Disasters · Earthquake

M4.6 · Japan

First tracked 12 August 2026 · Last updated 12 August 2026

M4.6

Magnitude

10 km

Depth

10,571

Population exposed

10 thousand in MMI V

Exposure detail

An M4.6 earthquake struck 15 km WSW of Honmachi, Japan, at a depth of 10 km. Approximately 10,571 people were exposed to shaking in the area. No tsunami was generated.

Sources

USGS ↗GDACS ↗

Source: USGS & GDACS · figures reported · Reviewed