Bossier City Hazard Mitigation Plan
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BOSSIER PARISH HAZARD MITIGATION PLAN i BOSSIER PARISH HAZARD MITIGATION PLAN ii ***This Page Left Intentionally Blank*** BOSSIER PARISH HAZARD MITIGATION PLAN iii BOSSIER PARISH HAZARD MITIGATION PLAN UPDATE Prepared for: Bossier Parish Prepared by: Stephenson Disaster Management Institute Ms. Lauren Stevens Mr. Chris Rippetoe Mr. Joseph Harris Mr. Brant Mitchell Mr. Stuart Nolan Louisiana State University - Business Education Complex Baton Rouge, LA 70803 February 2017 BOSSIER PARISH HAZARD MITIGATION PLAN iv ***This Page Left Intentionally Blank*** BOSSIER PARISH HAZARD MITIGATION PLAN v ACKNOWLEDGMENTS This 2016 Bossier Parish Hazard Mitigation Plan Update was coordinated by the Bossier 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: Unincorporated Bossier Parish Town of Benton City of Bossier City Town of Haughton Town of Plain Dealing Special thanks is directed to all of those who assisted in contributing feedback and expertise on this document, especially the Bossier Parish Office of Homeland Security and Emergency Management. These combined efforts have made this project possible. The Bossier Parish Steering Committee consists of the following individuals, who are credited in the creation of this document: Lorenzo James Walker Mayor of Bossier City City of Bossier Ollie Tyler Mayor of Shreveport City of Shreveport Wayne Cathcart Mayor of Benton Town of Benton Carlton Anderson Mayor of Haughton Town of Haughton Wiley Robinson Mayor of Plain Dealing Town of Plain Dealing Cliff Oliver Chief Administration Officer City of Bossier Ian Snellgrove Director Bossier Parish OHSEP Jenny Reynolds Director Webster Parish OHSEP Robert Jump Deputy Director Caddo OHSEP The 2016 Bossier Parish Hazard Mitigation Plan Update was written by the Stephenson Disaster Management Institute, Louisiana State University. Further comments should be directed to the Bossier Parish Office of Homeland Security and Emergency Preparedness: 1511 Doctors Drive, Bossier City, LA 71111. BOSSIER PARISH HAZARD MITIGATION PLAN vi 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 2016 Plan Update ....................................................................................................................................... 1-7 2. Hazard Identification and Parish-Wide Risk Assessment ....................................................................... 2-1 Prevalent Hazards to the Community ........................................................................................................ 2-1 Previous Occurrences ................................................................................................................................. 2-3 Probability of Future Hazard Events ........................................................................................................... 2-3 Inventory of Assets for the Entire Parish .................................................................................................... 2-4 Essential Facilities of the Parish.................................................................................................................. 2-6 Future Development Trends .................................................................................................................... 2-11 Future Hazard Impacts ............................................................................................................................. 2-12 Land Use ................................................................................................................................................... 2-12 Hazard Identification ................................................................................................................................ 2-14 Drought ................................................................................................................................................. 2-14 Earthquakes .......................................................................................................................................... 2-17 Flooding ................................................................................................................................................ 2-21 Thunderstorms ..................................................................................................................................... 2-41 Tornadoes ............................................................................................................................................. 2-55 Tropical Cyclones .................................................................................................................................. 2-62 Wildfires ............................................................................................................................................... 2-74 Winter Storms ...................................................................................................................................... 2-85 Dam Failure........................................................................................................................................... 2-89 Levee Failure ......................................................................................................................................... 2-91 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 BOSSIER PARISH HAZARD MITIGATION PLAN vii Introduction ................................................................................................................................................ 4-1 Goals ........................................................................................................................................................... 4-1 2016 Mitigation Actions and Update on Previous Plan Actions ................................................................. 4-2 Bossier Parish and Jurisdictions 2011 Hazard Mitigation Action Update............................................... 4-3 Unincorporated Bossier Parish New Mitigation Actions ........................................................................ 4-8 Town of Benton - New Mitigation Actions ........................................................................................... 4-11 City of Bossier City - New Mitigation Actions ....................................................................................... 4-14 Town of Haughton - New Mitigation Actions ....................................................................................... 4-17 Town of Plain Dealing - New Mitigation Actions .................................................................................. 4-20 Action Prioritization .................................................................................................................................. 4-23 Appendix A: Planning Process ........................................................................................................................ A-1 Purpose ....................................................................................................................................................... A-1 The Bossier Parish Hazard Mitigation Plan Update .................................................................................... A-1 Planning .....................................................................................................................................................