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TABLE I-ResuIts of Chemical Analyses on Groundwater--Petroleum Hydrocarbons <br /> Pombo Ranch Property Monitoring Wells <br /> Well Date DTW Elevation Gasoline Benzene Toluene E-Benzene Xylenes MTBE 02 All Other Oxygenated <br /> Compounds <br /> MW-1 7-23-99 9.24 34.21 <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 NA ND below report levels <br /> Collar El. 4-25-03 11.16 32.29 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 2.8 ND <br /> 43.45 7-18-03 9.36 34.09 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 0.54 ND <br /> Depth 10-10-03 9.48 33.97 <0.05 <03 <0.3 <0.3 <0.6 <0.5 0.95 ND <br /> 20' 01-19-04 11.68 31.77 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 0.37 ND <br /> Screen 01-14-04 10.60 42.87 0.05 1.0 4.7 0.8 4.3 <0.5 0.76 ND <br /> 5'-20' <br /> Surveyed <br /> 5/21/04 <br /> 53.47 <br /> MW-2 7-23-99 9.34 <br /> 34.10 <br /> <0.05 <0.3 <0.3 <0.3 <0.6 <1.0 NA ND <br /> Collar El. 4-25-03 11.12 32.32 <0.05 <0.3 <0.3 <0.3 <0.6 0.9 2.9 ND <br /> 43.44 7-18-03 9.27 34.17 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 1.22 ND <br /> Depth 10-10-03 9.36 34.08 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 1.85 ND <br /> 20' 01-19-04 11.57 31.87 <0.05 <0.3 <03 <0.3 <0.6 <0.5 0.49 ND <br /> Screen 05-14-04 10.59 42.63 1 0.05 0.8 3.5 0.6 3.1 <0.5 0.89 ND <br /> 5'-20' <br /> Surveyed <br /> 5121/04 <br /> 53.22 <br /> i MW-3 7-23-99 9.3 35.70 <OAS <0.3 <0.3 <0.3 <0.6 <1.0 NA ND <br /> Collar El. 4-25-03 11.65 33.35 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 4.3 ND <br /> 45.00 7-18-03 9.91 35.09 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 0.44 ND <br /> Depth 10-10-03 10.08 3492 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 1.32 ND <br /> 20' 01-19-04 12.51 32.49 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 0.68 ND <br /> Screen 05-14-04 11.29 43.73 <0.05 <0.3 <0.3 <0.3 <0.6 <0.5 0.84 ND <br /> 5'-20' <br /> Surveyed <br /> 5121104 <br /> 55.02 <br /> ND below report levels NA=Not Analyzed <br />