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� s � <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through August 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 8021 B 9260B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (µg/1) (µg11) (µg11) (µg/1) (µg11) (µg/1) (µg/1) (µg/1) <br /> MW-12 continued <br /> 05/21/04 642 15 72 000 -930 042 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 10 ND<5 0 <br /> 08/10/04 642 1694 000 -1052 -122 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 057 ND<5 0 <br /> 11/24/04 642 1751 000 -11 09 -057 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 02/25/05 642 15 50 000 -908 2 01 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 0 65 ND<5 0 <br /> 05/27/05 642 1431 000 -789 1 19 -- ND<50 065 ND<0 50 ND<0 50 ND<l 0 -- 1 I ND<5 0 <br /> 08/26/05 642 1591 000 -949 -160 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- 056 ND<10 <br /> MW-13 <br /> 01/03/03 438 1427 000 -989 -- ._ ND<5000 ND<50 ND<50 ND<50 ND<100 -- 13000 20000 <br /> 05/14/03 438 1338 000 -900 0 89 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 ND<100 <br /> 08/14/03 438 1487 000 -1049 -149 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 11/26/03 438 1577 000 -I 139 -0 90 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 75 ND<100 <br /> 02/23/04 439 14 45 0 00 -10 07 132 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 ND<2 0 ND<100 <br /> 05/21/04 4 38 1403 000 -965 042 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 08/10/04 438 15 19 000 -1081 -1 16 - 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 38 1576 000 -1138 -057 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 02/25/05 438 13 85 000 -947 191 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ivD<l 0 - \D<0 50 ND<5 0 <br /> 05/27/05 438 1257 000 -8 19 128 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 ND<5 0 <br /> 08/26/05 438 14 16 000 -978 -159 __ ND<50 ND<0 50 ND<0 50 0 17J ND<1 0 -- ND<0 50 ND<10 <br /> VW-2 <br /> 12/09/92 -- -- -- __ <br /> 03/11/93 -- -- _. <br /> -- -- -- -- -- -- -- -- -- -- Dry <br /> 06/15/93 -- -- -- __ <br /> -- -- -- -- -- -- -- -- -- -- Dry <br /> 09/15/93 -- -- __ __ _ <br /> - -- -- -- -- Dry <br /> 12/22/93 -- -- -- __ <br /> 11192 Page 19 of 20 <br />