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4.6
EarthquakeStrong

M4.6 earthquake - 271 km ESE of Chiniak, Alaska

3175 d ago · 6 Feb 2018, 15:16 UTC 271 km ESE of Chiniak, 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 4.6 earthquake struck 271 km ESE of Chiniak, Alaska on 6 Feb 2018, 15:16 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

  1. First reported by USGS

    17 Oct 2026, 08:53 UTC

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