Natural Disaster Risk in Chalkyitsik

Natural Hazard Profile: Chalkyitsik, Alaska

Chalkyitsik, in Yukon-Koyukuk County, is a small unincorporated community situated in Alaska, the northernmost U.S. state. Its subarctic climate brings subarctic conditions with extreme cold winters and brief summers, and in particular severe winter storms. These conditions collectively define the natural hazard environment that Chalkyitsik residents and property owners must navigate.

According to FEMA's National Risk Index, Chalkyitsik carries an overall risk score of 5.2/10, placing it in the moderate category. Arctic air outbreaks are the leading natural hazard, with temperature plunges to dangerous lows capable of causing hypothermia and widespread infrastructure failures. The area also faces notable exposure to avalanche and landslide.

Within Alaska, Chalkyitsik's risk is, slightly above the 4.6/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Yukon-Koyukuk County identifies cold wave as the foremost hazard, followed by avalanche and landslide. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

Chalkyitsik's moderate risk profile means that while catastrophic events are less frequent, they do occur. Standard homeowners insurance typically covers many common hazards here, but confirming that cold wave exposure is adequately protected is a worthwhile step for property owners.