The 1980 Mount St. Helens eruption remains the deadliest in U.S. history, fundamentally changing how scientists monitor volcanic activity.
USGS scientists are monitoring elevated seismic activity and ground deformation signals at Mount St. Helens this week marking ...
Peggy Short-Nottage and her husband joined sightseers rushing to Mount St. Helens when volcanic activity escalated in the spring of 1980. Instead of hopping in a car and making the drive to ...
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The Most Dangerous Volcanic Threat to America Is Coming. And It Doesn’t Need an Eruption to Begin.
These fast-moving mudflows can devastate towns in a matter of minutes.
Mount St. Helens experienced a cataclysmic eruption on May 18, 1980. What once was referred to as the “Fujiyama of America” had transformed at 8:32 a.m. in Skamania County, Washington. A 5.1 magnitude ...
Sunday marks 45 years since Mount St. Helens erupted in Washington state. The deadly eruption happened shortly after 8:30 a.m. on May 18, 1980, following months of small explosions and earthquakes.
With the recent 46th anniversary of the initial eruption of Mount St. Helens on May 18, 1980, many recalled where they were ...
46 years ago today, Mount St. Helens erupted. The massive eruption sent ash and steam skyward as the north face of the mountain collapsed.
A state emergency manager discusses the 46th anniversary of the Mount St. Helens eruption and shares vital disaster preparedness tips for Washington residents.
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