M6.3 earthquake near Santiago del Estero, Santiago del Estero

What happened

A magnitude 6.3 earthquake struck 41 km S of El Hoyo, Argentina on 9 Dec 1964, 13:35 UTC at a depth of 583 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 Santiago del Estero, about 111 km away in Santiago del Estero, Argentina.