M7.3 earthquake - 130 km W of Puerto Nariño, Colombia

What happened

A magnitude 7.3 earthquake struck 130 km W of Puerto Nariño, Colombia on 18 Dec 1921, 15:29 UTC at a depth of 540 km.

Earthquakes of this size are classed as Major. Can cause serious damage over large areas. This was a deep earthquake; shaking at the surface is usually weak for its size.

The nearest town in our records is Atalaia do Norte, about 156 km away in Amazonas, Brazil.