EarthquakeStrong

M5.3 earthquake - 229 km ESE of Attu Station, Alaska

Name: M5.3 earthquake - 229 km ESE of Attu Station, Alaska
Start: 2026-03-17T16:21:37.791+00:00
Location: 229 km ESE of Attu Station, Alaska

213 d ago · 17 Mar 2026, 16:21 UTC 229 km ESE of Attu Station, Alaska

What happened

A magnitude 5.3 earthquake struck 229 km ESE of Attu Station, Alaska on 17 Mar 2026, 16:21 UTC at a depth of 10 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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