Disasters · Earthquake

M4.6 · Japan

First tracked 18 September 2026 · Last updated 18 September 2026

M4.6

Magnitude

54 km

Depth

509,286

Population exposed

510 thousand in MMI IV

Exposure detail

An M4.6 earthquake occurred 20 km ESE of Tsunō, Japan, at a depth of 54 km. The estimated population exposure was 509,286.

Sources

Coverage

News coverage via The GDELT Project · not a source for this event’s data

Coverage not checked yet.

Source: USGS & GDACS · figures reported · Reviewed