Columbiana County Disaster Risk
Columbiana County, Ohio
FEMA Risk Rating
Relatively Low
National Percentile
69th
of 3,144 counties
State Rank
#25
of 88 (1 = highest risk)
Flood Risk
82th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Moderate
Higher than 82% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Relatively Low
Higher than 47% of US counties
Tornado
Tornado and severe thunderstorm risk
Relatively Low
Higher than 70% of US counties
Earthquake
Seismic activity and ground shaking risk
Very Low
Higher than 42% of US counties
Hurricane
Tropical cyclone and hurricane risk
Relatively Low
Higher than 60% of US counties
Risk Overview
About Natural Disaster Risk in Columbiana County, Ohio
Columbiana County faces moderate risk exposure
Columbiana County's composite risk score of 69.05 sits above the national average, placing it in the "Relatively Low" category with meaningful natural hazard exposure. This score reflects elevated tornado and flood vulnerabilities compared to typical American counties.
Higher-risk county for Ohio
Columbiana County scores 69.05 against Ohio's state average of 55.03, ranking it among the state's higher-risk counties. This elevation particularly reflects tornado (69.97) and flood (82.16) exposure.
Riskier than nearby lower-risk counties
Columbiana County's 69.05 score exceeds Clinton County (34.00) and Coshocton County (49.08), though it remains slightly lower than Clark County (77.10). This places it in the middle-upper range of regional risk.
Floods, tornadoes, and hurricanes matter
Flood risk (82.16) and tornado risk (69.97) are Columbiana County's primary threats, while hurricane risk (59.53)—unusually high for an inland Ohio county—also warrants attention. Wildfire risk (46.76) remains moderate.
Ensure flood and tornado coverage
Columbiana County residents should verify that homeowner's insurance covers tornado and flood damage, especially given the elevated flood risk (82.16). A family emergency plan and designated safe space strengthen preparedness.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Columbiana County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Columbiana County
Risk Verdict
Columbiana County's FEMA risk score places it at the 69th percentile nationally, indicating lower-than-typical exposure for a U.S. county. A moderate composite score often means one or two hazard categories are doing the heavy lifting — knowing which ones matters for preparation.
Hazard Breakdown
Flood risk is Columbiana County's dominant natural hazard, ranked at the 82th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 70th percentile nationally. Additional tracked hazards include hurricane (60th percentile), wildfire (47th percentile), earthquake (42th percentile).
Preparedness Context
At the 82th percentile nationally for flood risk, Columbiana County residents benefit from understanding their specific flood zone status. Even one inch of floodwater causes significant structural damage to properties outside officially designated high-risk zones. Secondary tornado exposure at the 70th percentile adds a second preparedness layer; households should review coverage options and alert sign-up for both hazard types. A tested family preparedness plan specific to Columbiana County's primary hazards — including how to shelter in place or evacuate, and who to call — provides more real protection than a general emergency kit sitting unused on a shelf.
Regional Context
The Ohio county average is 14.0 composite points below Columbiana County's score, a gap that reflects the county's elevated position in the state's hazard distribution.
Is your household prepared for Columbiana County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Columbiana County, OH?
What types of natural hazards affect Columbiana County?
How does Columbiana County risk compare to the Ohio average?
Is Columbiana County at risk for flooding?
How is natural disaster risk measured?
Why is Columbiana County higher risk than average?
Data Source
Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.
Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.