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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 TPN-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE TBA Comments <br /> Sampled Elevation Water Thickness water 3n 8260B benzene Xylenes 8021B 8260B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/l) (µg11) (µg/1) (µg11) {µg11) (µg11) (14g/1) (11g11) (µg11) <br /> MW-II continued <br /> 5/14/2003 5 18 1706 000 -1188 1 75 -- 120 ND<O 50 ND<O 50 ND<O 50 ND<O 50 -- 110 250 <br /> 8/14/2003 5 18 1983 0 00 -1465 -2 77 - ND<250 ND<2 5 ND<2 5 ND<2 5 7 7 - 67 2200 <br /> 11/26/2003 5 18 1951 000 -1433 032 -- 160 ND<1 0 ND<1 0 ND<l 0 2 4 140 960 <br /> 2/23/2004 5 18 1771 000 -1253 1 80 -- 260 ND<2 5 3 5 ND<2 5 67 -- 48 3400 <br /> 5/21/2004 5 IS 1876 000 -13 58 -105 -- ND<250 ND<2 5 ND<2 5 ND<2 5 ND<5 0 -- 4 5 1200 <br /> 8/10/2004 5 18 2068 000 -1550 -192 ND<1300 ND<13 ND<13 ND<13 ND<25 -- ND<13 12000 <br /> 11/24/2004 5 18 1987 000 -1469 081 -- ND<1300 ND<I3 ND<13 ND<13 ND<25 -- ND<13 12000 <br /> 2/25/2005 5 18 1771 000 -1253 2 16 -- ND<1300 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- ND<13 8800 <br /> 5/27/2005 5 18 1673 000 -1155 098 - ND<1300 ND<13 ND<l3 ND<13 ND<25 - 21 10000 <br /> MW-12 <br /> 1/3/2003 642 1508 000 -866 -- -- ND<250 ND<2 5 ND<2 5 ND<2 5 ND<5 0 -- 220 1700 <br /> 5/14/2003 642 1521 000 -879 -013 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<O 50 -- ND<2 0 2200 <br /> 8/14/2003 642 1667 000 -1025 -146 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- ND<2 0 180 <br /> 11/26/2003 642 1757 000 -11 15 -090 -- ND<50 ND<O 50 055 ND<O 50 ND<1 0 -- ND<2 0 ND<100 <br /> 2/23/2004 642 1614 000 -9 72 143 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- ND<2 0 ND<100 <br /> 5/21/2004 642 1572 000 -930 042 -- ND<50 ND<O 50 ND<O 50 ND<0 50 ND<1 0 -- 10 ND<5 0 <br /> 8/10/2004 642 1694 000 -1052 -122 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 057 ND<5 0 <br /> 11124(2004 642 1751 000 -1109 -057 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 ND<O 50 ND<5 0 <br /> 2/25/2005 642 15 50 000 -908 2 01 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 065 ND<5 0 <br /> 5/27/2005 642 1431 000 -789 1 19 -- ND<50 065 ND<O 50 ND<O 50 ND<1 0 -- 1 1 ND<5 0 <br /> MW-13 <br /> 1/3/2003 438 1427 000 -989 -- -- ND<5000 ND<50 ND<50 ND<50 ND<100 - 13000 20000 <br /> 5(1412003 4 38 1338 000 -900 089 -- ND<50 ND<0 50 ND<0 50 ND<O 50 ND<O 50 -- ND<2 0 ND<100 <br /> 8/14/2003 438 1487 000 -1049 -149 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- ND<2 0 ND<100 <br /> 11192 Page 18 of 19 <br />