Lake County
Florida — Natural Disaster Risk Assessment
MediumComposite Risk Score
National percentile: 92th
Lake County faces medium composite natural disaster risk (NRI Risk Index score 91.9, 92th national percentile), driven primarily by strong wind and lightning exposure. Expected annual loss across all 18 hazard types is $102M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Strong Wind | Very High | 1.23 / yr | $7M |
| Lightning | Very High | 91.63 / yr | $2M |
| Tornado | High | 0.96 / yr | $18M |
| Wildfire | Medium | 0.01 / yr | $4M |
| Hurricane | High | 0.25 / yr | $21M |
| Riverine Flood | Medium | 0.25 / yr | $46M |
| Heat Wave | Medium | 1.89 / yr | $1M |
| Landslide | Low | 0.13 / yr | $4K |
| Cold Wave | Low | 4.12 / yr | $1M |
| Earthquake | Low | 0.00 / yr | $445K |
| Hail | Low | 2.47 / yr | $191K |
| Coastal Flood | Very Low | 0.98 / yr | $8K |
| Drought | Low | 16.25 / yr | $38K |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Ice Storm | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
| Winter Weather | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Lake County?
Lake County has a composite FEMA National Risk Index score of 91.9 out of 100, placing it in the Medium category and the 92th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Lake County?
The three highest-rated hazards are Strong Wind (Very High, $7M EAL), Lightning (Very High, $2M EAL), Tornado (High, $18M EAL). These account for most of the county's expected annual losses.
How does Lake County compare to other Florida counties?
Lake County ranks #27 of 67 Florida counties for overall natural disaster risk, with a medium 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. Lake County's $102M EAL is a statistical average, not a guarantee for any specific year or address.