M6.3 earthquake - 172 km SSW of Emiliano Zapata, Mexico

What happened

A magnitude 6.3 earthquake struck 172 km SSW of Emiliano Zapata, Mexico on 1 Jan 1991, 00:06 UTC at a depth of 35 km.

Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a shallow earthquake, which tends to be felt more strongly at the surface.

The nearest town in our records is Cihuatlán, about 187 km away in Jalisco, Mexico.