Washington County All-Hazards Mitigation Plan Prepared by The
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Washington County All-Hazards Mitigation Plan Prepared by The Washington County All-Hazards Mitigation Plan Task Force v 18.0 October 6, 2009 Adopted by the Washington County Board of Supervisors Resolution #112 on April 16, 2010 1 Table of Contents Washington County All-Hazards Mitigation Plan Executive Summary ...................................... 11 1. Introduction........................................................................................................................... 14 1.1. Purpose and scope of plan............................................................................................. 14 1.2. Participating jurisdictions ............................................................................................. 14 1.3. Plan adoption ................................................................................................................ 14 2. Planning process ................................................................................................................... 17 2.1. Description of the planning process.............................................................................. 17 2.2. Planning team and steering group................................................................................. 19 2.3. Coordination with agencies........................................................................................... 19 2.4. Planning meetings......................................................................................................... 19 2.5. Public outreach.............................................................................................................. 23 2.6. Involving key stakeholders ........................................................................................... 25 2.7. Review and incorporation of existing information ....................................................... 25 3. Risk assessment.................................................................................................................... 25 3.1. Identifying hazards........................................................................................................ 25 3.1.1. Natural hazards identified..................................................................................... 25 3.1.2. Natural hazards considered, but eliminated.......................................................... 26 3.1.3. Hazard Assessment – Analysis of Washington County........................................ 26 3.1.4. Comparison of HAZNY Report with Mitigation Planning Task Force Hazard Identification......................................................................................................................... 28 3.2. Examination of Records................................................................................................ 33 3.3. Assessing vulnerability by municipality....................................................................... 42 3.3.1. Argyle ................................................................................................................... 42 3.3.2. Argyle, Village of ................................................................................................. 46 3.3.3. Cambridge............................................................................................................. 47 3.3.4. Dresden ................................................................................................................. 55 3.3.5. Easton.................................................................................................................... 58 3.3.6. Fort Ann................................................................................................................ 65 3.3.7. Fort Ann, Village of.............................................................................................. 68 3.3.8. Fort Edward .......................................................................................................... 69 3.3.9. Granville ............................................................................................................... 73 3.3.10. Granville, Village of ............................................................................................. 79 3.3.11. Greenwich............................................................................................................. 82 3.3.12. Greenwich, Village of........................................................................................... 86 3.3.13. Hampton................................................................................................................ 87 3.3.14. Hartford................................................................................................................. 91 3.3.15. Hebron................................................................................................................... 96 3.3.16. Hudson Falls, Village of ..................................................................................... 102 3.3.17. Jackson................................................................................................................ 104 3.3.18. Kingsbury............................................................................................................ 108 3.3.19. Putnam ................................................................................................................ 112 3.3.20. Salem................................................................................................................... 115 3.3.21. Salem, Village of ................................................................................................ 118 3.3.22. Washington County ............................................................................................ 119 3.3.23. White Creek ........................................................................................................ 160 3.3.24. Whitehall............................................................................................................. 164 2 3.3.25. Whitehall, Village of........................................................................................... 167 4. Mitigation Strategies........................................................................................................... 171 5. Plan Maintenance................................................................................................................ 176 5.1. Monitoring, Evaluation, and Updating the Plan ......................................................... 176 5.2. Continued Public Involvement ................................................................................... 179 6. References........................................................................................................................... 180 3 APPENDICES Appendix 1. An Identification of the Characteristics and Sources of Flood 183 Events in the Village of Salem, NY, compiled by Joseph Childs (See separate file on CD – pgs. 184-240) Appendix 2. Washington County All-Hazard Mitigation Plan Meeting: Invitations, 241 Agendas, Minutes Appendix 3. Agencies Contacted Requesting Information Relating to Natural Hazards 320 & Disasters within Washington County & Copy of Letter Appendix 4. Washington County All-Hazard Mitigation Planning Task Force Meeting 325 Sign-In Sheets Appendix 5. Public Outreach: Media Outlets List; Press Releases; 336 Letter to County Fire Chiefs Appendix 6. Agency Contacts (Responded to Request For Information Letter) 342 Appendix 7. Copies of Resolutions From Towns/Villages Authorizing Washington 344 County To Act As Proxy Appendix 8. Details Relating To: Record of Review of Jurisdictional Existing Plans 349 Appendix 9. FEMA/SEMO Approval letter dated September 21, 2009. 355 4 Figure List Figure 1 – Wind Zones In The United States ..........................................................................................................30 Figure 2 – Landslide Inventory Map of New York.................................................................................................31 Figure 3 – Historic Hurricane Events Tracking Through NYS ............................................................................32 Figure 4 – Argyle – NYS Interactive Mapping .......................................................................................................42 Figure 5 – Argyle Referenced Map ..........................................................................................................................43 Figure 6 – Argyle B&W Aerial View - NYS Interactive Mapping ........................................................................45 Figure 7 – Argyle FIRM............................................................................................................................................45 Figure 8 – Argyle, Village of - Flood Map ...............................................................................................................46 Figure 9 – Cambridge - NYS Interactive Mapping ................................................................................................47 Figure 10 – Cambridge, Village of - NYS Interactive Mapping ............................................................................48 Figure 11 - Cambridge Referenced Map .................................................................................................................49 Figures 12a & 12b – Culvert Problems....................................................................................................................51