Fairfield County Disaster Risk
Fairfield County, Ohio
FEMA Risk Rating
Relatively Low
National Percentile
73th
of 3,144 counties
State Rank
#21
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
Very Low
Higher than 26% of US counties
Tornado
Tornado and severe thunderstorm risk
Relatively Low
Higher than 72% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively Low
Higher than 57% of US counties
Hurricane
Tropical cyclone and hurricane risk
Very Low
Higher than 29% of US counties
Risk Overview
About Natural Disaster Risk in Fairfield County, Ohio
Fairfield County above national risk baseline
Fairfield County scores 72.61 on the composite risk scale, earning a 'Relatively Low' rating that exceeds national averages meaningfully. The county faces elevated but manageable natural disaster exposure across multiple hazard categories.
Above-average risk for central Ohio
At 72.61, Fairfield County's risk score significantly exceeds Ohio's state average of 55.03 by about 32%. The county ranks among Ohio's higher-risk communities, driven primarily by flood and tornado hazards.
High-risk profile among peers
Fairfield County (72.61) faces higher disaster risk than most surrounding counties, though slightly lower than nearby Delaware County (78.75). The county's risk reflects its central Ohio location and exposure to tornado and flood hazards common to the region.
Floods and tornadoes dominate risk profile
Flood risk (81.81) and tornado risk (71.60) represent Fairfield County's most significant natural disaster concerns, both scoring well above state averages. Earthquake risk (57.16) poses secondary concern, while wildfire (26.30) and hurricane (29.45) risks remain minimal.
Secure comprehensive flood and wind coverage
Fairfield County residents should maintain robust flood insurance and designate or construct a basement safe room rated for tornado winds. Inspect roof attachments regularly, trim tree limbs near structures, and ensure proper property drainage to minimize water damage risk.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Fairfield County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Fairfield County
Risk Verdict
Fairfield County sits below the national average for natural disaster exposure, ranking at the 73th percentile across all U.S. counties. Understanding the specific hazards behind Fairfield County's ranking helps residents prioritize where to direct emergency planning efforts.
Hazard Breakdown
Flood risk is Fairfield County's dominant natural hazard, ranked at the 82th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 72th percentile nationally. Additional tracked hazards include earthquake (57th percentile), hurricane (29th percentile), wildfire (26th percentile).
Preparedness Context
With flood ranked as the primary hazard at the 82th percentile nationally, Fairfield County households should build a go-bag that includes important documents, medications, and supplies to sustain the family for at least three days if evacuation is needed. Alongside flooding, tornado exposure at the 72th percentile means households benefit from a multi-hazard preparedness plan rather than focusing on flood alone. A waterproof container for documents (insurance policies, ID, prescriptions) and a clear household communication plan for when phone networks are congested are the two highest-value low-cost preparedness steps for Fairfield County households.
Regional Context
A composite score 17.6 points above the Ohio state average puts Fairfield County in a higher-risk category than most counties in the state.
Is your household prepared for Fairfield County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Fairfield County, OH?
What types of natural hazards affect Fairfield County?
How does Fairfield County risk compare to the Ohio average?
Is Fairfield County at risk for flooding?
How is natural disaster risk measured?
Why is Fairfield 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.