The USGS says more earthquakes than normal were detected in September -- six in a month. Typically, they locate one every two ...

TRI-CITIES, Wash. - Mount Adams, the largest active volcano in Washington State, recently experienced an unusual increase in ...

Six earthquakes were recorded at the Mount Adams volcano in September — a significant increase on the normal rate of one ...

Mount Adams, the long-dormant volcano in Southwest Washington, recently experienced some unusual seismic activity.

The United States Geological Survey (USGS) and the Pacific Northwest Seismic Network (PNSN) detected six earthquakes at Mount ...

This mountain, located in the High Cascades near Mount Bailey, last erupted 300,000 years ago and has no volcanic activity beneath it anymore, according to the United States Geological Survey.

Six low-intensity earthquakes rumbled beneath Mount Adams during September, according to the U.S. Geological Survey Cascades ...

Earthquakes typically occur only once every three years at Mount Adams, but the region was hit with six in just one month.

Mount Adams has recorded nearly six times the amount of earthquakes typically recorded in an entire year, prompting the U.S. Geological Survey Cascades Volcano Observatory and Pacific Northwest ...

The second-tallest volcano in Washington had six recorded earthquakes, ranging from magnitude 0.9 to 2.0. Typically, ...