ARCHIVED REPORTS_QUARTERLY REPORT - THIRD QUARTER 2003

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' Quarterly Report - Third Quarter 2003 • FORMER CONNELL MOTOR LIFT TRUCK ' 2211 North Wilson Way, Stockton, California TABLE OF CONTENTS ' Page 1.0. INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 ' 2.0. PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.1. WELL MONITORING AND EVACUATION . . . . . . . . . . . . . . . • 1 2.2. GROUND WATER SAMPLING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 ' 2.3. LABORATORY ANALYSIS OF GROUND WATER SAMPLES . . . . . . . . . . . 2 3.0. FINDINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 ' . . . . . . . . . . 2 3.1. GROUND WATER ELEVATION AND GRADIENT . . . . . . . . . . . 3.2. LABORATORY RESULTS OF GROUND WATER SAMPLES . . . . . . . . . . . . 3 4.0. CONCLUSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 ' 5.0. RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 6.0. LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 lie FIGURES ' Figure 1 -Location Map Figure 2-Site Plan-Dissolved Benzene Concentrations Figure 3 - Ground Water Elevation Map-shallow screen well Figure 4- Ground Water Elevation Map-intermediate screen well Figure 5 - Ground Water Elevation Map-deep screen well ' TABLES ' Table 1 - Ground Water Elevation Data/Well Elevation Survey Table 2 -Analytical Results of Ground Water Samples-EPA Method 8015MI8020/8260 APPENDICES Appendix A-Historical Background ' Appendix B - Monitoring Well Field Logs Appendix C -Laboratory Report of Water Samples • Advanced GeoEnvironmental,Inc.