STODDARD HAZARD MITIGATION PLAN UPDATE 2019 Stoddard, New Hampshire FEMA Approval (add date) Photo Credit: Town of Stoddard Website Prepared by the: Town of Stoddard Hazard Mitigation Committee & Southwest Region Planning Commission www.swrpc.org Stoddard Hazard Mitigation Plan Update 2019 ii Stoddard Hazard Mitigation Plan Update 2019 TABLE OF CONTENTS EXECUTIVE SUMMARY .................................................................................................................................. iv 1. INTRODUCTION ............................................................................................................................................... 1 Purpose ............................................................................................................................................................ 1 Authority .......................................................................................................................................................... 1 Funding Source ................................................................................................................................................ 1 Scope of the Plan ............................................................................................................................................. 1 Methodology .................................................................................................................................................... 1 Public Committee Meetings ............................................................................................................................ 2 Public Participation .......................................................................................................................................... 3 Resource List for Hazard Mitigation Committee............................................................................................. 3 Plan Updates .................................................................................................................................................... 3 Acknowledgements .......................................................................................................................................... 4 Hazard Mitigation Goals .................................................................................................................................. 5 2. COMMUNITY PROFILE ................................................................................................................................... 6 Town Overview ............................................................................................................................................... 6 Disaster Risk .................................................................................................................................................... 7 Development Patterns ...................................................................................................................................... 7 Consideration for Development ....................................................................................................................... 8 Current Development Trends .......................................................................................................................... 8 Housing Trend ................................................................................................................................................. 9 Population Trend ............................................................................................................................................. 9 Population Projections ................................................................................................................................... 10 Development in Hazard Areas ....................................................................................................................... 10 National Flood Insurance Program (NFIP) .................................................................................................... 10 Continued Compliance with NFIP Requirements ......................................................................................... 10 3. HAZARD IDENTIFICATION & PAST EVENTS ................................................................................................ 12 Flooding Disaster Declarations ...................................................................................................................... 13 Flooding - Localized - High Risk .................................................................................................................. 14 Drought - Low Risk ....................................................................................................................................... 14 Extreme Temperature - Medium Risk ........................................................................................................... 15 Wildfire - Medium Risk ................................................................................................................................. 16 Lightning - Medium Risk .............................................................................................................................. 17 Tornado/ Severe Wind / Downburst - High Risk........................................................................................... 17 Hurricane/Tropical Storm - High Risk .......................................................................................................... 19 Earthquake - Low Risk .................................................................................................................................. 21 Severe Winter Weather - High Risk .............................................................................................................. 22 Hazardous Materials Spill - High Risk .......................................................................................................... 25 Dam Failure/Breach - High Risk ................................................................................................................... 25 Map of Dams in Stoddard .............................................................................................................................. 27 Map of Bridges and Culverts in Stoddard ..................................................................................................... 28 Past and Potential Hazards Map ................................................................................................... Back of Plan iii Stoddard Hazard Mitigation Plan Update 2019 4. ASSESSING PROBABILITY, SEVERITY, & RISK ........................................................................................... 29 5. POTENTIAL HAZARDS: ESTIMATING POTENTIAL LOSSES ........................................................................ 30 6. CRITICAL FACILITIES .................................................................................................................................. 34 Category 1 - Emergency Response Services ................................................................................................. 34 Category 2 - Non - Emergency Response Facilities ..................................................................................... 35 Category 3 - Facilities/Populations to Protect ............................................................................................... 35 Category 4 - Potential Resources ................................................................................................................... 36 Critical Facilities Map .................................................................................................................. Back of Plan 7. EXISTING MITIGATION STRATEGIES & PROPOSED IMPROVEMENTS ....................................................... 37 Description of Existing Programs .................................................................................................................. 37 Existing Protection Matrix ............................................................................................................................. 38 Status of Previous Mitigation Actions ........................................................................................................... 40 8. EXISTING & POTENTIAL MITIGATION STRATEGIES ............................................................................. ....41 Identifying Gaps in Coverage ........................................................................................................................ 41 Proposed Mitigation Strategies Prioritized .................................................................................................... 43 STAPLEE Chart ............................................................................................................................................ 44 9. IMPLEMENTATION SCHEDULE AND ACTION PLAN .................................................................................... 46 Implementation Strategy for Priority Mitigation Actions-Summary Chart ................................................... 46 10. ADOPTION, MONITORING, UPDATES AND IMPLEMENTATION .................................................................. 48 Adoption ........................................................................................................................................................ 48 Monitoring & Updates ..................................................................................................................................