M6.4 earthquake - 223 km ESE of Attu Station, Alaska
226 d ago · 4 Mar 2026, 17:54 UTC 223 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 6.4 earthquake struck 223 km ESE of Attu Station, Alaska on 4 Mar 2026, 17:54 UTC at a depth of 10 km.
Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a shallow earthquake, which tends to be felt more strongly at the surface.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
Community
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