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r, October 31,2003 *40s r.r <br /> NOA ENVIRONMENTAL PROJECT NUMBER LE03-311 <br /> TABLE OF CONTENTS <br /> Page <br /> 1.0 INTRODUCTION AND PROPOSED DEVELOPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> 1.1 Description of Site . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 <br /> 1.2 Proposed Development . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 2.0 PAST, PRESENT, AND PROPOSED FUTURE USES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 2.1 Recorded Land Title Records . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 2.2 Aerial Photographs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 <br /> 2.3 USGS Topographic Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> 2.4 Interviews . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 <br /> i <br /> 3.0 PAST AND CURRENT SOURCES OF CONTAMINATION . . . . . . . . . . . . . . . . . . . . . . . . . 7 <br /> 3.1 Research Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 <br /> �— 3.1.1 Regional Water Quality Control Board <br /> 3.1.2 San Joaquin County Environmental Health Department <br /> 3.1.3 San Joaquin County Office of Emergency Services <br /> �— 3.1.4 Escalon Fire District <br /> 3.1.5 San Joaquin County Agricultural Commissioner <br /> 3.1.6 Water Supply and Sewage Disposal System <br /> 3.1.7 California Integrated Waste Management Board <br /> 3.1.8 Pacific Gas&Electric <br /> 3.1.9 Site Reconnaissance <br /> 3.2 Past On-Site Sources of Contamination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 <br /> 3.3 Current On-Site Sources of Contamination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 <br /> 3.4 Past Off-Site Potential Sources of Contamination . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 <br /> ,., 3.5 Current Off-Site Sources of Contamination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 <br /> 4.0 EVALUATION OF IDENTIFIED CONTAMINATION SOURCES . . . . . . . . . . . . . . . . . . . . 13 <br /> 5.0 CONCLUSIONS AND RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 <br /> 6.0 LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 <br /> 7.0 SIGNATURES OF ENVIRONMENTAL PROFESSIONALS . . . . . . . . . . . . . . . . . . . . . . . . 15 <br /> 8.0 QUALIFICATIONS OF ENVIRONMENTAL PROFESSIONALS . . . . . . . . . . . . . . . . . . . . 16 <br /> Appendix A-- Vicinity Maps <br /> Appendix B-- Photographs <br /> Appendix C -- Historic Aerial Photos and Topographic Maps <br /> 4 Appendix D-- Site Assessment Checklist <br /> Appendix E -- Environmental Questionnaire and Disclosure Statement <br /> Appendix F -- Agricultural Commissioner's Records and Chemical Information <br /> Appendix G-- Other Local Agency Records <br /> Appendix H-- List of Abbreviations <br /> Appendix I-- References Cited and Consulted 12 <br />