Historical tsunamis · Jul 27, 2015, 4:49 AM UTC
2015 Fox Islands, Aleutian Islands, Ak tsunami
United States
The tsunami of Jul 27, 2015, 4:49 AM UTC originated near Fox Islands, Aleutian Islands, Ak (United States).
Key facts
- Date
- Jul 27, 2015, 4:49 AM UTC
- Cause
- Earthquake
- Magnitude
- M6.9
- Depth
- 29 km
- Maximum documented water height
- 0.08 m
- Observation records
- 2
- Countries affected
- 1
It was triggered by a magnitude 6.9 earthquake at a depth of 29 km.
The highest documented water height was 0.08 m (Nikolski, Ak, United States).
2 observation sites in 1 countries are recorded.
Map of observation sites
2Each 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) · Jul 27, 2015, 4:49 AM UTC
- 0:48 hUnited States · Nikolski, Ak · 0.08 m
2 places with a documented arrival time
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| United States | 2 | 0.08 m Nikolski, Ak | — | 0:48 h |
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 |
|---|---|---|---|
| Nikolski, Ak · Ak | 0.08 m | 74 km | United States |
| Atka Island, Ak · Ak | 0.04 m | 323 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.