M6.1 earthquake - 99 km SSE of Old Harbor, Alaska
22827 d ago · 17 Apr 1964, 04:49 UTC 99 km SSE of Old Harbor, Alaska
What happened
A magnitude 6.1 earthquake struck 99 km SSE of Old Harbor, Alaska on 17 Apr 1964, 04:49 UTC at a depth of 10 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
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