Small earthquakes beneath Mount St. Helens are generally thought by scientists to be part of a recharge process where magma builds up beneath the volcano. “Magma slowly rises through the lower ...
(KPTV/Gray News) - Mount St. Helens, which notoriously erupted in 1980, has been showing signs of increased seismic activity lately, according to the U.S. Geological Survey. It’s thought to be part of ...
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