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2025 Hazard Mitigation Plan <br />Kittitas County, Washington <br />duration, putting more of the state at risk for longer periods. These changes are driven by climate change <br />and population growth and development in the WU1..246 <br />The wildfire annualized frequency value represents the modeled frequency of wildfire hazard <br />occurrences, in event days, per year. Table 4-142 outlines the annualized frequency for wildfire, based <br />on FEMA NRI data, for Kittitas County. <br />Table 4-142. Wildfire Annualized Frequency (FEMA National Risk lndex) <br />4.6.9.5. Pasf Events <br />NCEI has reported 22 wildfire events, listed Table 4-143, between 1950 and 2023 in Kittitas County. <br />Notably the Taylor Bridge Fire in August 2Q12 near the City of Cle Elum which burned a total of 23,500 <br />acres of timber and grass. The fire was ignited by construction workers welding on the Taylor Bridge on <br />Highway 10. The wildfire destroyed 61 homes and multiple outbuildings, and affected utility infrastructure <br />(e.g., irrigation) and resulted in property damage totaled $8.3 Million.247'.248 <br />10 fire disaster declarations have been issued for Kittitas County between 1953 and 2023. <br />Table 4-143. Wildfire Events (1950 -20231 <br />2ao Washington State Emergency Management Division. (2023). Washington State Enhanced Hazard Mitigation <br />Plan. Retrieved from https://mil.wa.sov/asseV651ec296d76a9/2023 WA SEHMP final 20231004.pdf, <br />2a7 Hobbs, R. and Berglund, C. (2017). Between Two Fires: Lessons Learned in Kittitas County. Retrieved from <br />https://fireadaptednetwork.orq/between-two-fires-lessons-learned-in-kittitas-countv/. <br />2a8 NationalWeather Service. (n.d.). Storm Events Database. Retrieved from <br />https://www. ncdc. noaa. gov/stormevents/eventdetails.isp?id =406863. <br />Kittitas County N/A 1J2% chance peryear <br />Annualized frequency is defined as the expected frequency or probability of a hazard occurrence per year, <br />Annualized FrequencyLocation <br />1 <br />Events on Record <br />EAST SLOPES <br />OF THE <br />WASHINGTON <br />CASCADES <br />East Slopes of <br />the <br />Washington <br />Cascades <br />WA 9t1t2018 00:00 Wildfire 0 0 0.00K 0.00K <br />0 0 0.00K 0.00K <br />EAST SLOPES <br />OF THE <br />WASHINGTON <br />CASCADES <br />Easi Slopes of <br />the <br />Washington <br />Cascades <br />WA 8t1t2018 00:00 Wildfire <br />09:00 Wildfire 0 0 0.00K 0.00K <br />EAST SLOPES <br />OF THE <br />WASHINGTON <br />CASCADES <br />East Slopes of <br />the <br />Washington <br />Cascades <br />WA 713012018 <br />Kittitas Valley <br />(Zone\WA 7t19t2018 11:00 Wildfire 0 0 0.00K 0.00KKITTITAS VALLEY <br />(ZONE) <br />0 0.00K 0.00KKITTITAS VALLEY <br />(ZONE) <br />Kittitas Valley <br />(Zone)WA 7tgt2018 22:49 Wildfire 0 <br />Wildfire 0 0 0.00K 0.00K <br />EAST SLOPES <br />OF THE <br />WASHINGTON <br />CASCADES <br />East Slopes of <br />the <br />Washington <br />Cascades <br />WA 10t1t2017 00:00 <br />9t1t2017 00:00 Wildfire 0 0 0.00K 0.00K <br />EAST SLOPES <br />OF THE <br />WASHINGTON <br />CASCADES <br />East Slopes of <br />the <br />Washington <br />Cascades <br />WA <br />County / <br />Zone Time Type Death lnjury Property <br />Damage <br />Crop <br />DamageLocationState Date <br />Chapter 4: Hazard ldentification and Risk Assessment 191