M4.1 earthquake near Ryōgoku, Chiba
1105 d ago · 8 Oct 2023, 10:49 UTC 4 km WNW of Shibayama, Japan
What happened
A magnitude 4.1 earthquake struck 4 km WNW of Shibayama, Japan on 8 Oct 2023, 10:49 UTC at a depth of 64 km.
Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was a shallow earthquake, which tends to be felt more strongly at the surface.
The nearest town in our records is Ryōgoku, about 3 km away in Chiba, Japan.
Timeline
First reported by USGS
17 Oct 2026, 11:11 UTC
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