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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> September 1996 Through November 2004 <br /> 76 Station 5886 <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 8021B 8260E <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg13) (µg/1) (µg11) (µg11) (µg11) (µg/1) (µg11) <br /> MW-4S continued <br /> 04/30/01 045 670 000 -625 014 -- __ __ __ _ 2 89 <br /> 05/07/01 045 674 000 -629 -004 -- -- -- -- -- - 3 25 <br /> 06/27/01 045 744 000 -699 -070 -- -- -- -- -- ND<5 0 -- <br /> 07/19/01 045 732 000 -687 0 12 -- -- _ __ __ __ 88 -- <br /> 08/20/01 045 7 68 000 -723 -036 ND<50 __ ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 2 5 <br /> 09/13/01 045 762 000 -7 17 006 -- -- - -- -- ND<5 0 -- <br /> 10/19/01 045 765 000 -720 -003 - - -- -- -- ND<5 0 -- <br /> 11/19/01 045 724 000 -6 79 041 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 1 1 <br /> 12/13/01 0 45 694 000 -6 49 030 -- - __ __ ND<2 5 <br /> 01/18/02 045 650 000 -605 044 -- -- -- - -- ND<2 5 -- <br /> 02/11/02 0 45 699 000 -654 -049 ND<50 - ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<2 5 ND<2 0 <br /> 03121/02 0 45 6 81 000 -636 0 18 -- -- -- 4 3 -- <br /> 05/02/02 0 45 6 96 000 -651 -0 15 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<2 0 <br /> 08/01/02 045 7 28 000 -6 83 -- ND<50 -_ ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 4 7 <br /> 11/20/02 045 7 17 000 -672 0 11 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 2 3 <br /> 02/20/03 0 45 698 0 00 -653 0 19 ND<50 -- ND<0 50 053 ND<0 50 ND<l 0 _ ND<2 0 <br /> 05/07/03 045 626 000 -581 0 72 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 5 3 <br /> 08/04/03 045 739 000 -694 -1 13 -- ND<50 ND<5 0 ND<5 0 ND<5 0 ND<3 0 -- 2 3 <br /> 11/20/03 045 6 89 000 -644 050 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> 02/11/04 045 661 000 -6 16 028 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 2 0 <br /> 05/27/04 045 6 76 000 -631 -0 15 - 63 ND<0 50 074 ND<0 50 ND<l 0 -- 6 4 <br /> 08/30/04 045 697 000 -652 -021 ND<50 -- ND<0 5 ND-<0 5 ND<0 5 ND<I -- ND<0 5 <br /> 11/23/04 045 650 000 -6 05 047 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 <br /> MW-5I) (Screen Interval in feet 20 5-24 0) <br /> 6886 Page 9 of 28 <br />