6.4
EarthquakeMajor
M6.4 earthquake - Pacific-Antarctic Ridge
31681 d ago · 20 Jan 1940, 09:58 UTC Pacific-Antarctic Ridge
What happened
A magnitude 6.4 earthquake struck Pacific-Antarctic Ridge on 20 Jan 1940, 09:58 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
Community
Did you feel it?
Nearby in the last 30 days
No other events recorded within about 300 km in the last 30 days.