Davidson County
Tennessee — Natural Disaster Risk Assessment
HighComposite Risk Score
National percentile: 97th
Davidson County faces high composite natural disaster risk (NRI Risk Index score 97.2, 97th national percentile), driven primarily by earthquake and riverine flood exposure. Expected annual loss across all 18 hazard types is $262M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Earthquake | High | 0.00 / yr | $58M |
| Riverine Flood | High | 3.79 / yr | $160M |
| Tornado | High | 0.43 / yr | $24M |
| Strong Wind | High | 5.97 / yr | $4M |
| Heat Wave | Medium | 4.79 / yr | $6M |
| Cold Wave | High | 1.21 / yr | $8M |
| Hail | Medium | 3.30 / yr | $1M |
| Winter Weather | Medium | 5.47 / yr | $233K |
| Ice Storm | Medium | 0.69 / yr | $417K |
| Landslide | Low | 0.83 / yr | $5K |
| Wildfire | Very Low | 0.00 / yr | $72K |
| Lightning | Low | 58.62 / yr | $271K |
| Hurricane | Very Low | 0.01 / yr | $107K |
| Drought | Very Low | 5.07 / yr | $16K |
| 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 Davidson County?
Davidson County has a composite FEMA National Risk Index score of 97.2 out of 100, placing it in the High category and the 97th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Davidson County?
The three highest-rated hazards are Earthquake (High, $58M EAL), Riverine Flood (High, $160M EAL), Tornado (High, $24M EAL). These account for most of the county's expected annual losses.
How does Davidson County compare to other Tennessee counties?
Davidson County ranks #2 of 95 Tennessee counties for overall natural disaster risk, with a high 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. Davidson County's $262M EAL is a statistical average, not a guarantee for any specific year or address.