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4.9MAG

LIGHT EARTHQUAKE

113 km ENE of Kuji, Japan

USGS

A magnitude 4.9 earthquake struck 113 km ENE of Kuji, Japan on 06 Sept 2026, 05:15 UTC. The hypocentre was 40.3 km below the surface — shallow by seismological convention. 19 other earthquakes above our reporting threshold have been recorded within 250 km in the past 30 days.

Depth
40.3 km

shallow

Latitude
40.74°N

142.90°E longitude

Time
05:15 UTC

06 Sept 2026

Magnitude
M4.9

mb

EPICENTRE

View the official report

MAGNITUDE 4.9

Noticeable shaking of indoor objects. Damage is unlikely.

The scale is logarithmic: this released about 710 times the energy of a magnitude 3.0, roughly the energy of 338 tonnes of TNT.

40.3 KM DEEP

Shallow earthquakes release their energy close to the surface, so they are felt more strongly, and do more damage, than deeper earthquakes of the same magnitude.

NEARBY IN THE PAST 30 DAYS

19 earthquakes above our reporting threshold within 250 km of this one, the largest a magnitude 6.0.

OTHER RECENT EARTHQUAKES

M4.9 earthquake — Kuji, Japan · Quakewire