Natural Disaster Risk — ZIP Code 83449

Natural Hazard Profile: ZIP 83449, Idaho

Located in the Great Plains, ZIP 83449 serves the Swan Valley community. The semi-arid climate of this part of Idaho — bringing dry summers, cold winters, and significant wildfire risk — directly shapes the hazard exposure for properties in this postal area.

ZIP 83449's overall natural disaster risk is rated 6.9/10 (High) by FEMA's National Risk Index. 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. Secondary hazards include volcano and earthquake.

Relative to other U.S. communities, ZIP 83449's natural disaster risk is well above the U.S. national average of 4.5/10, considerably above the 5.1/10 state average. The hazard distribution here is led by avalanche and volcano, as measured by FEMA across Idaho. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

With a high natural disaster risk rating, ZIP 83449 residents benefit from taking preparedness seriously. Reviewing insurance coverage for avalanche and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.