World Map › Major Tsunamis Since 1900 › 2004
Historic Tsunami
2004 Indonesia Tsunami
11 November 2004 · Kepulauan Alor · Indonesia
On 11 November 2004 at 21:26 UTC, a tsunami formed near Kepulauan Alor, Indonesia. It was caused by a magnitude 7.5 earthquake. Waves reached up to 2.0 m high. It was observed at 3 locations in 2 countries or territories. It killed at least 34 people and injured 400.
- Date
- 11 November 2004
- Time
- 21:26 UTC
- Cause
- Earthquake
- Earthquake Magnitude
- 7.5
- Highest Wave
- 2.0 m
- Observation Sites
- 3
- Furthest Reach
- 89 km
- Deaths
- 34
- Injuries
- 400
- Homes Destroyed
- 781
- Source Country
- Indonesia
- Triggering Earthquake
- 2004 Alor Earthquake
Countries and Territories Reached
Number of observations, highest wave and deaths in each country.
- 2Indonesia · 2.0 m
- 1East Timor · 2.0 m
Highest Waves
- 2.0 mAlor · Indonesia · 53 km
- 2.0 mDili, Timor Island · East Timor · 89 km
Other Major Tsunamis in the Region
- 2026Flores Sea, Indonesia · 2.9 m156 deaths
- 1995Timor Sea, Indonesia · 4.0 m11 deaths
- 1992Flores Sea, Indonesia · 26.2 m2,500 deaths
- 1979Lomblen Island [lembata], Indonesia · 9.0 m1,239 deaths
- 1928Flores Sea, Indonesia · 10.0 m226 deaths
Sources: NOAA National Centers for Environmental Information, Global Historical Tsunami Database (doi:10.7289/V5PN93H7) · Natural Earth