Natural Disaster Risk in Matanuska-Susitna County

Natural Hazard Profile: Matanuska-Susitna County, Alaska

Situated in Alaska, the northernmost U.S. state, Matanuska-Susitna County in Alaska experiences a subarctic climate marked by subarctic conditions with extreme cold winters and brief summers. Severe winter storms is a defining feature of the regional hazard profile that affects residents and property owners countywide.

FEMA rates Matanuska-Susitna County's composite natural disaster risk at 5.8 out of 10 — moderate risk. Avalanche risk is the dominant natural hazard, with steep mountain terrain and heavy seasonal snowpack creating conditions for dangerous snow slides in and around the area. Residents should also account for earthquake and tsunami risk in their preparedness planning.

Relative to other U.S. communities, Matanuska-Susitna County's natural disaster risk is above the U.S. national average of 4.5/10, slightly above the 4.6/10 state average. The hazard distribution here is led by avalanche and earthquake, as measured by FEMA across Matanuska-Susitna County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

Matanuska-Susitna County'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 avalanche exposure is adequately protected is a worthwhile step for property owners.