M6.3 earthquake - 191 km N of Hirara, Japan

What happened

A magnitude 6.3 earthquake struck 191 km N of Hirara, Japan on 18 Sept 2023, 13:21 UTC at a depth of 176 km.

Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.

The nearest town in our records is Hirara, about 192 km away in Okinawa, Japan.