Historical tsunamis · Sep 2, 2011, 10:55 AM UTC
2011 Fox Islands, Aleutian Islands, Ak tsunami
United States
The tsunami of Sep 2, 2011, 10:55 AM UTC originated near Fox Islands, Aleutian Islands, Ak (United States).
Key facts
- Date
- Sep 2, 2011, 10:55 AM UTC
- Cause
- Earthquake
- Magnitude
- M6.8
- Depth
- 32 km
- Maximum documented water height
- 0.06 m
- Observation records
- 1
- Countries affected
- 1
It was triggered by a magnitude 6.8 earthquake at a depth of 32 km.
The highest documented water height was 0.06 m (Atka Island, Ak, United States).
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.
Tsunami arrival times
Documented arrival times from the NOAA/NCEI database, showing the earliest recorded location per country. Coverage is incomplete: a country without an entry was not necessarily spared.
- 0:00 hEarthquake (origin) · Sep 2, 2011, 10:55 AM UTC
- 0:26 hUnited States · Atka Island, Ak · 0.06 m
1 places with a documented arrival time
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| United States | 1 | 0.06 m Atka Island, Ak | — | 0:26 h |
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 |
|---|---|---|---|
| Atka Island, Ak · Ak | 0.06 m | 169 km | United States |
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.