Columbia County
Georgia — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 77th
Columbia County faces low composite natural disaster risk (NRI Risk Index score 76.8, 77th national percentile), driven primarily by tornado and ice storm exposure. Expected annual loss across all 18 hazard types is $52M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Tornado | Medium | 0.17 / yr | $8M |
| Ice Storm | High | 0.98 / yr | $791K |
| Riverine Flood | Medium | 0.93 / yr | $31M |
| Earthquake | Low | 0.00 / yr | $3M |
| Hurricane | Low | 0.06 / yr | $3M |
| Heat Wave | Low | 3.95 / yr | $2M |
| Strong Wind | Medium | 3.15 / yr | $1M |
| Lightning | Medium | 60.06 / yr | $680K |
| Hail | Low | 2.67 / yr | $648K |
| Wildfire | Low | 0.00 / yr | $171K |
| Cold Wave | Low | 0.21 / yr | $2M |
| Landslide | Very Low | 0.20 / yr | $671 |
| Winter Weather | Low | 1.68 / yr | $51K |
| Drought | Very Low | 48.19 / yr | $23K |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Coastal Flood | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Columbia County?
Columbia County has a composite FEMA National Risk Index score of 76.8 out of 100, placing it in the Low category and the 77th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Columbia County?
The three highest-rated hazards are Tornado (Medium, $8M EAL), Ice Storm (High, $791K EAL), Riverine Flood (Medium, $31M EAL). These account for most of the county's expected annual losses.
How does Columbia County compare to other Georgia counties?
Columbia County ranks #19 of 159 Georgia counties for overall natural disaster risk, with a low rating.
What does Expected Annual Loss (EAL) mean?
EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Columbia County's $52M EAL is a statistical average, not a guarantee for any specific year or address.