M4.5 earthquake - 135 km SE of Atka, Alaska
1168 d ago · 6 Aug 2023, 22:04 UTC 135 km SE of Atka, Alaska
What happened
A magnitude 4.5 earthquake struck 135 km SE of Atka, Alaska on 6 Aug 2023, 22:04 UTC at a depth of 18 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, 11:07 UTC
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