4.5
EarthquakeStrongPAGER: green
M4.5 earthquake - 74 km SSW of Kaktovik, Alaska
2988 d ago · 12 Aug 2018, 22:00 UTC 74 km SSW of Kaktovik, 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 4.5 earthquake struck 74 km SSW of Kaktovik, Alaska on 12 Aug 2018, 22:00 UTC at a depth of 16 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, 09:05 UTC
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