Boone County Disaster Risk

Boone County has a FEMA National Risk Index rating of Relatively Low, placing it in the 43th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.

Boone County is evaluated for five major natural hazard types: earthquake (68th percentile), flooding (57th percentile), tornado (40th percentile), hurricane (14th percentile), wildfire (7th percentile). The highest-risk hazard is earthquake at the 68th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.

Boone County's composite risk percentile is 43th, compared to the Indiana state average of 46th percentile. The state's overall risk rating is Relatively Low. This means Boone County faces lower natural disaster risk than the typical county in Indiana.

Yes, Boone County's earthquake risk is at the 68th percentile nationally. This is above the national median. For flooding specifically, Boone County is at the 57th percentile.

FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.

Boone County's composite risk score of 43th percentile is below the Indiana state average of 46th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is earthquake at the 68th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.