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SURFACE AND SUBSURFACE CONTAMINATION REPORT <br /> THOMPSON & FOLGER WEST <br /> TABLE OF CONTENTS <br /> 1.0 INTRODUCTION ......................................................................................................1 <br /> 1.1 Description of Site ................................................................................................2 <br /> 1.2 Proposed Development .........................................................................................2 <br /> 2.0 PAST, PRESENT AND PROPOSED FUTURE USES.........................................................2 <br /> 2.1 Recorded Land Title Records .................................................................................2 <br /> 2.2 Aerial Photographs................................................................................................2 <br /> _ 2.3 United States Geological Survey Topographic Maps .................................................3 <br /> 2.4 Interviews............................................................................................................4 <br /> 3.0 PAST AND CURRENT SOURCES OF CONTAMINATION .................................................5 <br /> 3.1 Research Methods ................................................................................................5 <br /> 3.1.1 Regional Water Quality Control Board ...............................................................5 <br /> 3.1.2 San Joaquin County Environmental Health Department.......................................6 <br /> 3.1.3 San Joaquin County Office of Emergency Services..............................................6 <br /> 3.1.4 San Joaquin County Agricultural Commissioner..................................................6 <br /> 3.1.5 Water Supply and Sewage Disposal System.......................................................9 <br /> 3.1.6 Department of Oil, Gas, and Geothermal Resources ......................................... 10 <br /> 3.1.7 Site Reconnaissance ...................................................................................... 10 <br /> 3.2 Past On-Site Sources of Contamination................................................................. 12 <br /> 3.3 Current On-Site Sources of Contamination ............................................................ 12 <br /> 3.4 Past Off-Site Sources of Contamination................................................................. 13 <br /> 3.5 Current Off-Site Sources of Contamination............................................................ 13 <br /> 4.0 EVALUATION OF IDENTIFIED CONTAMINATION SOURCES ....................................... 13 <br /> 5.0 CONCLUSIONS AND RECOMMENDATIONS ............................................................... 14 <br /> 6.0 LIMITATIONS........................................................................................................ 15 <br /> 7.0 QUALIFICATIONS OF ENVIRONMENTAL PROFESSIONALS......................................... 16 <br /> APPENDIX A <br /> Vicinity Maps <br /> APPENDIX B <br /> Photographs <br /> APPENDIX C <br /> Historical Aerial Photographs and Topographical Maps <br /> APPENDIX D <br /> Environmental Questionnaire and Disclosure Statement <br /> APPENDIX E <br /> Select Local Agency Records <br /> '.44 <br /> 902 Industrial WaN . Lodi.CA 95240•2119_67.3701 • Pax 209 369.4229 r 2009 Krf/0- 4ndrrvon d ,I.rza wi,,. /nn <br />