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5.5
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M5.5 earthquake - 228 km SE of Chiniak, Alaska

3188 d ago · 23 Jan 2018, 11:47 UTC 228 km SE of Chiniak, Alaska

What happened

A magnitude 5.5 earthquake struck 228 km SE of Chiniak, Alaska on 23 Jan 2018, 11:47 UTC at a depth of 33 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

  1. First reported by USGS

    16 Oct 2026, 20:47 UTC

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