City of Suisun City LOCAL HAZARD MITIGATION PLAN Published: October 17, 2017 City of Suisun City Local Hazard Mitigation Plan Table of Contents Introduction .................................................................................................................................................... 3 Summary ................................................................................................................................................ 3 Definition of Hazard Mitigation .............................................................................................................. 3 Purpose of the Plan ............................................................................................................................... 4 Profile of City of Suisun City ...................................................................................................................... 5 General Data ......................................................................................................................................... 5 Existing Plans and Information ........................................................................................................... 28 Profile of Solano County ..................................................................................................................... 29 Prerequisites ............................................................................................................................................ 32 Plan Adoption ...................................................................................................................................... 32 Legal Authority ..................................................................................................................................... 33 Planning Process......................................................................................................................................... 35 Documentation of the Planning Process ................................................................................................ 35 Planning Team By Laws ..................................................................................................................... 36 Planning Team Tasks ......................................................................................................................... 37 Planning Team Goals & Objectives ................................................................................................... 38 Public Participation .............................................................................................................................. 40 Stakeholder Participation .................................................................................................................... 47 Assets & Critical Facilities ................................................................................................................... 74 Risk Assessment ......................................................................................................................................... 78 Overview .............................................................................................................................................. 78 Hazard Prioritization ............................................................................................................................ 81 Prioritization Results ............................................................................................................................ 83 Profiling Hazards & Assessing Vulnerability .......................................................................................... 86 Natural Hazards ....................................................................................................................................... 86 Earthquake ............................................................................................................................................... 86 Profile for Earthquake .......................................................................................................................... 86 Vulnerability for Earthquake ................................................................................................................ 92 Flooding ................................................................................................................................................. 103 Profile for Flooding............................................................................................................................. 103 Vulnerability for Flooding ................................................................................................................... 112 Wild land/Urban Interface Fire .............................................................................................................. 116 Profile for Wild-land/Urban Interface Fire ......................................................................................... 116 Vulnerability for Wild-land/Urban Interface Fire ............................................................................... 120 Severe Weather ..................................................................................................................................... 125 Profile for Severe Weather ................................................................................................................ 125 Vulnerability for Severe Weather ...................................................................................................... 127 Man-caused & Technological Hazards ................................................................................................ 129 Hazardous Materials ............................................................................................................................. 129 Hazmat Profile ................................................................................................................................... 129 Hazmat Vulnerability ......................................................................................................................... 137 Transportation Hazards ......................................................................................................................... 142 Transportation Hazards Profile ......................................................................................................... 142 Vulnerability for Transportation Hazards .......................................................................................... 144 Utility Loss .............................................................................................................................................. 146 Utility Loss Profile .............................................................................................................................. 146 Utility Loss Vulnerability..................................................................................................................... 155 Water/Wastewater Disruption ............................................................................................................... 159 Wastewater Disruption Profile .......................................................................................................... 164 WMD/Terrorism ..................................................................................................................................... 166 Terrorism & WMD Profile .................................................................................................................. 166 WMD/Terrorism Vulnerability ............................................................................................................ 171 1 City of Suisun City Local Hazard Mitigation Plan Low to No Risk Natural Hazards .......................................................................................................... 174 Hazard Mitigation Strategy ........................................................................................................................ 175 Goals & Objectives ................................................................................................................................ 175 Identification and Prioritization of Mitigation Actions ........................................................................ 175 Implementation of Mitigation Actions ................................................................................................ 182 Plan Maintenance ...................................................................................................................................... 188 Monitoring, Evaluating & Updating ................................................................................................... 188 Continued Public Involvement .......................................................................................................... 188 2 City of Suisun City Local Hazard Mitigation Plan Introduction Summary To summarize, this document contains: The City of Suisun City Hazard Risk Assessment; Prioritization of City of Suisun City for mitigation activities; Hazard Mitigation Strategy Goals and Objectives; Jurisdiction-wide Hazard Mitigation efforts and plan input; Coordination with local interest groups and citizens; Proposed strategies and actions to reduce short and long term vulnerability to the identified hazards; as recommended by the City of Suisun Hazard Mitigation Planning Team,