JACKSON PARISH HAZARD MITIGATION PLAN i JACKSON PARISH HAZARD MITIGATION PLAN UPDATE Prepared for: Jackson Parish Prepared by: Stephenson Disaster Management Institute Mr. Brant Mitchell Mr. Chris Rippetoe Ms. Lauren Stevens Mr. Joseph Harris Mr. Stuart Nolan Dr. Carol J. Friedland, P.E., Ph.D., C.F.M. Louisiana State University – Louisiana Emerging Technology Center Baton Rouge, LA 70803 JACKSON PARISH HAZARD MITIGATION PLAN ii ***This Page Left Intentionally Blank*** JACKSON PARISH HAZARD MITIGATION PLAN iii ACKNOWLEDGMENTS This 2017 Jackson Parish Hazard Mitigation Plan Update was coordinated by the Jackson Parish Hazard Mitigation Plan Update Steering Committee, in collaboration with the participating jurisdictions as well as community stakeholders and the general public. The participating jurisdictions are made up of the following communities: Jackson Parish Town of Chatham Village of East Hodge Town of Eros Village of Hodge Town of Jonesboro Village of North Hodge Village of Quitman Special thanks is directed to all of those who assisted in contributing feedback and expertise on this document, especially the Jackson Parish Office of Homeland Security and Emergency Management. These combined efforts have made this project possible. The Jackson Parish Steering Committee consists of the following individuals, who are credited in the creation of this document: Mark Treadway Director Jackson Parish OEP Tammy Collinsworth Clerk Jackson Parish OEP Eddie Langston President Jackson Parish Police Jury Dwight Cooper Mayor Town of Chatham Hal M. Mims Mayor Village of East Hodge Vicky Knox Mayor Town of Eros Gerald Palmer Mayor Village of Hodge James Bradford Mayor Town of Jonesboro Kathy Robertson Mayor Village of North Hodge Joe Vail Mayor Village of Quitman The 2017 Jackson Parish Hazard Mitigation Plan Update was written by the Stephenson Disaster Management Institute, Louisiana State University. Further comments should be directed to the Jackson Parish Office of Homeland Security and Emergency Preparedness: 500 East Court Street, Jonesboro, LA 71251. JACKSON PARISH HAZARD MITIGATION PLAN iv Contents 1. Introduction ............................................................................................................................................ 1-1 Location, Demography, and Economy........................................................................................................ 1-2 Location .................................................................................................................................................. 1-2 Economy ................................................................................................................................................. 1-3 Hazard Mitigation ....................................................................................................................................... 1-4 General Strategy ......................................................................................................................................... 1-6 2017 Plan Update ....................................................................................................................................... 1-7 2. Hazard Identification and Parish-Wide Risk Assessment ....................................................................... 2-1 Prevalent Hazards to the Community ........................................................................................................ 2-1 Previous Occurrences ................................................................................................................................. 2-2 Probability of Future Hazard Events ........................................................................................................... 2-3 Inventory of Assets for the Entire Parish .................................................................................................... 2-4 Essential Facilities of the Parish.................................................................................................................. 2-5 Future Development Trends .................................................................................................................... 2-10 Future Hazard Impacts ............................................................................................................................. 2-12 Land Use ................................................................................................................................................... 2-12 Hazard Identification ................................................................................................................................ 2-14 Flooding ................................................................................................................................................ 2-14 Thunderstorms ..................................................................................................................................... 2-37 Tornadoes ............................................................................................................................................. 2-50 Tropical Cyclones .................................................................................................................................. 2-56 Dam Failure........................................................................................................................................... 2-71 Levee Failure ......................................................................................................................................... 2-73 3. Capability Assessment ............................................................................................................................ 3-1 Policies, Plans, and Programs ..................................................................................................................... 3-1 Building Codes, Permitting, Land Use Planning and Ordinances ........................................................... 3-2 Administration, Technical, and Financial.................................................................................................... 3-3 Education and Outreach ............................................................................................................................. 3-4 Flood Insurance and Community Rating System ........................................................................................ 3-5 NFIP Worksheets ........................................................................................................................................ 3-8 4. Mitigation Strategy ................................................................................................................................. 4-1 Introduction ................................................................................................................................................ 4-1 Goals ........................................................................................................................................................... 4-1 2017 Mitigation Actions and Update on Previous Plan Actions ................................................................. 4-2 Jackson 2011 Hazard Mitigation Action Update .................................................................................... 4-3 JACKSON PARISH HAZARD MITIGATION PLAN v Unincorporated Jackson New Mitigation Actions ................................................................................ 4-10 Town of Chatham - New Mitigation Actions ........................................................................................ 4-12 Village of East Hodge - New Mitigation Actions ................................................................................... 4-14 Town of Eros - New Mitigation Actions ................................................................................................ 4-16 Village of Hodge - New Mitigation Actions........................................................................................... 4-18 Town of Jonesboro - New Mitigation Actions ...................................................................................... 4-20 Village of North Hodge - New Mitigation Actions ................................................................................ 4-22 Village of Quitman - New Mitigation Actions ....................................................................................... 4-24 Action Prioritization .................................................................................................................................. 4-26 Appendix A: Planning Process ........................................................................................................................ A-1 Purpose ....................................................................................................................................................... A-1 The Jackson Parish Hazard Mitigation Plan Update ................................................................................... A-1 Planning ...................................................................................................................................................... A-3 Coordination ............................................................................................................................................... A-3 Neighboring Community, Local and Regional Planning Process Involvement ..........................................