Tsunamis

Tsunamis of United States

288 events with their source in United States

Every tsunami NOAA records that began in or off United States, oldest to newest.

United States’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
288
Probable or definite
135
Deaths counted
1,221

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.