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Table 2 <br /> HISTORIC GROUNDWATER LEVELS AND CHEMICAL ANALYSIS RESULTS <br /> August 2003 Through November 2003 <br /> Former BP Oil 11195 <br /> Date TOC Depth to LPH Ground- Change in TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE Comments <br /> Sampled Elevation Water Thickness water Elevation 82606 benzene Xylenes 8021E 8260E <br /> Elevation <br /> (feet) (feet) (feet) (feet) (feet) 01g/1) (1g/1) (µg/l) (µg/1) (µg/1) (µg/1) (µg/1) (µg/1) <br /> CC-WS (Screen Interval in feet:DNA) <br /> 8/28/2003 - -- -- - <br /> -- -- -- -- - Inaccessible <br /> 11/24/2003 - 10.76 0.00 - -- - 81 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 72 <br /> MW-1 (Screen Interval in feet: 8.0-23.0) <br /> 8/28/2003 14.42 11.11 0.00 331 -- - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 2.2 <br /> 11/24/2003 14.42 10.85 0.00 3.57 0.26 - 630 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 760 <br /> MW-2 (Screen Interval in feet: 8.0-23.0) <br /> r <br /> 8/28/2003 13.75 10.34 0.00 3.41 -- - 560 ND4.5 ND<2.5 ND4..5 ND<5.0 -- 480 <br /> 11/24/2003 13.75 10.12 0.00 3.63 0.22 - 740 ND<5.0 ND<5.0 ND<5.0 ND<10 690 <br /> MW-3 (Screen Interval in feet: 8.0-23.0) <br /> 8/28/2003 14.37 10.99 0.00 3.38 -- - 1600 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 1500 <br /> 11/24/2003 14.37 10.72 0.00 3.65 0.27 -- 2300 ND<10 ND<10 ND<10 ND<20 2600 <br /> MW-4 (Screen Interval in feet:9.5-24.5) <br /> 8/28/2003 14.37 10.96 0.00 3.41 -- -- 85 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 19 <br /> 11/24/2003 14.37 10.66 0.00 3.71 0.30 -- 120 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 3.1 <br /> MW-5 (Screen Interval in feet: 9.5-24.5) <br /> 8/28/2003 15.40 11.95 0.00 3.45 -- - 3000 ND<10 ND<10 ND<10 ND<20 -- 2900 <br /> 11/24/2003 15.40 11.65 0.00 3.75 0.30 - 2400 ND<13 ND<13 ND<13 ND<25 -- 1900 <br /> MW-6 (Screen Interval in feet:7.0-20.0) <br /> 8/28/2003 12.90 9.57 0.00 3.33 -- -- 920 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 680 <br /> 11/24/2003 12.90 9.36 0.00 3.54 0.21 - ND<1000 ND<10 ND<10 ND<10 45 - 1600 <br /> MW-8 (Screen Interval in feet:4.0-14.0) <br /> 8/28/2003 13.61 10.10 0.00 3.51 - - 2600 ND<10 ND<10 ND<10 ND<20 - 2400 <br /> 11/24/2003 13.61 9.84 0.00 3.77 0.26 -- 1900 ND<10 ND<10 ND<10 ND<20 1400 <br /> MW-9 (Screen Interval in feet:5.0-15.0) <br /> 8/28/2003 13.29 9.94 0.00 3.35 -- -- 150 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 180 <br /> 11195 Pagel of 3 <br />