Maui County
Hawaii — Natural Disaster Risk Assessment
MediumComposite Risk Score
National percentile: 93th
Maui County faces medium composite natural disaster risk (NRI Risk Index score 93.1, 93th national percentile), driven primarily by volcanic activity and earthquake exposure. Expected annual loss across all 18 hazard types is $132M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Top Hazards
All 18 Hazard Risks
| Volcanic Activity | High | 0.00 / yr | $2M |
| Earthquake | Medium | 0.04 / yr | $33M |
| Wildfire | Medium | 0.00 / yr | $4M |
| Riverine Flood | High | 4.32 / yr | $59M |
| Lightning | High | 55.83 / yr | $2M |
| Tsunami | High | 0.66 / yr | $31M |
| Hurricane | Low | 0.05 / yr | $553K |
| Landslide | Very Low | 1.71 / yr | $2K |
| Coastal Flood | Low | 0.75 / yr | $246K |
| Drought | Very Low | 44.81 / yr | $3K |
| Tornado | Very Low | 0.02 / yr | $25K |
| Ice Storm | Very Low | 0.00 / yr | $1K |
| Hail | Very Low | 0.01 / yr | $3K |
| Winter Weather | Very Low | 0.05 / yr | $168 |
| Strong Wind | Very Low | 0.00 / yr | $3K |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Cold Wave | Very Low | 0.00 / yr | $0 |
| Heat Wave | Very Low | 0.00 / yr | $0 |
Frequently Asked Questions
What is the overall natural disaster risk for Maui County?
Maui County has a composite FEMA National Risk Index score of 93.1 out of 100, placing it in the Medium category and the 93th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Maui County?
The three highest-rated hazards are Volcanic Activity (High, $2M EAL), Earthquake (Medium, $33M EAL), Wildfire (Medium, $4M EAL). These account for most of the county's expected annual losses.
How does Maui County compare to other Hawaii counties?
Maui County ranks #3 of 5 Hawaii 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. Maui County's $132M EAL is a statistical average, not a guarantee for any specific year or address.