ND<50 ND<50 ND<150 233000 -- -- <br /> 08/16/01 5 69 1462 060 -893 -098 -- -- -- -- -- -- <br /> 11/09/01 569 15 58 000 -989 -- ND<5000 - ND<50 ND<50 ND<50 ND<50 120000 110000 25000 <br /> 12/14/01 5 69 15 42 000 -973 016 25000 -- 1 53 0 809 3 75 624 23300 -- -- <br /> 01/10/02 5 69 1369 000 -800 1 73 4600 - 3 73 0 639 242 256 2660 -- -- <br /> 02/18/02 5 69 13 58 000 -789 0 11 140 - 11 ND<l 0 ND<l 0 ND<1 0 1700 800 220000 <br /> 05/31/02 5 69 13 77 000 -808 -0 19 -- ND<1000o ND<100 ND<100 ND<100 ND<200 -- ND<400 160000 <br /> 08/08/02 5 69 15 08 000 -939 -1 31 -- 240 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- 92 130000 <br /> 11/15102 5 69 1626 000 -1057 000 -- ND<5000 ND<50 ND<50 ND<50 ND<50 - ND<200 160000 <br /> D l 1115/02 5 69 1626 000 -1057 -1 18 -- -- - - - -- -- <br /> 01/03/03 5 69 15 38 000 -969 000 ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<400 140000 <br /> D 01/03/03 5 69 1538 000 -969 088 - - -- -- -- -- <br /> 05/14/03 5 69 14 59 000 -890 000 - ND<5000 ND<50 ND<50 ND<50 ND<50 ND<200 140000 <br /> D 05/14/03 569 1459 000 -890 079 - -- - -- - - -- <br /> 08/14/03 5 69 1607 000 -10 38 -1 48 -- ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<400 160000 <br /> D 08/14/03 5 69 1607 000 -1038 000 - -- -- -- -- -- -- -- <br /> 11/26/03 569 1697 000 -11 28 -090 __ ND<20000 ND<200 ND<200 ND<200 ND<400 - ND<800 160000 <br /> 02/23/04 569 1563 000 -994 1 34 - ND<10000 ND<100 ND<100 ND<100 ND<200 - ND<400 100000 <br /> 11192 Page 14 of 18 <br /> I <br />