EarthquakeMajor

M6.5 earthquake - 280 km W of Adak, Alaska

Name: M6.5 earthquake - 280 km W of Adak, Alaska
Start: 1930-05-20T11:15:00.83+00:00
Location: 280 km W of Adak, Alaska

35213 d ago · 20 May 1930, 11:15 UTC 280 km W of Adak, Alaska

What happened

A magnitude 6.5 earthquake struck 280 km W of Adak, Alaska on 20 May 1930, 11:15 UTC at a depth of 25 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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