[Ed. – With all the tectonic and volcanic activity lately, this makes sense. First update since 2005, according to the article.]
The U.S. Geological Survey is updating its volcano threat assessments for the first time since 2005. The danger list is topped by Hawaii’s Kilauea, which has been erupting this year. The others in the top five are Mount St. Helens and Mount Rainier in Washington, Alaska’s Redoubt Volcano and California’s Mount Shasta.
The agency says a dozen volcanoes have jumped in threat level since 2005. Twenty others dropped in threat level. …
There are 161 active U.S. volcanoes.