Historical tsunamis · Mar 12, 1983, 1:36 AM UTC
1983 Banda Sea tsunami
Indonesia
The tsunami of Mar 12, 1983, 1:36 AM UTC originated near Banda Sea (Indonesia).
Key facts
- Date
- Mar 12, 1983, 1:36 AM UTC
- Cause
- Earthquake
- Magnitude
- M6.9
- Depth
- 17 km
- Maximum documented water height
- 3.00 m
- Observation records
- 1
- Countries affected
- 1
It was triggered by a magnitude 6.9 earthquake at a depth of 17 km.
The highest documented water height was 3.00 m (Indonesia: Seram Island, Indonesia).
1 observation sites in 1 countries are recorded.
Map of observation sites
1Each dot is a documented observation site; colour and size show the observed water height. The triangle marks the source.
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| Indonesia | 1 | 3.00 m Indonesia: Seram Island | — | — |
Highest documented water heights
1 / 1Individual documented observations for this event. Heights come from different measurement types and sources; not every location has a measured height.
| Location / station | Observed height | Distance from source | Country |
|---|---|---|---|
| Indonesia: Seram Island · Maluku | 3.00 m | 52 km | Indonesia |
More tsunamis
Source: NOAA National Centers for Environmental Information (NCEI), Global Historical Tsunami Database. Confirmed events only. Deaths and damage are database estimates; older records are incomplete. Water heights come from different types of observation.