Volcano number:328010
Region:Canada and Western USA
Country:United States
Geodetic measurements?No
Deformation observation?
Measurement method(s):No measurements
Duration of observation:
Inferred cause of deformation:
Characteristics of deformation:
Reference:U.S. Geological Survey Volcano Hazards Program
Location:-107.035, 39.661

Quarry in the foreground is cut into basaltic tephra deposits on the rim of Dotsero maar. Source L. Siebert, Smithsonian Institution