M4.3 earthquake - 120 km WNW of Adak, Alaska
2277 d ago · 23 Jul 2020, 22:08 UTC 120 km WNW of Adak, Alaska
What happened
A magnitude 4.3 earthquake struck 120 km WNW of Adak, Alaska on 23 Jul 2020, 22:08 UTC at a depth of 234 km.
Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.
Timeline
First reported by USGS
17 Oct 2026, 09:53 UTC
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