M4.0 earthquake - 106 km NNW of Nikolski, Alaska
3011 d ago · 20 Jul 2018, 18:12 UTC 106 km NNW of Nikolski, Alaska
What happened
A magnitude 4 earthquake struck 106 km NNW of Nikolski, Alaska on 20 Jul 2018, 18:12 UTC at a depth of 225 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, 09:05 UTC
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