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' Surface and Subsurface Contamination Report <br /> VELAZQUEZ PROPERTY <br /> TABLE OF CONTENTS <br /> EXECUTIVESUMMARY..........................................................................................................i <br /> 1.0 INTRODUCTION........................................................................................................l <br /> 1.1 Purpose.........................................................................................................................1 <br /> 1.2 Scope of Services.........................................................................................................I <br /> 1.3 Special Terms and Conditions .....................................................................................2 <br /> ' 1.4 User Provided Information...........................................................................................2 <br /> 2.0 SITE DESCRIPTION ..................................................................................................3 <br /> 2.1 Site and Vicinity General Characteristics ....................................................................3 <br /> 2.2 Site Reconnaissance.....................................................................................................3 <br /> ' 2.2.1 Municipal Infrastructure and Utilities..........................................4 <br /> 2.3 Adjoining Properties ....................................................................................................5 <br /> 3.0 INTERVIEWS .............................................................................................................6 <br /> 3.1 Owner or Key Site Manager.........................................................................................6 <br /> 3.2 State and/or Local Government Officials.....................................................................6 <br /> 4.0 RECORDS REVIEW...................................................................................................7 <br /> 4.2 Historical Use Information...........................................................................................7 <br /> 4.2.1 Sanborn®Maps.............................................................................7 <br /> ' 4.2.2 Topographic Maps.......................................................................8 <br /> 4.2.3 California Oil/Gas Well Maps.....................................................8 <br /> 4.2.4 Aerial Photographs.......................................................................8 <br /> 4.2.5 Ownership Records......................................................................10 <br /> 4.2.9 Prior Assessments........................................................................10 <br /> 4.3 Environmental Record Sources....................................................................................1 I <br /> 4.3.1 Site-Related Database Search Results..........................................1 l <br /> 4.3.2 Federal Database Search Results .................................................11 <br /> 4.3.3 State and County Database Search Results..................................13 <br /> 4.3.4 Preliminary Screen For Potential Vapor Intrusion Conditions....14 <br /> 5.0 CONCLUSIONS AND RECOMMENDATIONS.......................................................15 <br /> 5.2 Conclusions..................................................................................................................15 <br /> 5.3 Recommendations........................................................................................................16 <br /> 5.4 Additional Services......................................................................................................16 <br /> ' 6.0 LIMITATIONS ............................................................................................................17 <br /> 7.0 REFERENCES.............................................................................................................18 <br />