Puyehue Volcano Eruption, Andes, Chile

1934 - March 6 - 2 - Puyehue-Cordón Caulle had an eruption
1929 - January 7 - 2 - Puyehue-Cordón Caulle had an eruption
1921 - December 13 - 3 - Cordón Caulle had a sub-plinian eruption, with a 6.2 kilometres (4 mi) high plume periodic explosions and seismicity. Ended on February 1922.
1919 - - 2 - Puyehue-Cordón Caulle had an eruption that lasted until 1920.