6.3
EarthquakeMajor
M6.3 earthquake - 99 km SSW of Atka, Alaska
14772 d ago · 7 May 1986, 20:43 UTC 99 km SSW of Atka, Alaska
What happened
A magnitude 6.3 earthquake struck 99 km SSW of Atka, Alaska on 7 May 1986, 20:43 UTC at a depth of 22 km.
Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a shallow earthquake, which tends to be felt more strongly at the surface.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
Community
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