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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 to 8260B benzene Xylenes 8021B 8260E 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/l) (11g11) (µg/1) (µg11) (4811) (µg11) (µg/1) (µg11) <br /> MW-12 continued <br /> 08/14/03 642 1667 000 -1025 -146 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- ND<2 0 180 <br /> 11/26/03 642 1757 000 -11 15 -090 -- ND<50 ND<O 50 OSS ND<O 50 ND<1 0 - ND<2 0 ND<100 <br /> 02/23/04 642 16 14 000 -972 1 43 ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 - ND<2 0 ND<100 <br /> 05/21/04 642 15 72 0 00 -930 042 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 - 1 0 ND<5 0 <br /> 08/10/04 642 1694 000 -1052 -122 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 057 ND<5 0 <br /> 11/24/04 642 1751 000 -1 1 09 -057 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 - ND<O 50 ND<S 0 <br /> 02/25/05 642 1550 000 -908 201 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 065 ND<5 0 <br /> MN'-13 <br /> 01/03/03 4 38 1427 000 -989 -- -- ND<5000 ND<50 ND<50 ND<50 ND<100 -- 13000 20000 <br /> 05/14/03 4 38 13 38 000 -900 0 89 - ND<50 ND<0 50 ND<O 50 ND<O 50 ND<O 50 -- ND<2 0 ND<100 <br /> 08/14/03 438 14 87 000 -1049 -149 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 -- ND<2 0 ND<100 <br /> 11/26/03 438 15 77 000 -11 39 -090 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 -- 7 5 ND<100 <br /> 02/23/04 438 1445 000 -1007 1 32 -- ND<50 ND<0 SO ND<O 50 ND<O 50 ND<1 0 - ND<2 0 ND<100 <br /> 05/21/04 4 38 1403 000 -965 042 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 ND<O 50 ND<5 0 <br /> 08/10/04 438 15 19 000 -1081 -1 16 - ND<50 ND<O 50 ND<O 50 ND<O SO ND<1 0 -- ND<O 50 ND<5 0 <br /> l 1124104 438 15 76 000 -11 38 -057 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 -- ND<O 50 ND<5 0 <br /> 02/25/05 438 13 85 000 -947 1 91 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 - ND<O 50 ND<5 0 <br /> VW-2 <br /> 12/09/92 -- -- - -- -- - -- Dry <br /> 03/11/93 - - -- <br /> -- -- -- -- -- <br /> Dry <br /> 06/15/93 - - - - - -- -- - Dry <br /> 09/15/93 -- - - - - -- -- Dry <br /> 12/22/93 -- -- - -- <br /> 02/15/95 -- __ __ __ __ _ Not Monitored/Sampled <br /> 11192 Page 18 of 18 <br />