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TABLE I-Results of Chemical Analyses on Groundwater-Petroleum Hydrocarbons McDowell & Davis Towing Monitoring Wells Well Date DTW Elevation Gasoline Benzene Toluene E-Benzene Xylenes MTBE Oi All Other Oxygenated m /L a rm /L Compounds MW-1 11-29-00 61.37 55.61 0.16 4.3 1.3 1.7 13 <1.0 6.9 ND below re ort levels Collar El. 03-05-01 61.0 57.14 <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 7.2 ND 118.14 06-27-01 1 61.81 56.33 0.87 8.5 46 19 43 10 6.1 ND Depth 11/20/01 63.09 55.05 <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 7.8 ND 70' 02/01/02 62.92 55.22 <0.05 <0.3 0.7 0.5 2.0 <1.0 5.8 ND Screen 05/03/02 62.67 55.47 <0.05 <03 0.3 <0.3 <0.6 <1.0 7.1 ND 50'-70' 08/05/02 63.37 54.77 <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 6.1 ND 11/11/02 64.06 54.08 0.05 1.1 2.5 1.2 6.8 <1.0 7.0 ND 01-20-03 63.22 54.92 0.06 0.5 4.1 1.6 9.3 <0.5 2.6 ND 05-05-03 63.65 54.49 <0.05 <0.3 <0.3 <0.3 <0.6 ND 3.3 ND MW-2 11-29-00 61.99 55.51 0.14 2.9 11 1.5 11 <1.0 6.9 ND Collar El. 03-05-01 61.30 57.49 <0.05 <0.3 0.3 <0.3 <0.6 <1.0 7.3 ND 118.79 06-27-01 62.04 56.75 1.2 29 160 29 93 10 6.2 ND Depth 11/20/01 63.31 55.48 <0.05 <0.3 <0.3 <03 <0.6 <1.0 7.4 ND 70' 02/01/02 62.56 56.23 0.08 1.1 3.2 2.1 9.1 <1.0 5.7 ND Screen 05/03/02 62.31 56.48 <0.05 <0.3 0.6 <0.3 1.1 <1.0 6.5 ND 50'-70' 08/05/02 6396 54.83 <0.05 <0.3 0.3 <0.3 0.9 <1.0 6.5 ND 11/11/02 64.65 54.14 0.21 9.6 19 9.0 4.6 <1.0 8.6 ND 01-20-03 63.81 54.98 0.05 0.7 3.0 0.9 5.0 0.7 6.2 ND 05-05-03 63.29 55.50 <0.05 <0.3 <0.3 <0.3 <0.6 ND 6.6 ND MW-3 11-29-00 61.59 55.61 0.13 2.2 8.7 1.4 10 <1.0 6.0 ND Collar El. 03-05-01 61.58 56.81 <0.05 <0.3 0.4 <0.3 <0.6 <1.0 7.0 ND 118.39 06-27-01 62.42 55.97 2.4 110 350 48 130 77 5.8 ND Depth 11/20/01 63.68 54.71 <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 6.6 ND 70' 02/01/02 62.34 56.05 <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 6.3 ND Screen 05/03/02 62.07 56.32 <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 6.7 ND 50'-70' 08/05/02 63.55 54.84 <0.05 <0.3 <0.3 <0.3 1.2 2.0 6.2 ND 11/11/02 64.27 54.12 0.09 2.7 7.0 3.5 15 <1.0 6.6 ND 01-20-03 63.43 54.96 0.05 0.4 2.9 1.3 5.3 <0.5 6.0 ND 05-05-03 63.05 55.34 <0.05 <0.3 <0.3 <0.3 <0.6 0.5 mtbe 6.7 ND ND=below report levels NA=Not Analyzed i