FEMA rates relative tsunami risk for Honolulu County as very high and reports FEMA annualized frequency of 0.030 per year for the area.
FEMA summary
FEMA's profile for Honolulu County reports FEMA annualized frequency of 0.030 per year for tsunami. FEMA's relative risk rating for the area is very high; the annualized frequency is a separate measure.
Hazard metrics cover FEMA county-equivalent geographies rather than individual addresses or parcels. Use local or state hazard maps before making a property, insurance, retrofit, or evacuation decision.
Select a hazard to inspect FEMA's figures for Honolulu County.
Tsunami
FEMA combines its area-wide loss estimate and community data in this relative rating. Event frequency appears separately below.
Relative FEMA score
100.0/100
Occurrence thresholds vary by hazard. The FEMA methodology defines the value for each hazard.
The area loss estimate combines FEMA's modeled losses to buildings, population, and agriculture across Honolulu County. It is not an estimate for a home or address.
City risk summary
For Kailua, FEMA rates tsunami risk for Honolulu County as very high, with a relative score of 100.0/100. The next highest relative scores are wildfire at 99.0/100 and earthquake at 97.6/100.
Using FEMA data for Honolulu County, Kailua is tied #1 among 2 covered Hawaii entries for tsunami risk; 2 entries share that score. Honolulu is about 8.1 straight-line miles from the Kailua map point and uses the same FEMA geography.
For homeowners and movers
Preparedness actions
Living in Kailua? Learn how to handle water storage, sanitation, and security in a small space.
The map shows Kailua. All FEMA figures on this page cover Honolulu County.
The FEMA figures cover Honolulu County. Address-level conditions require local maps, building records, and property details.
FEMA rates relative tsunami risk for Honolulu County as very high. Its FEMA annualized frequency is 0.030 per year. Damage at a specific address also depends on the building, soil, elevation, and exact hazard zone.
Among 2 Hawaii cities covered by this directory, Kailua is Tied #1 for relative tsunami risk based on FEMA's score for Honolulu County. 2 covered cities share this rank because they use the same FEMA geography. Homes within Kailua can have different soil, elevation, construction, and hazard-zone conditions.
In FEMA's data for Honolulu County, the highest relative ratings are Tsunami (Very High), Wildfire (Relatively High), and Earthquake (Relatively Moderate). FEMA uses estimated losses and community data along with event frequency when assigning these ratings.
The hazard numbers cover Honolulu County. For an individual home, check local fault, flood, fire, evacuation, and building records for the exact address.
FEMA gives Honolulu County an overall relative risk rating of relatively moderate. Conditions at a specific home depend on its hazard zones, building type, maintenance, insurance, and access to evacuation routes and emergency services.
Start with this step: Confirm the exact hazard using official local maps before making property or insurance decisions. Know how local officials issue warnings and evacuation instructions. Use Ready.gov Be Informed and local emergency guidance for a complete plan.
Distances are measured between city coordinates.
| City | Distance | Tsunami rating | Relative score |
|---|---|---|---|
| Honolulu, HI | 8 mi | Very High | 100.0 |
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View productHazard metrics come from FEMA National Risk Index v1.19.0 (March 2023). City population and coordinates come from SimpleMaps US Cities Database. For current conditions, use official local maps, warnings, inspections, and professional advice.