M7.1 earthquake near Rioja, San Martín Department

What happened

A magnitude 7.1 earthquake struck 11 km NE of Rioja, Peru on 5 Apr 1991, 04:19 UTC at a depth of 20 km.

Earthquakes of this size are classed as Major. Can cause serious damage over large areas. This was a shallow earthquake, which tends to be felt more strongly at the surface.

The nearest town in our records is Rioja, about 12 km away in San Martín Department, Peru.