Laserfiche WebLink
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) (µg11) (µg/1) (µg/l) (µg11) (µg/l) (µg/1) (µg11) (µg11) <br /> MW-8 continued <br /> 11/13/00 8.91 9.15 0.00 -0.24 -0.27 ND -- ND ND ND ND I6 22.2 <br /> 02/09/01 8.91 9.02 0.00 -0.11 0,13 ND -- ND ND ND ND 28.2 43 <br /> 05/11/01 8.91 8.33 0.00 0.58 0.69 ND -- ND 0.585 ND 0.678 67.9 71.4 <br /> 08/10/01 8.91 9.35 0.00 -0.44 -1.02 ND<200 -- ND<2.0 ND<2.0 ND<2.0 ND<2.0 2300 2900 <br /> 11/21/01 8.91 9.9? 0.00 -1,06 -0.62 ND<120 - ND<1.2 ND<1.2 ND<1.2 ND<1.2 1500 1700 <br /> 02/07/02 8.91 7.96 0.00 0.95 2.01 ND<50 -- ND<0.50 ND<0.50 ND<0.50 ND<0.50 1200 1500 <br /> 05/23/02 8.91 8.78 0,00 0.13 -0.82 -- ND<500 ND<5.0 ND<5,0 ND<5,0 ND<10 -- 1400 <br /> 08/15/02 13.61 9.24 0.00 4.37 4,24 -- 520 ND<5.0 ND<5,0 ND<5.0 ND<10 -- 1900 <br /> 11/18/02 13.61 9.72 0.00 3.89 -0.48 -- ND<1000 ND<l0 ND<10 ND<10 ND<20 - 1700 <br /> 02/13/03 13.61 -- -- -- -- - <br /> 02/21/03 13.61 8.97 0.00 4.64 -- -- ND<1000 ND<10 ND<10 ND<10 ND<20 -- 1600 <br /> 05/12/03 13.61 9.16 0.00 4.45 -0.19 -- ND<5000 ND<50 ND<50 ND<50 ND<100 -- 2600 <br /> 08/28/03 13.61 10.10 0.00 3.51 -0.94 -- 2600 ND<I0 ND<10 ND<10 ND<20 - 2400 <br /> 11/24/03 13.61 9.84 0.00 3,77 0.26 -- 1900 ND<10 ND<10 ND<10 ND<20 -- 1400 <br /> 02/26/04 13.61 9.07 0.00 4.54 0.77 - 1000 ND<10 ND<10 ND<10 ND<20 -- 1400 <br /> 05/21/04 13.61 9.62 0.00 3.99 -0.55 -- ND<1000 ND<10 ND<10 ND<10 ND<20 -- 1300 <br /> 08/26/04 I3.61 10.09 0.00 3.52 -0.47 250 ND<2.5 ND<2.5 ND<2.5 ND<5.0 - 310 <br /> 11/29/04 13.61 10.62 0.00 2.99 -0.53 -- 180 ND<1.0 ND<1.0 ND<1.0 ND<2.0 -- 170 <br /> 02/15/05 13.61 9.42 0.00 4.19 1.20 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 41 <br /> 05/25/05 13.61 9.00 0.00 4.61 0.42 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 110 <br /> MW-9 (Screen Interval in feet:5.0-15.0) <br /> 09/03/98 8.04 7.52 0.00 0.52 -- ND -- ND ND ND 1.6 ND -- <br /> 12/23/98 8.04 -- -- -- -- -- -- -- -- -- Inaccessible Paved Over <br /> 12/31/98 8,04 8.01 0.00 0.03 ND -- ND ND ND ND ND - <br /> 11195 Page 15 of 25 <br />