Central Point Natural Hazard Mitigation Plan
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2020 Central Point Natural Hazard Mitigation Plan 2020 COMPREHENSIVE UPDATE CENTRAL POINT NATURAL HAZARDS STEERING COMMITTEE Comments, suggestions, corrections, and additions are encouraged to be submitted from all interested parties. For further information and to provide comments, contact: Justin Gindlesperger, Community Planner II Community Development Department City of Central Point 140 South 3rd Street Central Point, Oregon 97502 Telephone: 541-664-3321, ext. 245 Email: [email protected] Table of Contents 1 Introduction .......................................................................................................................................... 4 1.1 Scope ............................................................................................................................................. 5 1.2 2020 Update Highlights ................................................................................................................. 5 1.3 Acknowledgement of Participants ................................................................................................ 6 1.4 Plan Organization .......................................................................................................................... 7 2 Central Point Community Profile ........................................................................................................ 10 2.1 Introduction ................................................................................................................................ 10 2.2 Geography and Climate .............................................................................................................. 10 2.3 History ......................................................................................................................................... 11 2.4 Economy ...................................................................................................................................... 12 2.5 Demographics ............................................................................................................................. 12 2.6 Community Development & Land Use........................................................................................ 13 3 Planning Process ................................................................................................................................. 15 3.1 Background ................................................................................................................................. 15 3.2 Planning Process ......................................................................................................................... 15 4 Hazard Identification and Risk Assessment ........................................................................................ 23 4.1 Introduction ................................................................................................................................ 23 4.2 Understanding Risk ..................................................................................................................... 23 4.3 What is a Risk Assessment? ........................................................................................................ 24 4.4 Hazard Identification ................................................................................................................... 25 4.5 Hazard Summaries ...................................................................................................................... 25 4.6 Drought ....................................................................................................................................... 26 4.7 Earthquake .................................................................................................................................. 29 4.8 Floods .......................................................................................................................................... 35 4.9 Landslides .................................................................................................................................... 40 4.10 Severe Weather .......................................................................................................................... 43 4.11 Wind Hazard Data ....................................................................................................................... 43 4.12 Winter Storm Hazard Data .......................................................................................................... 49 4.13 Volcano ....................................................................................................................................... 53 4.14 Wildfires ...................................................................................................................................... 56 5 Mitigation Strategy ............................................................................................................................. 63 5.1 Overview ..................................................................................................................................... 63 5.2 Mission Statement ...................................................................................................................... 63 5.3 Mitigation Plan Goals .................................................................................................................. 63 5.4 Mitigation Actions ....................................................................................................................... 64 5.5 Progress/Updates to Previous Actions ....................................................................................... 66 6 Plan Implementation & Maintenance................................................................................................. 79 Appendix B. Resources & References ......................................................................................................... 83 Appendix C. Process & Participation Documentation................................................................................. 87 Appendix D. Critical Facilities .................................................................................................................... 104 1 Introduction The City of Central Point is subject to a wide array of natural hazards. Although the occurrence and severity of hazards has been historically limited, the City has experienced winter storms, floods and an increasing incidence of wildfires. Hazard mitigation planning is important to understand the characteristics of potential hazards, risks to people, buildings, infrastructure and property and what actions can be taken to lessen exposure to the identified risks before a disaster events occurs. Hazard Mitigation is The 2020 Central Point Natural Hazard Mitigation Plan (NHMP) updates defined as “Any the City’s original NHMP approved in 2011. Periodic re-evaluation of the sustained action taken NHMP is conducted every 5-years in accordance with the Federal to reduce or eliminate Emergency Management Agency (FEMA) Local Mitigation Planning the long-term risk to Handbook. Regular updates to the NHMP are important to assure that human life and the mitigation strategies account for changes in the community as growth property from occurs and new information is available about hazards and mitigation best hazards.” practices. It also helps to assure that the mitigation strategies align with the Community vision, values and resource availability. By keeping the NHMP updated every 5-years, the City of Central Point is eligible to receive non- emergency related disaster funding sources through FEMA, including the following Hazard Mitigation Grant Assistance Programs: Hazard Mitigation Grant Program (HMGP) - Assists in implementing long-term hazard mitigation planning and projects following a Presidential major disaster declaration. Flood Mitigation Assistance (FMA) Program – Provides funds annually for flood hazard mitigation and planning. Pre-Disaster Mitigation (PDM) Program – Provides funds annually for hazard mitigation planning and projects. HMGP Post Fire Grant – Assistance to help communities implement hazard mitigation measures after wildfire disasters. Building Resilient Infrastructure Communities (BRIC) – Supports states, local communities, tribes and territories undertake hazard mitigation projects, reducing the risks from disasters and natural hazards. Access to these resources can be critical in leveraging limited resources to help protect people and property in Central Point. Additionally NHMP planning implementation helps the City keep flood insurance premiums lower community-wide through the National Flood Insurance Program (NFIP) Community Rating System (CRS). 1.1 Scope The 2020 NHMP assesses natural hazards and community vulnerability within the city limits and urban growth boundary (UGB) (Figure 1). Since the 2011 NHMP was approved, the City has initiated an application to add roughly 444 acres to the UGB for housing, non-industrial employment, parks and open space and associated public facilities (Figure 2). Although the UGB Amendment has not been approved at this time, the preliminary boundaries are shown here because the mitigation strategies to reduce wildfire risk, particularly along the Bear Creek Greenway for example, will apply pending approval of the UGB Amendment. 1.2 2020 Update Highlights The 2020 Central Point NHMP is based on a comprehensive