Disasters · Earthquake

M5.5 · Japan

First tracked 15 August 2026 · Last updated 15 August 2026

M5.5

Magnitude

40 km

Depth

2,127

Population exposed

2 thousand in MMI III

Exposure detail

An M5.5 earthquake struck the Volcano Islands region of Japan at a depth of 40 km. The USGS PAGER alert was green, with approximately 2,127 people in the estimated exposure zone. No tsunami was generated.

Sources

USGS ↗GDACS ↗

Source: USGS & GDACS · figures reported · Reviewed