Argentina/Chile
35.24 S, 70.57 W
summit elevation 4107 m
calderas
Planchón-Peteroa Volcano is located in central Chile-Argentina border. The volcano contains several overlapping calderas. Part of Planchón collapsed 11,000 years ago producing Río Teno debris avalanche, which traveled 95 km.
Peteroa contains a small steaming crater lake.
1998-99, 1991, 1967, 1962, 1960, 1959, 1938, 1937, 1889-94?, 1878, 1872?, 1869?, 1860, 1842?, 1837, 1835, 1762, 1660