Gallia County Disaster Risk
Gallia County, Ohio
FEMA Risk Rating
Relatively Low
National Percentile
48th
of 3,144 counties
State Rank
#54
of 88 (1 = highest risk)
Flood Risk
68th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Relatively Low
Higher than 68% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Very Low
Higher than 35% of US counties
Tornado
Tornado and severe thunderstorm risk
Very Low
Higher than 26% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively Low
Higher than 43% of US counties
Hurricane
Tropical cyclone and hurricane risk
Relatively Low
Higher than 48% of US counties
Risk Overview
About Natural Disaster Risk in Gallia County, Ohio
Gallia County sits near national risk average
Gallia County's composite risk score of 48.31 falls slightly below the typical U.S. county profile, indicating relatively low but not exceptional protection. The county experiences a balanced mix of hazard exposures with no single catastrophic risk dominating.
Below-average risk for Ohio
At 48.31, Gallia County scores comfortably below Ohio's state average of 55.03, positioning it as a safer-than-typical Ohio location. The county's southern Appalachian setting influences its specific hazard profile.
Similar risk to neighboring counties
Gallia County's 48.31 score aligns with nearby counties like Pike and Jackson, which also fall in the 45–55 range. Its flood risk (67.59) moderately exceeds state averages, reflecting proximity to the Ohio River and tributary systems.
River flooding represents the primary hazard
Flood risk reaches 67.59 in Gallia County, the most significant natural hazard residents face, driven by proximity to the Ohio River and creek systems. Earthquake risk (43.32) and hurricane risk (47.89) pose secondary but meaningful threats, while tornado risk remains relatively moderate at 26.11.
Flood insurance is strongly recommended
Given Gallia County's elevated flood risk of 67.59, residents in flood-prone areas should obtain standalone flood insurance, which is not included in standard homeowners policies. Maintaining proper drainage around your home and knowing your local evacuation routes provides additional protection against seasonal river rises.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Gallia County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Gallia County
Risk Verdict
Gallia County has a below-average natural disaster risk profile, scoring at the 48th percentile nationally under FEMA's National Risk Index. Even at the 48th percentile, Gallia County's composite score reflects real hazard exposure categories — knowing which ones apply locally enables targeted, efficient household preparedness.
Hazard Breakdown
Flood risk is Gallia County's dominant natural hazard, ranked at the 68th percentile nationally under FEMA's National Risk Index. Hurricane ranks second at the 48th percentile nationally. Additional tracked hazards include earthquake (43th percentile), wildfire (35th percentile), tornado (26th percentile).
Preparedness Context
Gallia County's top natural hazard is flood risk, ranked at the 68th percentile nationally. Homeowners here should confirm whether they are in a FEMA-designated flood zone and check if standard homeowners insurance covers flood damage — it typically does not. Secondary hurricane exposure at the 48th percentile adds a second preparedness layer; households should review coverage options and alert sign-up for both hazard types. For most Gallia County households, the highest-return preparedness step is storing critical documents in digital cloud backup combined with a pre-designated family meeting point if communication is disrupted.
Regional Context
The Ohio county average exceeds Gallia County's score by 6.7 composite points — placing this county in the lower-risk tier relative to its in-state peers.
Is your household prepared for Gallia County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Gallia County, OH?
What types of natural hazards affect Gallia County?
How does Gallia County risk compare to the Ohio average?
Is Gallia County at risk for flooding?
How is natural disaster risk measured?
Is Gallia County a safe place to live?
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.