Alaska's Volcanoes

Alaska contains over 100 volcanoes and volcanic fields volcanoes and volcanic fields which have been active within the last two million years. Over 40 of these have been active in historic time. These volcanoes make up about 80% of all active volcanoes in the United States and 8% of all active above-water volcanoes on earth. Alaskan volcanoes are monitored by the Alaska Volcano Observatory.


Alaska's Volcanoes