HAZARD MITIGATION PLAN Hancock, New Hampshire
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HAZARD MITIGATION PLAN Hancock, New Hampshire Prepared by the: Town of Hancock Hazard Mitigation Committee & Southwest Region Planning Commission 20 Central Square, 2nd Floor Keene, NH 03431 (603) 357-0557 www.swrpc.org Hancock Hazard Mitigation Plan 2005 TABLE OF CONTENTS EXECUTIVE SUMMARY ..................................................................................................................... v I. INTRODUCTION............................................................................................................................................ 1 Background................................................................................................................................................... 1 Authority....................................................................................................................................................... 1 Funding Source............................................................................................................................................. 1 Purpose ......................................................................................................................................................... 1 Scope of the Plan .......................................................................................................................................... 2 Methodology................................................................................................................................................. 2 Acknowledgements....................................................................................................................................... 4 Overall Hazard Mitigation Goals of Hancock, NH ...................................................................................... 5 Resource List for Hazard Mitigation Committee.......................................................................................... 6 II. COMMUNITY PROFILE ................................................................................................................................7 Town Overview ............................................................................................................................................ 7 Disaster Risk................................................................................................................................................. 8 Development Patterns................................................................................................................................... 8 Consideration for Development.................................................................................................................... 9 Current Development Trends ....................................................................................................................... 9 Development in Hazard Areas...................................................................................................................... 9 National Flood Insurance Program (NFIP)................................................................................................... 9 III. HAZARD IDENTIFICATION & VULNERABILITY ASSESSMENT ................................................................ 10 Hazard Descriptions.................................................................................................................................... 10 Assessing Vulnerability .............................................................................................................................. 13 Riverine Flooding – 100 Year Flood .......................................................................................................... 15 Flooding...................................................................................................................................................... 17 Drought – Low Risk ................................................................................................................................... 19 Extreme Heat – Low Risk........................................................................................................................... 19 Wildfire – Medium Risk............................................................................................................................. 19 Earthquake – Medium Risk ........................................................................................................................ 19 Subsidence – Low Risk .............................................................................................................................. 19 Radon Air/Water – Medium Risk............................................................................................................... 19 Tornado – Low Risk ................................................................................................................................... 19 Hurricane/Downburst – Medium Risk........................................................................................................ 20 Lightning Strikes – Low Risk..................................................................................................................... 20 Extreme Winter Weather – Low Risk......................................................................................................... 20 Man-Made Hazards/Hazardous Materials – Medium Risk ........................................................................ 20 Man-Made Hazards/Tourism & Commuters – Medium Risk .................................................................... 21 Man-Made Hazards/Dams – Medium Risk ................................................................................................ 21 Past and Potential Hazards Map .................................................................................................Back of Plan IV. CRITICAL FACILITIES ............................................................................................................................... 22 Category 1 – Emergency Response Services.............................................................................................. 22 Emergency Operations Center ............................................................................................................. 22 Fire Station........................................................................................................................................... 22 Police Station ....................................................................................................................................... 22 Emergency Fuel Facilities.................................................................................................................... 22 ii Hancock Hazard Mitigation Plan 2005 Emergency Electrical Power Facility................................................................................................... 22 Emergency Shelters.............................................................................................................................. 22 Dry Hydrants – Fire Ponds – Water Sources – Water Treatment ........................................................ 23 Evacuation Routes................................................................................................................................ 23 Bridges Located On Evacuation Routes............................................................................................... 23 Town Garage/Transfer Station............................................................................................................. 23 Communications .................................................................................................................................. 23 Category 2 – Non-Emergency Response Facilities .................................................................................... 23 Water Supply........................................................................................................................................ 23 Problem Culverts.................................................................................................................................. 23 Category 3 – Facilities/Populations to Protect............................................................................................ 24 Special Needs Population..................................................................................................................... 24 Recreation Areas .................................................................................................................................. 24 Schools ................................................................................................................................................. 24 Churches............................................................................................................................................... 24 Historic Buildings/Sites ....................................................................................................................... 24 Category 4 – Potential Resources ............................................................................................................... 24 Food and Water.................................................................................................................................... 24 Hospitals/Medical Supplies.................................................................................................................