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TABLE 5 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> November 1990 Through January 2007 <br /> Former Bulk Plant 0788 <br /> Date TOC Depth to LPH Ground- Change TPH-D TPH-G TPH-G Benzene Toluene Ethyl- Total MTBE <br /> Sampled Elevation Water Thickness water in 8015M Comments <br /> ( ) (GC/MS) benzene Xylenes (8260B) <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (gg/i) (µg/1) 440 W11) (pg/l) (P8/1) W/1) W/1) <br /> U-1 continued •: <br /> 04/29/98 44.64 8.35 0.00 36.29 -1.31 56 -- ND ND ND ND ND NU <br /> 12/01/98 44.64 8.62 0.00 36.02 -0.27 100 -- ND 2.5 ND ND ND 2.9 <br /> 05/24/99 44.64 8.08 0.00 36.56 -0.54 ND - ND ND ND ND ND ND <br /> 11/08/99 44.64 8.92 0.00 35.72 -0.84 150 - ND ND ND ND ND 2.7 <br /> 11/03/04 48.32 9.20 0.00 39.12 3.40 84 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 3.3 <br /> 03/31/05 48.32 8.87 0.00 39.45 0.33 ND<50 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 03/06/06 48.32 9.05 0.00 39.27 -0.18 ND<50 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 06107/06 48.32. 6.07 0.00 42.25 2.98 ND<26 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 08/28/06 48.32 7.21 0.00 41.11 -1.14 ND<50 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<0.50 0:76 <br /> 10/16/06 48.32 9.03 0.00 39.29 -1.82 ND<50 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<0.50 0.85 <br /> 01/24/07 48.32 9.18 0.00 39.14 -0.15 ND<50 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<0.50 ND<0.50 <br /> U-2 (Screen Interval in feet:7-27) <br /> 11/11/90 45.57 9.84 0.00 35.73 -- ND -- 670 2 ND ND 99 <br /> 02/14/91 45.57 9.31 0.00 36.26 0.53 ND -- 230 6.9 ND 4.5 35 • <br /> 05/23/91 45.57 8.45 0.00 37.12 0.86 ND -- 350 10 ND 13 57 <br /> 08/30/91 45.57 8.69 0.00 36.88 -0.24 ND -- 1700 53 ND 90 110 <br /> 11/06!91 45.57 9.59 0.00 35.98 -0.90 ND - 290 18 ND 12 30 <br /> 02/19/92 45.57 8.88 0.00 36.69 0.71 ND - 320 9.2 ND 23 44 -- <br /> 03/31/92 45.57 9.53 0.00 36.04 -0.65 ND -- ND 4.6 ND 8.0 28 -- Samples cotjected on 4/1!92 <br /> 05/08/92 45.57 - 0.00 - - ND - 430 18 ND 22 70 <br /> 08/06/92 45.57 - 0.00 -- - ND _ ND ND ND ND ND <br /> 11/18/92 45.57 - 0.00 _ -- - 50 - ND ND ND ND ND - <br /> 01/21/93 45.57 -- 0.00 -- - ND _ 70 8.2 ND ND 2.1 - <br /> 05/26/93 45.57 8.62 0.00 36.95 -- ND -- 110 13 ND 3.3 23 <br /> 0788 Page 2 of 14 <br />