Sunday, May 18 marks 45 years since the disastrous eruption of Mount St. Helens. Fifty-seven people were killed and it remains the deadliest volcanic eruption in U.S. history. At 8:32 a.m. on May 18, ...

Mount Saint Helens is the biggest volcanic eruption in United States history, and this weekend marked 45 years. The eruption and the following landslide killed 57 people, destroyed 200 homes, and ...

May 18 marks the 45th anniversary of the catastrophic eruption of Mount St. Helens in southwestern Washington. The blast in 1980 killed dozens of people and reshaped the volcanic peak in the Cascade ...

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.

Forty years ago, a volcano in the Cascade Mountains in Washington roared, expelling plumes of ash and killing 57 people in the most destructive eruption in modern US history. See 50 photos from the ...

MT. ST. HELENS, Wash — For many people who lived through the 1980 eruption of Mount Saint Helens, it is the biggest news story of their lifetimes. 45 years ago, the mountain that had been rumbling for ...

Strong winds across parts of Washington state have kicked up volcanic ash deposited during the 1980 eruption of Mount St. Helens, creating hazy conditions and reducing air quality. The phenomenon, ...

For millions of years, volcanoes have been the most powerful force in nature. And for many in the West, the impact of ...

Washington state may not have to worry about hurricanes, but it is volcano country. The United States has 161 active volcanoes – all in the western U.S. – but only 18 are classified as a "very high ...

It was the deadliest volcano eruption in U.S. history, killing 57 people. KING 5 later produced a documentary of the historic event called, "The Mountain Erupts," showing what it was like in the hours ...

CASCADES VOLCANO OBSERVATORY — 'First, Mt. Saint Helens is NOT erupting.' That was the message from the National Weather Service office in Portland this morning. NWS says volcanic ash from when Mt. St ...