EarthquakeModerate

M4.2 earthquake - 89 km W of Adak, Alaska

Name: M4.2 earthquake - 89 km W of Adak, Alaska
Start: 2020-01-23T06:45:36.06+00:00
Location: 89 km W of Adak, Alaska

2460 d ago · 23 Jan 2020, 06:45 UTC 89 km W of Adak, Alaska

What happened

A magnitude 4.2 earthquake struck 89 km W of Adak, Alaska on 23 Jan 2020, 06:45 UTC at a depth of 10 km.

Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was a shallow earthquake, which tends to be felt more strongly at the surface.

Timeline

First reported by USGS
17 Oct 2026, 09:41 UTC

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