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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> May 1990 Through February 2005 <br /> Former BP Oil 11192 <br /> Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE TBA Comments <br /> Sampled Elevation Water Thickness water 1n 8260B benzene Xylenes 8021B 8260B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µgli) (µg11) (41) (µg11) (µg11) (µg11) (µg/1) (µg11) <br /> MW-7 continued <br /> 05/21/04 5 69 15 18 000 -949 045 rD<10000 ND<100 ND<100 ND<100 ND<200 - ND<100 100000 <br /> 08/10/04 5 69 16 36 000 -1067 -1 18 - ND<10000 ND<100 ND<100 ND<100 ND<200 -- ND<100 83000 <br /> 11/24/04 5 69 1693 000 -1124 -057 -- ND<5000 ND<50 ND<50 ND<50 ND<100 - ND<50 75000 <br /> 02/25/05 569 15 03 000 -934 1 90 - ND<5000 ND<0 50 ND<0 50 ND<0 50 ND<l 0 - ND<50 43000 <br /> N'[W-8 <br /> 08/16/01 479 13 53 000 -874 -- ND<50 ND<O 50 ND<0 50 ND<0 50 ND<0 50 ND<2 5 ND<2 0 ND<20 <br /> 11/09/01 4 79 1451 000 -972 - ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<1 0 ND-<20 <br /> i <br /> 02/18/02 4 79 1242 0 00 -763 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<2 0 ND<100 <br /> 05/31/02 479 1261 000 -782 -0 19 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 - ND<2 0 ND<100 <br /> 08/08/02 4 79 13 94 000 -9 15 -133 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 NDQA <br /> I 1115102 479 15 18 000 -1039 -124 -- ND<50 ND<0 50 055 ND<0 50 ND<0 50 - ND<2 0 ND<100 <br /> 01/03/03 4 79 14 22 000 -943 096 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 - ND<2 0 ND<100 <br /> 05/14/03 4 79 13 48 000 -869 074 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<0 50 -- ND<2 0 ND<100 <br /> 08/14/03 479 1496 000 -10 17 -148 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 11/26/03 479 15 83 0 00 -1104 -087 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 ND<100 <br /> 02/23/04 479 1435 000 -956 149 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 ND<2 0 ND<100 <br /> 05/21/04 4 79 1400 000 -921 0 35 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 08/10/04 479 15 19 000 -1040 -1 19 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 - ND<0 50 ND<5 0 <br /> 11/24/04 479 15 79 000 -11 00 -060 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> 02/25/05 479 1374 000 -8 95 205 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 ND<5 0 <br /> M"1-9 <br /> 08/16/01 4 26 13 36 000 -9 10 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<2 5 ND<2 0 ND<20 <br /> 11/09/01 426 1432 000 -1006 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 16 13 ND<20 <br /> 02/18/02 426 12 33 000 -807 -- ND<50 - ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 2 7 ND<100 <br /> 11192 Page 15 of 18 <br />