Glenn County Disaster Risk

Glenn County has a FEMA National Risk Index rating of Relatively Low, placing it in the 74th 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.

Glenn County is evaluated for five major natural hazard types: earthquake (93th percentile), wildfire (92th percentile), flooding (42th percentile), tornado (9th percentile). The highest-risk hazard is earthquake at the 93th 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.

Glenn County's composite risk percentile is 74th, compared to the California state average of 89th percentile. The state's overall risk rating is Relatively Moderate. This means Glenn County faces lower natural disaster risk than the typical county in California.

Yes, Glenn County's earthquake risk is at the 93th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Glenn County is at the 42th 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.

Glenn County's composite risk score of 74th percentile is below the California state average of 89th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is earthquake at the 93th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.