6.7
EarthquakeMajor
M6.7 earthquake - 221 km WSW of Adak, Alaska
26051 d ago · 20 Jun 1955, 12:07 UTC 221 km WSW of Adak, Alaska
What happened
A magnitude 6.7 earthquake struck 221 km WSW of Adak, Alaska on 20 Jun 1955, 12:07 UTC at a depth of 30 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
Did you feel it?
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