Tattnall County
Georgia — Natural Disaster Risk Assessment
LowComposite Risk Score
National percentile: 68th
Tattnall County faces low composite natural disaster risk (NRI Risk Index score 68.4, 68th national percentile), driven primarily by hurricane and drought exposure. Expected annual loss across all 18 hazard types is $20M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Hurricane | High | 0.27 / yr | $12M |
| Drought | Medium | 22.65 / yr | $1M |
| Lightning | Medium | 69.24 / yr | $535K |
| Earthquake | Low | 0.00 / yr | $631K |
| Heat Wave | Low | 7.79 / yr | $492K |
| Wildfire | Very Low | 0.00 / yr | $76K |
| Tornado | Low | 0.22 / yr | $986K |
| Cold Wave | Low | 0.53 / yr | $463K |
| Riverine Flood | Low | 0.39 / yr | $3M |
| Hail | Low | 2.24 / yr | $110K |
| Ice Storm | Very Low | 0.15 / yr | $18K |
| Strong Wind | Low | 1.39 / yr | $180K |
| Winter Weather | Very Low | 0.63 / yr | $9K |
| Landslide | Very Low | 0.08 / yr | $25 |
| 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 Tattnall County?
Tattnall County has a composite FEMA National Risk Index score of 68.4 out of 100, placing it in the Low category and the 68th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Tattnall County?
The three highest-rated hazards are Hurricane (High, $12M EAL), Drought (Medium, $1M EAL), Lightning (Medium, $535K EAL). These account for most of the county's expected annual losses.
How does Tattnall County compare to other Georgia counties?
Tattnall County ranks #28 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. Tattnall County's $20M EAL is a statistical average, not a guarantee for any specific year or address.