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.

It was a quiet Sunday morning, at 8:32 a.m., 38 years ago when Mount St. Helens blew its top, sending tons of ash into the sky. The volcano had been quiet since the 1850s, but in 1980, geologists were ...

SKAMANIA COUNTY, Wash. — When the first earthquakes occurred on Mount St. Helens on March 16, 1980, I was working as a meteorologist for the U.S. Forest Service at the Northwest Avalanche Center.

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 ...

The 1980 blast remains the deadliest volcanic eruption in U.S. history. More than 300 miles from the volcano, cities like Pullman, Washington, and Moscow, Idaho, were covered in ash. A 23-year-old ...

It’s been 45 years since an eruption occurred on the U.S. mainland. The May 18, 1980, eruption of Mount St. Helens in southern Washington claimed 57 lives and blasted the terrain of old-growth spruce ...

Sunday marked 45 years since Mount St. Helens erupted, sending ash, lava, mud and debris flowing down the mountainside. Fifty-seven people were killed. To this day, it is still the deadliest volcanic ...

Autopsies showed that most of the people killed in the eruption likely died from asphyxiation after inhaling hot ash, according to the USGS. Truman, who owned a lodge on Spirit Lake for more than 50 ...

Mount St. Helens environment recovering 45 years after eruption With most plants and animals now back, scientists are shifting their observation focus. Rich Marriott: My experience with the 1980 Mount ...