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M5.4 earthquake - 71 km WNW of Nikolski, Alaska

Name: M5.4 earthquake - 71 km WNW of Nikolski, Alaska
Start: 2023-05-13T20:19:47.55+00:00
Location: 71 km WNW of Nikolski, Alaska

1252 d ago · 13 May 2023, 20:19 UTC 71 km WNW of Nikolski, 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 5.4 earthquake struck 71 km WNW of Nikolski, Alaska on 13 May 2023, 20:19 UTC at a depth of 112 km.

Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.

Timeline

First reported by USGS
16 Oct 2026, 20:47 UTC

Community

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