Magnitude 5.1 earthquake reported in northeastern Chiba Prefecture
A magnitude 5.1 earthquake occurred in northeastern Chiba Prefecture at 21:27 on 1 October, according to the Japan Meteorological Agency. Tremors were felt in Tokyo, with the focal depth reported at 50 kilometres, and no tsunami was expected. Initial reports did not immediately confirm whether there were any casualties or structural damage.
Corrections and updates
No published correction or update is recorded. This does not reconstruct changes made before correction records were kept.
Cite this record
Global Event Monitor. Magnitude 5.1 earthquake reported in northeastern Chiba Prefecture. 2026-10-01T13:57:18.884Z. Status: published. urn:global-events-monitor:event:4261. https://global.eventmonitor.net/event/2026-10-01/5-1-bd5f8b20
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