M6.6 earthquake - 227 km ESE of Ishinomaki, Japan
42942 d ago · 22 Mar 1909, 20:03 UTC 227 km ESE of Ishinomaki, Japan
What happened
A magnitude 6.6 earthquake struck 227 km ESE of Ishinomaki, Japan on 22 Mar 1909, 20:03 UTC at a depth of 15 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 Ishinomaki, about 228 km away in Miyagi, Japan.
Timeline
First reported by USGS
16 Oct 2026, 20:46 UTC
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