Mount Adams, known by some Native American tribes as Pahto or Klickitat, is a potentially active stratovolcano in the Cascade Range. Although Adams has not erupted in more than 1,000 years, it is not considered extinct. It is the second-highest mountain in the U.S. state of Washington, after Mount Rainier.

Elevation: 12,281 feet

Prominence: 8,116 feet

Coordinates: 46.202412, -121.490895

Last Eruption: 940 CE

Nearest City:

Range: Mount Adams is part of the Cascade Volcanic Arc

Summits: Adams

First Climbed: 1854 by A. G. Aiken and party

Easiest Route: South Climb Trail #183

Age: 520,000 year old