M6.0 earthquake near Aparri, Cagayan Valley

What happened

A magnitude 6 earthquake struck 41 km NW of San Vicente, Philippines on 6 Jan 1978, 04:41 UTC at a depth of 33 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 Aparri, about 55 km away in Cagayan Valley, Philippines.