4.8
EarthquakeStrong
M4.8 earthquake - 79 km SW of Kaktovik, Alaska
2951 d ago · 18 Sept 2018, 12:40 UTC 79 km SW 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 4.8 earthquake struck 79 km SW of Kaktovik, Alaska on 18 Sept 2018, 12:40 UTC at a depth of 5 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, 09:07 UTC
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