EarthquakeStrong

M5.1 earthquake - 231 km ESE of Attu Station, Alaska

Name: M5.1 earthquake - 231 km ESE of Attu Station, Alaska
Start: 2026-08-23T23:20:35.985+00:00
Location: 231 km ESE of Attu Station, Alaska

54 d ago · 23 Aug 2026, 23:20 UTC 231 km ESE of Attu Station, Alaska

What happened

A magnitude 5.1 earthquake struck 231 km ESE of Attu Station, Alaska on 23 Aug 2026, 23:20 UTC at a depth of 15 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

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