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TABLE OF CONTENTS <br /> Page <br /> 1-0. INTRODUCTION I <br /> 2.0. BACKGROUND 1 <br /> 2.1. SITE LOCATION AND DESCRIPTION I <br /> h. 2.2. UNDERGROUND STORAGE TANK REMOVAL . . . . . . . . . . . . . . . . . . . . . . 2 <br /> 2.3. PREVIOUS INVESTIGATION 2 <br /> 2.4. REGIONAL GEOLOGIC SETTING 2 <br /> 2.5. GROUND WATER DEPTH AND GRADIENT 3 <br /> 3.0.. PROCEDURES <br /> 3 <br /> 3.1. DRILLING ACTIVITIES 3 <br /> 3.1.1. Soil Sample Collection . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 <br /> 3.1.2. Ground Water Sample Collection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> 3.1.3. Equipment Decontamination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> 3.1.4. Logging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 1. 4.0. FINDINGS <br /> 5 <br /> 4.1 SOIL PROFILE . . . . . . <br /> 5 <br /> 4.2 FIELD EVIDENCE OF HYDROCARBON-IMPACTED SOIL AND GROUND WATER . . . . 5 <br /> 4.3 ANALYTICAL RESULTS OF SOIL SAMPLES . . . . . . . . . . . . . . . 6 <br /> . . . . . . . . . . . . . . . . <br /> 4.4. ANALYTICAL RESULTS OF GROUND WATER SAMPLES . . . . . . . . . . . . I . . . . . . . . . . 6 <br /> 5.0. SUMMARY AND CONCLUSIONS 7 <br /> 6.0. RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . 8 <br /> 7.0. LIMITATIONS <br /> . . . . . . . . . ... . . . . . . . . . 8 <br /> FIGURES <br /> Figure I -Location Map <br /> Figure 2- Site Plan <br /> Figure 3 - Cross Section A -A' <br /> Figure 4 -Petroleum-linpacted Soil Plume Cross Section:A -A ' <br /> TABLES <br /> Table I -Analytical Results of Underground Storage Tank Removal Soil Samples <br /> Table 2-Analytical Results of Soil Samples <br /> Table 3 -Analytical Results ofGround Water Samples <br /> APPENDICES <br /> Appendix A-Boring Logs <br /> Appendix B-Laboratory Reports of Soil and Ground Water Samples <br /> Advanced GcoEnvironmental,Inc. <br />