Natural Disaster Risk in Coos County

Natural Hazard Profile: Coos County, Oregon

Coos County is located in the United States in Oregon, home to roughly 64,845 residents. The county experiences mild, wet winters on the coast and semi-arid conditions inland, with a high wildfire risk period in the dry summer months shaping the natural hazards faced by its communities. FEMA assesses risk at this county level, providing the baseline for every city and ZIP code within its boundaries.

According to FEMA's National Risk Index, Coos County 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 earthquake and coastal flood.

Coos County's risk score, slightly below the 5.7/10 state average and above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Coos County, the highest-scoring are tsunami, earthquake, and coastal flood. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

Coos 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 tsunami exposure is adequately protected is a worthwhile step for property owners.