Natural Disaster Risk in Kwethluk

Natural Hazard Profile: Kwethluk, Alaska

Kwethluk is a small community of about 975 in Bethel County, in Alaska, the northernmost U.S. state. The area experiences subarctic conditions with extreme cold winters and brief summers, with severe winter storms shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Kwethluk.

According to FEMA's National Risk Index, Kwethluk carries an overall risk score of 5.1/10, placing it in the moderate category. Coastal tsunami exposure is the dominant hazard concern, with the regional tectonic environment capable of generating both local and distant-source tsunami waves. The area also faces notable exposure to cold wave and avalanche.

Kwethluk's risk score, slightly above the 4.6/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Bethel County, the highest-scoring are tsunami, cold wave, and avalanche. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

With a moderate risk rating, Kwethluk residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for tsunami is recommended.