Chinook salmon recently were released into the Upper Mount St. Helens watershed for the first time in nearly 50 years.

Add Yahoo as a preferred source to see more of our stories on Google. When Mount St. Helens erupted on May 18, 1980, it caused enormous devastation. The eruption triggered mudslides, an explosion, and ...

Ben Andersen, 37, vanished after visiting Mount St Helens in Washington, as the volcano's destructive eruption hit its 46th ...

When Mount St. Helens erupted on May 18, 1980, it became one of the most devastating disasters in American history. The massive eruption transformed the surrounding landscape within moments, sending ...

Some Pacific Northwesterners woke Tuesday to an unusual sight: A smoky haze shrouded Mount St. Helens, the large, active stratovolcano in Washington state that erupted catastrophically in 1980. But a ...

The anniversary of the eruption of Mount St Helens gives so many pause, recalling where they were that day, May 18, 1980. “My first grade memory is that, day turned to night almost immediately,” ...

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.

The May 18, 1980, eruption of Mount St. Helens remains the deadliest and most destructive volcanic event in U.S. history, claiming 57 lives and flattening 230 square miles of forest. The blast sent a ...

SKAMANIA COUNTY, Wash. — Mount St. Helens erupted 40 years ago, on May 18, 1980, sending a plume of ash and smoke into the sky and claiming 57 lives on the ground. But for months leading up the ...

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.

SKAMANIA COUNTY, Wash. — Forty-six years ago today, Mount St. Helens unleashed one of the most devastating volcanic eruptions in United States history, transforming the Pacific Northwest landscape in ...