PORTLAND, Ore. (KOIN) — During the month of September, Mt. Adams has recorded nearly six times the amount of earthquakes typically recorded in an entire year. Earthquake activity around Mt. Adams ...

Mount Adams, seen here from Mount Saint Helens, is the largest volcano by volume in the Cascade Range. (John Pallister/U.S. Geological Survey) Six low-intensity earthquakes rumbled beneath Mount Adams ...

Washington’s Mount Adams has seen some pretty unusual activity as of late, the US Geological Survey (USGS) has announced. Rather than the usual one earthquake every two to three years, six occurred in ...