Hazard Mitigation Plan 2016 Disclaimer: This report has been specifically prepared for planning purposes only. The figures and information contained herein are not suitable for individual property analyses or budgeting purposes. Mapping and analyses were conducted using data from others and were not technically verified for accuracy. Modeling software used for this plan is limited to planning level analyses. ii Acknowledgements Academy School District 20 American Red Cross Cheyenne Mountain Air Force Station Colorado Division of Emergency Management and Homeland Security – Mitigation and Recovery Section Colorado Springs Fire Department Colorado Springs Information Technology Department Colorado Springs Office of Emergency Management Colorado Springs Planning Department Colorado Springs Police Department Colorado Springs Public Works Department Colorado Springs School District 11 Colorado Springs Utilities El Paso County Office of Emergency Management El Paso County Public Health El Paso County Sheriff’s Office Federal Express Fort Carson Harrison School District 2 Memorial Hospital – UCHealth National Weather Service Penrose St. Francis Pikes Peak Community College Pikes Peak Regional Building Department South Central Region Healthcare Coalition South Central Region Voluntary Organizations Active in Disaster University of Colorado at Colorado Springs USAA AECOM iii iv Table of Contents 1. Introduction to Mitigation Planning ............................................................................ 1-1 1.1 Plan Purpose and Participating Jurisdictions ......................................................................................................... 1-1 1.2 Mitigation Planning Requirements ........................................................................................................................ 1-1 1.3 Grant Programs Requiring Hazard Mitigation Plans .............................................................................................. 1-2 1.4 Plan Organization .................................................................................................................................................. 1-4 2. Community Profile ...................................................................................................... 2-1 2.1 Location, Geography, and Climate ......................................................................................................................... 2-1 2.2 History .................................................................................................................................................................... 2-4 2.3 Population .............................................................................................................................................................. 2-5 2.4 Economy ................................................................................................................................................................. 2-5 2.5 Government ........................................................................................................................................................... 2-7 3. Planning Process ......................................................................................................... 3-1 3.1 Hazard Mitigation Local Planning Committee ....................................................................................................... 3-1 3.2 Mitigation Planning Process .................................................................................................................................. 3-3 4. Risk Assessment .......................................................................................................... 4-1 4.1 Hazard Identification ............................................................................................................................................. 4-2 4.2 Hazard Profiles and Vulnerability........................................................................................................................... 4-6 4.3 Flood, Dam and Levee Failure ................................................................................................................................ 4-8 4.3.1 Flood ........................................................................................................................................................ 4-8 4.3.2 Dam and Levee Failure ........................................................................................................................... 4-37 4.4 Geologic Hazards .................................................................................................................................................. 4-44 4.4.1 Earthquake ............................................................................................................................................. 4-44 4.4.2 Landslide, Subsidence and Rockfall ....................................................................................................... 4-62 4.5 Severe Weather Hazards ...................................................................................................................................... 4-78 4.5.1 Hail ......................................................................................................................................................... 4-78 4.5.2 Tornado .................................................................................................................................................. 4-82 4.5.3 Lightning ................................................................................................................................................ 4-92 v 4.5.4 Windstorm ............................................................................................................................................. 4-99 4.5.5 Winter Storm ........................................................................................................................................ 4-108 4.5.6 Drought ................................................................................................................................................ 4-114 4.6 Wildfire .............................................................................................................................................................. 4-122 4.7 Human-Caused Hazards ..................................................................................................................................... 4-151 4.7.1 Hazardous Material Incidents ............................................................................................................... 4-151 4.7.2 Terrorism .............................................................................................................................................. 4-158 4.7.3 Infectious Disease ................................................................................................................................. 4-163 4.8 Hazard Profile Summary .................................................................................................................................... 4-167 4.9 Community Asset Inventory ............................................................................................................................... 4-169 4.10 Land Use and Development Trends ................................................................................................................... 4-181 5. Capability Assessment ................................................................................................. 5-1 5.1 Regulatory Mitigation Capabilities ........................................................................................................................ 5-1 5.2 Administrative and Technical Capabilities ............................................................................................................. 5-7 5.3 Fiscal Mitigation Capabilities ................................................................................................................................. 5-7 5.4 Mitigation Outreach and Partnerships ................................................................................................................... 5-8 6. Mitigation Strategy .................................................................................................... 6-1 6.1 2016 Plan ............................................................................................................................................................... 6-1 6.2 Plan Strategy Statements, Goals, and Objectives .................................................................................................. 6-1 6.3 Status of Previous Actions ...................................................................................................................................... 6-2 6.4 Other Actions Implemented Since 2010 ................................................................................................................ 6-7 6.5 Identification of Mitigation Action Alternatives .................................................................................................. 6-11 6.6 Prioritization and Implementation of Mitigation Actions .................................................................................... 6-12 7. Plan Maintenance ....................................................................................................... 7-1 7.1 2016 Plan ..............................................................................................................................................................