Cooper County, MO Natural Hazard Mitigation Plan 2012 Prepared by: Mid-Missouri Regional Planning Commission 206 East Broadway P.O. Box 140 Ashland, MO 65010 Phone: (573) 657-9779 Fax: (573) 657-2829 Plan updates available online at www.mmrpc.org Cover Photos: the original Katy railroad bridge, Boonville, Missouri, during the 1903 Missouri River flood, (Photo source: Friends of Historic Boonville archives) Table of Contents Executive Summary .................................................................... 1 Prerequisites ............................................................................... 3 Section 1: Introduction and Planning Process ........................ 4 1.1 Purpose ............................................................................................................ 4 1.2 Background ...................................................................................................... 5 1.3 History of the Cooper County Hazard Mitigation Plan................................... 5 1.4 Participating Jurisdictions ............................................................................... 7 1.5 The Update Process ......................................................................................... 9 Section 2: Planning Area Profile and Capabilities ................. 19 2.1 Geography and Ecology ................................................................................19 2.2 Climate ...........................................................................................................23 2.3 History ...........................................................................................................26 2.4 Natural Hazard History ..................................................................................27 2.5 Demographics ................................................................................................29 2.6 Economy, Industry, and Employment ...........................................................34 2.7 Transportation and Commuting Patterns .......................................................37 2.8 Participating Jurisdictions - Inventory of Assets and Capabilities................43 Planning Area/Cooper County .......................................................................................... 44 Boonville ........................................................................................................................... 55 Bunceton ........................................................................................................................... 57 Otterville ........................................................................................................................... 59 Pilot Grove ........................................................................................................................ 61 Wooldridge ....................................................................................................................... 63 2.9 Special Districts – Inventory of Assets and Capabilities ..............................64 Levee Districts .................................................................................................................. 64 Overton-Wooldridge Levee District Assets .................................................................. 64 Linneman-Weekly Levee District Assets ..................................................................... 64 School Districts Pre K-12 ................................................................................................. 65 Prairie Home R-V ........................................................................................................ 66 Fire Protection Districts .................................................................................................... 68 Water Districts .................................................................................................................. 69 2.10 Policy, Planning, and Program Capabilities ................................................70 Legal Authority and Political Willpower .............................................................................. 73 Community and Regional Partnerships ................................................................................ 74 Non-Governmental and Volunteer Organizations ................................................................ 74 Media .................................................................................................................................... 75 2.11 Development Trends ...................................................................................77 Section 3: Risk Assessment .................................................... 78 Methodology .........................................................................................................78 Identification of Hazards................................................................................................... 78 Profiling of Hazards .......................................................................................................... 79 Vulnerability Assessment ................................................................................................. 80 3.1 Dam Failure ...................................................................................................84 3.2 Drought ..........................................................................................................96 3.3 Earthquake ...................................................................................................103 3.4 Extreme Heat ...............................................................................................109 3.5 Flood ............................................................................................................114 National Flood Insurance Program (NFIP) ..................................................................... 132 National Flood Insurance Program (NFIP) Repetitive Loss Properties .......................... 136 3.6 Land Subsidence/Sinkhole ..........................................................................137 3.7 Levee Failure ...............................................................................................141 3.8 Severe Winter Weather ................................................................................150 3.9 Wildfire ........................................................................................................156 3.10 Windstorm, Tornado, and Hailstorm .........................................................161 Windstorm....................................................................................................................... 162 Tornado ........................................................................................................................... 168 Hailstorm......................................................................................................................... 173 Section 4: Mitigation Strategy ................................................ 179 4.1 Hazard Mitigation Goals .............................................................................179 4.2 Update of Mitigation Actions ......................................................................180 4.3 Mitigation Goals, Objectives, and Actions .................................................186 Mitigation Actions by Hazard and Jurisdiction .................................................................. 189 Mitigation Actions by Jurisdiction – Cooper County ...................................................... 192 Boonville ......................................................................................................................... 193 Bunceton ......................................................................................................................... 194 Otterville ......................................................................................................................... 195 Pilot Grove ...................................................................................................................... 196 Wooldridge ..................................................................................................................... 197 Linneman-Weekley Levee District ................................................................................. 198 Overton-Wooldridge Levee District ............................................................................... 198 Prairie Home R-V School District .................................................................................. 199 Mitigation Actions Addressing Compliance with NFIP Requirements .............................. 200 4.4 Prioritization, Implementation, and Administration ...................................202 Prioritization of Actions using STAPLEE and Benefit/Cost Reviews ............................... 202 Implementation and Administration by Action .................................................................. 209 4.5 Funding Sources ..........................................................................................224 Section 5: Plan Maintenance Process .................................. 230 5.1 Plan Monitoring and Evaluation ..................................................................230 5.2 Plan Updating ..............................................................................................232 5.3 Integration of Hazard Mitigation into Other Planning Mechanisms ...........234 5.4 Public Participation