M4.2 earthquake - 25 km NNE of Karluk, Alaska
3405 d ago · 21 Jun 2017, 17:44 UTC 25 km NNE of Karluk, 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 4.2 earthquake struck 25 km NNE of Karluk, Alaska on 21 Jun 2017, 17:44 UTC at a depth of 56 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, 08:39 UTC
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