Landslide Risk in Hawaii
All Hawaii counties ranked by FEMA National Risk Index landslide score
Landslide risk — downhill movement of rock, soil, and debris on unstable slopes — is rated for 5 of 5 Hawaii counties in FEMA's National Risk Index. Honolulu County carries the state's highest landslide score at 99.6, with $4M in expected annual landslide losses.
1 Hawaii county is rated High or Very High for landslide, and expected annual losses from landslide total roughly $4M statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Landslide
| # | County | Landslide Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Honolulu County | High | 0.32 / yr | $4M | |
| 2 | Kauai County | Medium | 0.17 / yr | $166K | |
| 3 | Hawaii County | Low | 14.25 / yr | $23K | |
| 4 | Maui County | Very Low | 1.71 / yr | $2K | |
| 5 | Kalawao County | Very Low | 0.01 / yr | $1 |
5 Hawaii counties with measurable landslide risk. See the national landslide ranking or all Hawaii counties by overall risk.
Frequently Asked Questions
Which Hawaii county has the highest landslide risk?
Honolulu County has the highest FEMA landslide risk score in Hawaii at 99.6 (High), with $4M in expected annual losses and about 0.32 events per year.
How many Hawaii counties face significant landslide risk?
5 Hawaii counties record measurable landslide risk in FEMA's National Risk Index; 1 of them are rated High or Very High.