M6.5 earthquake near El Pedregal, Arequipa

What happened

A magnitude 6.5 earthquake struck 7 km WNW of Uñon, Peru on 18 Jun 1984, 11:20 UTC at a depth of 117 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 El Pedregal, about 80 km away in Arequipa, Peru.