Historical tsunamis · Aug 11, 2021, 5:46 PM UTC
2021 Mindanao Island, Philippines tsunami
Philippines
The tsunami of Aug 11, 2021, 5:46 PM UTC originated near Mindanao Island, Philippines (Philippines).
Key facts
- Date
- Aug 11, 2021, 5:46 PM UTC
- Cause
- Earthquake
- Magnitude
- M7.1
- Depth
- 65 km
- Maximum documented water height
- 0.05 m
- Deaths
- 1
- Observation records
- 2
- Countries affected
- 2
It was triggered by a magnitude 7.1 earthquake at a depth of 65 km.
The highest documented water height was 0.05 m (Bitung, Indonesia).
2 observation sites in 2 countries are recorded.
The database records 1 deaths.
Map of observation sites
2Each 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 | 0.05 m Bitung | — | — |
| Philippines | 1 | 0.04 m Davao | — | — |
Highest documented water heights
2 / 2Individual 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 |
|---|---|---|---|
| Bitung · North Sulawesi | 0.05 m | 581 km | Indonesia |
| Davao | 0.04 m | 142 km | Philippines |
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.