M6.2 earthquake - 289 km E of Poronaysk, Russia

What happened

A magnitude 6.2 earthquake struck 289 km E of Poronaysk, Russia on 21 Aug 1972, 06:23 UTC at a depth of 587 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 Poronaysk, about 290 km away in Sakhalin Oblast, Russia.