Hawaii earthquake risk
Hawaii County has the highest earthquake risk in Hawaii, scoring 99.1 out of 100 — rated "Relatively High" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
|---|---|---|---|
| 1 | Hawaii County | 99.1 | Relatively High |
| 2 | Honolulu County | 98.6 | Relatively High |
| 3 | Maui County | 97.1 | Relatively Moderate |
| 4 | Kauai County | 42.8 | Very Low |
| 5 | Kalawao County | 26.5 | Very Low |
Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.
Earthquake risk nationally:
Other hazard risks in Hawaii:
Frequently asked questions
What is the highest earthquake risk county in Hawaii?
Hawaii County, HI has the highest earthquake risk in Hawaii, with a FEMA National Risk Index score of 99.1 out of 100 (rated "Relatively High").
What causes earthquake risk in Hawaii?
Earthquake risk reflects expected annual losses from ground shaking. High scores concentrate in California, the Pacific Northwest, Alaska, and the New Madrid Seismic Zone (spanning Missouri, Arkansas, Tennessee, and neighboring states). NOAA's Storm Events Database does not track earthquakes, so recorded event counts are not shown.