Tsunamis

Tsunamis of Costa Rica

19 events with their source in Costa Rica

Every tsunami NOAA records that began in or off Costa Rica, oldest to newest.

Costa Rica’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
19
Probable or definite
15
Deaths counted
104

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.