Resolution_2025 Kittitas County Hazard Mitigation Plan

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2025 Hazard Mitigation Plan Kittitas County, Washington Chapter 4: Hazard Identification and Risk Assessment 170 Table 4-116. Strong Wind Expected Annual Loss (FEMA National Risk Index) Jurisdiction Population Equivalence Building Value Agriculture Value Total Expected Annual Loss Expected Annual Loss Score Rating Kittitas County $27,287 $2,059 $2 $29,348 11.3 Very Low Expected annual loss scores are calculated utilizing an equation that combines values for exposure, annualized frequency, and historic loss ratios (Expected Annual Loss = Exposure x Annualized Frequency x Historic Loss Ratio). A tornado NRI EAL score, and rating represent a community's relative level of expected building, population, and agriculture loss each year due to tornadoes when compared to the rest of the United States. The EAL score is positively associated to a community’s risk; therefore, a higher EAL score results in a higher Risk Index score. Table 4-117 outlines the tornado EAL for Kittitas County. Table 4-117. Tornado Expected Annual Loss (FEMA National Risk Index) Jurisdiction Population Equivalence Building Value Agriculture Value Total Expected Annual Loss Expected Annual Loss Score Rating Kittitas County $16,482 $17,197 $80 $33,760 9.6 Very Low Expected annual loss scores are calculated utilizing an equation that combines values for exposure, annualized frequency, and historic loss ratios (Expected Annual Loss = Exposure x Annualized Frequency x Historic Loss Ratio). A heat wave NRI EAL score, and rating represent a community's relative level of expected building and population loss each year due to heat waves when compared to the rest of the United States. The EAL score is positively associated to a community’s risk; therefore, a higher EAL score results in a higher Risk Index score. Table 4-118 outlines the heat wave EAL for Kittitas County. Table 4-118. Heat Wave Expected Annual Loss (FEMA National Risk Index) Jurisdiction Population Equivalence Building Value Agriculture Value Total Expected Annual Loss Expected Annual Loss Score Rating Kittitas County $22,698 $7,651 $6,762 $37,111 40.7 Relatively Moderate Expected annual loss scores are calculated utilizing an equation that combines values for exposure, annualized frequency, and historic loss ratios (Expected Annual Loss = Exposure x Annualized Frequency x Historic Loss Ratio). A cold wave NRI EAL score, and rating represent a community's relative level of expected building, population, and agriculture loss each year due to cold wave when compared to the rest of the United States. The EAL score is positively associated to a community’s risk; therefore, a higher EAL score results in a higher Risk Index score. Table 4-119 outlines the cold wave EAL for Kittitas County.