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Quarterly Report - First Quarter 2003 <br /> FLAG CITY CHEVRON <br /> 6421 Capitol Avenue, Lodi, California <br /> TABLE OF CONTENTS <br />' LIST OF FIGURES <br /> Figure 1 -Location Map <br />' Figure 2-Site Map <br /> Figure 3 - Vertical Gradient Cross Section GC' 24 March 2003 <br /> Figure 4-First Zone Aquifer Ground Water Elevation Map 24 March 2003 <br />' Figure 5 -Second Zone Aquifer Ground Water Elevation Map 24 March 2003 <br /> Figure 6-Secondary Aquifer Zone Ground Water Elevation Map 24 March 2003 <br /> Figure 7-Primary Aquifer Zone Ground Water Elevation Map 24 March 2003 <br /> Figure 8 Estimated Extent of First Zone Dissolved MTBE 24, 25&26 March 2003 <br />' Figure 9-Estimated Extent of Second Zone Dissolved MTBE 24, 25&26 March 2003 <br /> Figure 10-Dissolved MTBE-Impact Cross Section C- C' March 2003 <br /> Figure 11 -Site Conceptual Model March 2003 <br />' LIST OF TABLES <br /> iTable 1 -Analytical Results of Pump& Treat Water Samples-Petroleum Constituents <br /> Table 2 -General Minerals&Field Measurements of Pump& Treat Water Samples <br /> Table 3 -Analytical Results of Effluent BioAssay Grab Water Samples <br />' Table 4- Ground Water Elevation Data <br /> Table 5 -Analytical Results of Ground Water Monitoring Well Samples-Site Investigation <br /> Table 6-Analytical Results of First Quarter 2003 Water Samples <br /> Table 7-Analytical Results of Domestic and Municipal Ground Water Well Samples <br /> Table 8- Ground Water Pump&Treat Performance Data <br /> Table 9- Well Construction Details <br />' LIST OF APPENDICES <br /> Appendix A- Ground Water Pump& Treat System Operation and Maintenance Field Notes <br />' Appendix B- Ground Water Pump &Treat Analytical Results-Petroleum Constituents <br /> Appendix C-Ground Water Pump&Treat Analytical Results- General Minerals <br /> Appendix D- Ground Water Pump&Treat Mass-Volume Calculations <br /> 1 Appendix B-Plots of Pump& Treat Mass Removal Trends and Influent MTBE Concentrations vs Time <br /> Appendix F- Three B's Truck Plaza Ground Water Monitoring Data-March 2003 <br /> Appendix G- Ground Water Monitoring Well Field Logs-March 2003 <br /> Appendix H-Laboratory Report of Ground Water Monitoring Well Analytical Results-March 2003 <br />' Appendix I-Hydrograph MW-2, MW-6A and MW-6B <br /> • <br />' Advanced GeoEnvironmental,Inc <br />