M5.6 earthquake - 262 km ESE of Attu Station, Alaska
3840 d ago · 11 Apr 2016, 20:10 UTC 262 km ESE of Attu Station, Alaska
A tsunami flag was raised for this event. This does not mean a tsunami occurred. Always follow official tsunami warning centres and local authorities.
What happened
A magnitude 5.6 earthquake struck 262 km ESE of Attu Station, Alaska on 11 Apr 2016, 20:10 UTC at a depth of 23 km.
Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was a shallow earthquake, which tends to be felt more strongly at the surface.
Timeline
First reported by USGS
16 Oct 2026, 20:47 UTC
Community
Did you feel it?
Nearby in the last 30 days
- 2.5
M2.5 earthquake - Rat Islands, Aleutian Islands, Alaska
56 km deep
Light - 2.6
M2.6 earthquake - 294 km W of Adak, Alaska
65 km deep
Light - 3.9
M3.9 earthquake - 294 km ESE of Attu Station, Alaska
8 km deep
Light - 2.8
M2.8 earthquake - Rat Islands, Aleutian Islands, Alaska
7 km deep
Light - 3.4
M3.4 earthquake - Rat Islands, Aleutian Islands, Alaska
27 km deep
Light - 3.1
M3.1 earthquake - Rat Islands, Aleutian Islands, Alaska
17 km deep
Light - 4.6
M4.6 earthquake - 194 km SE of Attu Station, Alaska
10 km deep
Moderate - 3.2
M3.2 earthquake - Rat Islands, Aleutian Islands, Alaska
13 km deep
Light - 4.4
M4.4 earthquake - 275 km W of Adak, Alaska
95 km deep
Moderate - 4.6
M4.6 earthquake - Rat Islands, Aleutian Islands, Alaska
43 km deep
Moderate