5.5
EarthquakeStrong
M5.5 earthquake - 256 km ESE of Chiniak, Alaska
3188 d ago · 24 Jan 2018, 00:04 UTC 256 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 5.5 earthquake struck 256 km ESE of Chiniak, Alaska on 24 Jan 2018, 00:04 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
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