6.4
EarthquakeMajor
M6.4 earthquake - 98 km NNW of Siglufjörður, Iceland
38405 d ago · 23 Aug 1921, 20:17 UTC 98 km NNW of Siglufjörður, Iceland
What happened
A magnitude 6.4 earthquake struck 98 km NNW of Siglufjörður, Iceland on 23 Aug 1921, 20:17 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.
The nearest town in our records is Akureyri, about 160 km away in Northeast, Iceland.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
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