City of Villa Park Local Hazard Mitigation Plan FEMA Approval Date: XX-XX-XXXX Date of City Council Approval June 22, 2021 Consultant Primary Contact Agency Primary Contact Gary Sturdivan M. Akram Hindiyeh Project Leader City Engineer Engineering Solutions Service, Inc. City of Villa Park (909) 658-5974 (714) 998-1500 [email protected] [email protected] Table of Contents SECTION 1. INTRODUCTION...................................................................................................1 1.1 Purpose of the Plan ............................................................................................................1 1.2 Service Area Physical Setting ...........................................................................................2 1.3 History .................................................................................................................................4 1.4 Demographics .....................................................................................................................4 1.5 Population ...........................................................................................................................4 1.6 Existing Land Use ..............................................................................................................4 1.7 Development .......................................................................................................................7 1.8 Infrastructure Overview ...................................................................................................7 1.8.1 Water Distribution System ........................................................................................ 7 1.8.2 Flood Control ............................................................................................................ 8 1.8.3 Sewer System ............................................................................................................ 8 1.8.4 High Pressure Gas Line ............................................................................................ 8 SECTION 2. PLAN ADOPTION ...............................................................................................12 2.1 Adoption by Local Governing Body ...............................................................................12 2.2 Promulgation Authority ..................................................................................................12 2.3 Primary Point of Contact ................................................................................................12 SECTION 3. PLANNING PROCESS ........................................................................................13 3.1 Plan Development Process ..............................................................................................13 3.2 The Planning Team ..........................................................................................................15 3.3 Coordination with other Jurisdictions, Agencies and Organizations .........................16 3.4 Public Involvement & Outreach .....................................................................................17 3.5 Assess the Hazards ...........................................................................................................18 3.6 Set Goals ...........................................................................................................................18 3.7 Propose Mitigation Measures .........................................................................................19 3.8 Draft Local Hazard Mitigation Plan ..............................................................................20 3.9 Adopt the Plan ..................................................................................................................20 SECTION 4. RISK ASSESSMENT ...........................................................................................21 4.1 Hazard Identification.......................................................................................................21 4.2 Hazard Screening Criteria ..............................................................................................21 4.3 Hazard Profiles.................................................................................................................23 4.3.1 Earthquakes ............................................................................................................. 23 4.3.2 Wildfires ................................................................................................................. 28 4.3.3 Windstorms ............................................................................................................. 31 4.3.4 Floods ...................................................................................................................... 32 4.3.5 Climate Change/Droughts ....................................................................................... 37 4.3.6 Dam Inundation Zone ............................................................................................. 42 4.4 Inventory Assets Hazard Susceptibility .........................................................................43 4.4.1 Earthquake Vulnerability Analysis ......................................................................... 43 4.4.2 Flooding Vulnerability Analysis ............................................................................. 44 4.4.3 Wildfire Vulnerability Analysis .............................................................................. 44 4.4.4 Climate Change/Drought Vulnerability Analysis ................................................... 45 4.4.5 Long Term Drought Analysis ................................................................................. 45 4.4.6 Windstorm Vulnerability Analysis ......................................................................... 45 SECTION 5. COMMUNITY CAPABILITY ASSESSMENT .................................................47 5.1 Agencies and People .........................................................................................................47 5.2 Existing Plans ...................................................................................................................47 5.3 Regulations, Codes, Policies, and Ordinances ...............................................................47 5.4 Mitigation Programs ........................................................................................................48 5.5 Fiscal Resources ...............................................................................................................48 SECTION 6. MITIGATION STRATEGIES ............................................................................50 6.1 Overview ...........................................................................................................................50 6.2 Mitigation Goals, Objectives, and Projects ...................................................................50 6.2.1 Emergency Preparedness ........................................................................................ 50 6.2.2 Earthquakes ............................................................................................................. 51 6.2.3 Wildfires ................................................................................................................. 51 6.2.4 Windstorms ............................................................................................................. 52 6.2.5 Floods ...................................................................................................................... 53 6.2.6 Droughts .................................................................................................................. 53 6.3 Mitigation Priorities.........................................................................................................54 6.4 Implementation Strategy .................................................................................................54 6.5 Mitigation Projects Funding Source ..............................................................................55 6.6 Timeframe ........................................................................................................................55 SECTION 7. PLAN MAINTENANCE ......................................................................................56 7.1 Monitoring, Evaluating, and Updating the LHMP.......................................................56 7.2 Implementation Through Existing Programs ...............................................................56 7.3 Continued Public Involvement .......................................................................................56 APPENDICES ..............................................................................................................................58 Appendix A: Meeting Matrix ..................................................................................................59 Appendix B: Announcements ..................................................................................................60 Appendix C: Public Comments ...............................................................................................81 List of Tables Table 1. List of Schools in Villa Park ............................................................................................. 5 Table 2. Plans Reviewed by the Planning Team..........................................................................