Natural Disaster Risk in San Juan County

Natural Hazard Profile: San Juan County, Colorado

San Juan County is located in the United States in Colorado, home to roughly 699 residents. The county experiences dry air, significant mountain snowfall, and rapid weather changes, with dramatic spring snowstorms and summer hailstorms 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, San Juan County carries an overall risk score of 3.3/10, placing it in the low category. The threat of avalanche is the primary natural hazard here, with winter snowpack instability on mountain terrain posing risks to roads, structures, and outdoor recreation activities. The area also faces notable exposure to landslide and tsunami.

San Juan County's risk score, considerably below the 5.2/10 state average and below the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for San Juan County, the highest-scoring are avalanche, landslide, and tsunami. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

San Juan County carries a below-average natural disaster risk, reflecting fewer and less severe hazard exposures than typical U.S. communities. Even so, the area's primary risk — avalanche — warrants awareness and appropriate insurance coverage, as lower risk does not mean zero risk.