The volcanoes in Chile are monitored by the National Geology and Mining Service ( SERNAGEOMIN ) Earthquake activity in Chile is related to subduction of the Nazca Plate to the east . Chile notably holds the record for the largest earthquake ever recorded , the 1960 Valdivia earthquake . Villarrica , one of Chile 's most active volcanoes , rises above Villarrica Lake and the town of Villarrica . It is the westernmost of three large stratovolcanoes that trend perpendicular to the Andean chain . A 6-km-wide caldera formed during the late Pleistocene , more than 0.9 million years ago
1960 Valdivia earthquake
1960 Valdivia earthquake
Ring of Fire