Disasters · Earthquake

M4.6 · Japan

First tracked 18 September 2026 · Last updated 19 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. Approximately 509,286 people were estimated to be exposed to the shaking.

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