M4.0 earthquake - 68 km SSW of Unalaska, Alaska
2089 d ago · 27 Jan 2021, 19:29 UTC 68 km SSW of Unalaska, Alaska
What happened
A magnitude 4 earthquake struck 68 km SSW of Unalaska, Alaska on 27 Jan 2021, 19:29 UTC at a depth of 59 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, 10:05 UTC
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