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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1990 Through June 2005 <br /> Former 76 Station 6981 I <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 8021 B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg/1) (lig/1) (1g11) (lig/1) (µg/l) Gµg/1) (µg/l) <br /> MW-5 continued <br /> 10/18/90 -- -- -- -- -- -- -- -- Dry <br /> 11/19/90 -- -- -- __ <br /> -- -- -- Dry <br /> 12/27/90 - - -- - -- -- - -- - DIT <br /> -- - -- - <br /> 01/28/91 - -- -- - -- -- - - - - Dry <br /> 04/02/91 -- -- -- __ __ D <br /> ry <br /> 07/18/91 Dry <br /> 09/30/91 -- -- -- -- -- -_ � <br /> -- -- - <br /> Dry <br /> 11/14/91 __ -- __ <br /> Dry <br /> 04/16/92 -- -- -- __ __ -- -- -- `- -- -- -- -- <br /> -- -- -- <br /> -- -- -- -- -- Dry <br /> 07/30/92 -- -- __ <br /> Dry <br /> 10/21/92 -- -- - -- -- -- - - - - -- - Dry <br /> 01/13/93 -- - -- - -- -- -- - - -- -- -- Dry <br /> 04/26/93 11 76 5082 -3906 -- 60000 -- 28000 ND<250 ND<250 ND<250 -- <br /> 07/26/93 11 76 51 81 -- -4005 -099 43000 -- 19000 240 ND<125 ND<125 <br /> 10/20/93 11 76 5235 - -4059 -054 21000 -- 15000 120 ND<50 68 <br /> 01/17/94 H 76 4983 -- -3807 252 23000 -- 13000 100 ND<50 75 -- <br /> 04/25/94 11 76 4775 -- -3599 2 08 16000 - 12000 92 31 70 <br /> 07/25/94 1176 5016 - -3840 -241 -- __ __ __ __ Not Sampled Due to <br /> Construction <br /> 10/26/94 11 76 5126 -- -3950 -1 10 13000 -- 10000 790 ND<20 270 <br /> 01/25/95 11 76 4862 - -36 86 264 5000 -- 3700 27 ND<0 5 44 <br /> 04/26/95 11 76 4397 -- -3221 465 2900 -- 650 12 23 16 - -- <br /> 07/26/95 11 76 45 03 -- -3327 -106 150 21 2 4 ND<l 0 19 <br /> 10/25/95 1176 4992 -- -38 16 -489 -- __ __ <br /> 6881 Page 10 of 37 <br />