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I <br /> I � I <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1990 Through June 2005 <br /> Former 76 Station 6981 <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 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (µg/1) (µg/1) (µg11) (µg11) (µg11) (µg/1) (µg11) <br /> MW-2 continued <br /> 09/20/04 1156 3693 000 -2537 -292 83 44 ND<0 50 ND<0 50 ND<l 0 -- 063 <br /> 12/30/04 1156 3627 000 -24 7t 066 63 -- 15 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 <br /> 03/24/05 I 1 56 3487 000 -23 31 1 40 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 <br /> 06/28/05 11 56 3481 000 -2325 006 100 -- 15 ND<0 50 0 22J 0 493 -- ND<0 50 <br /> MW-3 (Screen Interval in feet DNA) <br /> 02/21/90 1151 -- -- -- -- 3400 -- ND<0 5 ND<0 5 ND<0 5 095 --10/18/90 1151 -- -- -- - -- -- -- -- -- -- -- Dry <br /> 11/19/90 11 5 l -- __ __ __ __ Dry <br /> 12/27/90 1151 -- -- __ __ __ __ _ _ -_ Dry <br /> 01/28/91 1151 -- -- __ __ _ - Dry <br /> 04/02/91 1151 -- -- __ _ Dry <br /> 07/18/91 1151 -- -- __ __ <br /> -- -- -- -- -- -- -- -- Dry <br /> 09/30/91 1151 -- -- __ __ <br /> -- -- -- -- -- -- -- -- Dry <br /> 11/14/91 1151 -- -- -- -- -- -- -- -- -- -- -- -- Dry <br /> 04/16/92 1151 -- - -- -- -- -- -- -- Dry <br /> 07/30/92 1151 - -- __ __ <br /> Dry <br /> 10/21/92 1151 -- -- -- __ __ __ Dry <br /> 01/13/93 1151 -- - -- -- -- -- -- -- -- -- - Dry <br /> 04/26/93 11 51 5053 000 -3902 -- 1900 -- 27 ND<5 0 ND<5 0 ND<5 0 -- <br /> 07/26/93 11 51 51 51 000 -4000 -098 1300 -- 78 15 ND<5 0 14 - - <br /> 10/20/93 1151 5205 000 -4054 -054 1400 -- 44 ND<10 ND<10 ND<10 -- -- <br /> 01/17/94 11 51 4956 000 -3805 249 1200 - 30 8 8 24 94 <br /> 04/25/94 11 51 4745 000 -3594 2 l 1 650 -- 13 2 ND<0 5 1 7 -- -- <br /> 07/25/94 1151 -- 000 -- __ __ __ __ __ __ _ Inaccessible <br /> 6981 Page 6 of 37 <br />