M6.9 earthquake - 244 km SE of Shing?, Japan

What happened

A magnitude 6.9 earthquake struck 244 km SE of Shing?, Japan on 7 Mar 1978, 02:48 UTC at a depth of 439 km.

Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a deep earthquake; shaking at the surface is usually weak for its size.

The nearest town in our records is Kushimoto, about 236 km away in Wakayama, Japan.