Earthquake

M 4.8 earthquake, 112 km S of Koshima, Japan

Source: USGS event page

Origin time: 2026-10-03 06:05 UTC

Magnitude: M 4.8 (mb)
Depth: 37 km

Reviewed by a USGS seismologist

What this tells you

Magnitude measures quake size. It does not confirm injuries or damage.

Nearest indexed city: Kanoya, Japan · 240 km

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Citation & source notes

Origin time: 2026-10-03 06:05 UTC
Agency revision: 2026-10-03 06:25 UTC
Retrieved by this site: 2026-10-11 19:48 UTC

Published facts in your selected timezone, with original source links. Check the agency for revisions.

Attributed summary

M 4.8 earthquake, 112 km S of Koshima, Japan
37 km deep
Reviewed by a USGS seismologist
Origin time: 2026-10-03 06:05 UTC
Agency revision: 2026-10-03 06:25 UTC
Retrieved by this site: 2026-10-11 19:48 UTC

Sources:
USGS: https://earthquake.usgs.gov/earthquakes/eventpage/us6000tzb5

Natural Disaster Map: https://naturaldisastermap.com/event/q-us6000tzb5
Snapshot of published information; agencies may revise it. Check the official source for updates.
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Also tracking near this reference point: Fukuoka (490 km)

Agency measurements and details

Magnitude: M 4.8 (mb)
Depth: 37 km
Origin time: 2026-10-03 06:05 UTC
Status: Reviewed by USGS

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