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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through August 2004 <br /> Former BP Oil 11192 <br /> Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE Comments <br /> Sampled Elevation Water Thickness water in 8260B benzene Xylenes 8021E 8260E <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (Pg/]) (µg11) (µg11) (µg/1) (µg11) (µg11) (41) <br /> MW-9 continued <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 <br /> 05/21/04 426 1396 000 -970 045 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 <br /> 08/10/04 426 I5 12 0 00 -1086 -116 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 ND<0 50 <br /> MW-10 <br /> 08/16/01 406 1307 000 -901 -- ND<50 — ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<2 5 ND<2 0 <br /> 11/09/01 406 1401 000 -995 -- ND<50 — ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<1 0 <br /> 02/18/02 406 1186 000 -780 -- ND<50 -- ND<0 50 ND<0 50 N1:<0 50 ND<0 50 ND<5 0 ND<2 0 <br /> 05/31/02 406 1215 000 -909 -029 -- -- ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> 08/08/02 406 1349 000 -943 -- -- ND<50 ND<0 50 ND<0 50 ND<O 50 ND<0 50 -- ND<2 0 <br /> 11/15/02 406 1470 000 -1064 -121 — ND<50 ND<0 50 14 ND<0 50 052 — ND<2 0 <br /> 01/03/03 406 1379 000 .973 091 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> 05/14/03 406 1285 000 -879 094 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 <br /> 08/14/03 406 1443 000 -1037 -158 -» ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- ND<2 0 <br /> 11/26/03 406 1529 000 -1123 -086 -- 56 ND<0 50 081 ND<0 50 1 1 -- ND<2 0 <br /> 02/23/04 406 1381 000 -975 148 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 <br /> 05/21/04 406 1348 000 -942 033 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 <br /> 08/10/04 406 14,68 000 -1062 -120 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 <br /> MW-11 <br /> 08/16/01 5 18 1650 000 -1132 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 170 110 <br /> 10104/01 518 1825 000 -1307 .175 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 280 200 <br /> 11/09/01 518 1824 000 -1306 001 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 170 140 <br /> 02/18/02 5 18 1592 000 .1074 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 290 310 <br /> 05/31/02 518 1661 000 -1143 -069 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 170 <br /> 08/08/02 5 18 1863 000 -1345 -- __ ND«,500 ND<25 ND<25 ND<25 ND<25 -- 91 <br /> 11192 Page 14 of 17 <br />