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TABLE OF CONTENTS <br /> • <br /> 10 INTRODUCTION . . .. . . . . . .. I . 1 <br /> ' 2.0. BACKGROUND . . .. .... ... .. .. 1 <br /> 21 SITE DESCRIPTION 1 <br /> 22 UNDERGROUND STORAGE TANK REMOVAL 1 <br /> 23 PREVIOUS INVESTIGATIONS 2 <br /> 24 GROUND WATER DEPTH AND FLOW DIRECTION 2 <br /> 30 PROCEDURES . 3 <br /> 1 <br /> 31 DRILLING AND SAMPLING 3 <br /> 32 LOGGING 4 <br /> 33 WELL AND BORING COMPLETION 4 <br /> ' <br /> 34 MONITORING WELL DEVELOPMENT ACTIVITIES 4 <br /> 35 WELL HEAD SURVEY 4 <br /> 41 FINDINGS . . . .. ... . . . . .. . . . . 5 <br /> ' <br /> 41 SOIL PROFILE 5 <br /> 42 GROUND WATER ELEVATION 5 <br /> 43 ANALYTICAL RESULTS OF SOIL SAMPLES 6 <br /> 50 SUMMARY AND CONCLUSIONS . . .. .. .. . . . .. ... .... . .. ... .. 6 <br /> 60 LIMITATIONS .. . . ... . .. .. 6 <br /> FIGURES <br /> FIGURE 1 -Location Map <br /> FIGURE 2-Site Map <br /> FIGURE 3 - Geological Cross Section A-A' <br /> FIGURE 4- Geological Cross Section B-B' <br /> FIGURE 5 -Hydrocarbon-Impacted Soil A-A' <br /> FIGURE 6-Hydrocarbon-Impacted Soil B-B' <br /> FIGURE 7-Extent of Hydrocarbon-Impacted Ground Water <br /> TABLES <br /> ' TABLE 1 -Analytical Results of Soil Samples <br /> TABLE 2 -Ground Water Elevation Data <br /> TABLE 3 -Historical Ground Water Monitoring Events <br /> ' APPENDICES <br /> ' APPENDIX A-San Joaquin County Environmental Health Department Directive Letter <br /> APPENDIX B -Boring Logs <br /> APPENDIX C Field Data Logs <br /> APPENDIX D- Well Head Surveying Report <br /> ' APPENDIX E-Laboratory Reports <br /> ' Advanced GeoEnviron mental,Inc <br />