M4.2 earthquake - 139 km WSW of Adak, Alaska
3449 d ago · 9 May 2017, 00:54 UTC 139 km WSW of Adak, Alaska
What happened
A magnitude 4.2 earthquake struck 139 km WSW of Adak, Alaska on 9 May 2017, 00:54 UTC at a depth of 10 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, 08:35 UTC
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