M6.3 earthquake near Ojiya, Niigata
8028 d ago · 23 Oct 2004, 09:34 UTC 2 km NNE of Ojiya, Japan
What happened
A magnitude 6.3 earthquake struck 2 km NNE of Ojiya, Japan on 23 Oct 2004, 09:34 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 Ojiya, about 2 km away in Niigata, Japan.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
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