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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> December 1992 Through June 2005 <br /> Former BP Oil 11195 <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 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (fig/l) (pg/1) (1cg/1) (ug/l) (pg/1) (µg/1) (µg/1) (µg11) <br /> MW-3 continued <br /> 02/15/05 14.37 10.39 0.00 3.98 1.19 -- 92 ND<0.50 ND<0.50 ND<0,50 ND<1.0 -- 150 <br /> 05/25/05 14.37 9,95 0.00 4.42 0.44 -- 110 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 160 <br /> MW-4 (Screen Interval in feet: 9.5-24.5) <br /> 12/21/92 9.03 11.06 0.00 -2.03 -- 10000 -- -- 3,5 300 540 -- -- <br /> 05/17/93 9.03 8.25 0.00 0.78 2.81 6600 -- 7.7 3.3 840 1000 -- <br /> 09/15/93 9.03 9.64 0.00 -0.61 -1.39 16000 -- ND ND 1000 1300 -- -- <br /> D 09/15/93 9.03 9.64 0,00 -0.61 -1.39 16000 -- 18 ND 1000 1200 -- -- <br /> 01/12/94 9.03 10.38 0.00 -1.35 -0.74 3200 -- 6.2 1.4 ISO 112 -- -- <br /> i <br /> 05/12/94 9.03 9.70 0.00 -0.67 0.68 160 -- ND 2.5 0.7 ND -- -- <br /> 10/07/94 9.03 10.46 0.00 -1.43 -0.76 13000 11 2.1 1100 33 -- -- <br /> 12/08/94 9.03 10.62 0.00 -1.59 -0.16 5400 20 27 490 54 - - <br /> 02/21/95 9.03 8.29 0.00 0.74 2.33 11000 -- ND ND 990 460 -- -- <br /> D 02/21/95 9.03 8.29 0.00 0.74 2.33 11000 -- ND ND 990 450 -- -- <br /> 06/09/95 9.03 7.79 0.00 1.24 0.50 88 -- ND ND ND ND - -- <br /> D 06/09/95 9.03 7.79 0.00 1.24 0,50 810 - ND 0.52 22 2.5 -- -- <br /> 08/31/95 9.03 9.73 0.00 -0.70 -1.94 2500 - ND ND 130 14 ND - <br /> D 08/31/95 9.03 9.73 0.00 -0.70 -1.94 2800 - ND ND 160 17 ND -- <br /> 11/02/95 9.03 10.30 0-00 -1.27 -0.57 1800 -- ND ND 56 3.6 ND - <br /> D 11/02/95 9.03 10.30 0.00 -1.27 -0.57 1300 ND ND 38 2.7 ND -- <br /> 02/28/96 9.03 6.87 0.00 2.16 3.43 2700 -- 2.6 1 220 75 ND -- <br /> 09/05/96 9.03 9.19 0.00 -0.16 -2.32 530 -- ND ND ND ND ND -- <br /> D 09/05/96 9.03 9.19 0.00 -0.16 -2.32 110 -- ND ND ND ND ND <br /> 03/25/97 9.03 6.40 0.00 2.63 2.79 590 -- ND ND 1.3 ND ND -- <br /> 10/15/97 9.03 10.59 0.00 -1.56 -4.19 1600 -- 3.6 ND ND ND 60000 -- <br /> 11196 Page 8 of 25 <br /> _�.,-��� «<_« �•--- _.:, ti •_,TL «. «.«.« _«. :__-.__.._.._.,.._.........._.... 4 t ««.« «•tom Ir <br />