Natural Disaster Risk in Sevier County

Natural Hazard Profile: Sevier County, Tennessee

Sevier County is located in the United States in Tennessee, home to roughly 98,277 residents. The county experiences hot summers, mild winters, and transitional weather patterns, with tornado risk in both spring and fall 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, Sevier County carries an overall risk score of 6.7/10, placing it in the high category. Slope instability and debris flows are the primary natural hazard, driven by a combination of local geology, precipitation intensity, and terrain that creates susceptibility to failure. The area also faces notable exposure to earthquake and lightning.

Sevier County's risk score, slightly above the 5.8/10 state average and well above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Sevier County, the highest-scoring are landslide, earthquake, and lightning. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

With a high natural disaster risk rating, Sevier County residents benefit from taking preparedness seriously. Reviewing insurance coverage for landslide 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.