World Map › Major Tsunamis Since 1900 › 1983
Historic Tsunami
1983 Costa Rica Tsunami
3 April 1983 · Costa Rica
On 3 April 1983 at 02:50 UTC, a tsunami formed near Costa Rica. It was caused by a magnitude 7.5 earthquake. Waves reached up to 0.1 m high. It was observed at 3 locations. It killed at least 6 people.
- Date
- 3 April 1983
- Time
- 02:50 UTC
- Cause
- Earthquake
- Earthquake Magnitude
- 7.5
- Highest Wave
- 0.1 m
- Observation Sites
- 3
- Furthest Reach
- 144 km
- Deaths
- 6
- Estimated Damage
- 1 million US dollars
- Source Country
- Costa Rica
- Triggering Earthquake
- M 7.5, 1983
Highest Waves
- 0.1 mQuepos · Costa Rica · 144 km
Other Major Tsunamis in the Region
- 2012Costa Rica · 0.2 m2 deaths
- 1991Limon, Pandora, Costa Rica · 3.0 m90 deaths
- 1950Costa Rica-Nicaragua, Nicaragua · 2.0 m
- 1941Costa Rica-Panama, Costa Rica · 0.2 m6 deaths
Sources: NOAA National Centers for Environmental Information, Global Historical Tsunami Database (doi:10.7289/V5PN93H7) · Natural Earth