Tsunamis

Tsunamis of US Territories

27 events with their source in US Territories

Every tsunami NOAA records that began in or off US Territories, oldest to newest.

US Territories’s tsunamis on the map

At the source, colored by the highest water recorded. A ring is an event NCEI rates doubtful or questionable.

  • Under 1 m
  • 1 to 3 m
  • 3 to 10 m
  • 10 to 30 m
  • 30 m and more
  • Height not recorded

The record

Events
27
Probable or definite
13
Deaths counted
175

The deadliest

Every event

Newest first.

By country

Sources

Tsunami events and runups from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24.