Commercial pilots flying near Mount St. Helens reported a plume of fine ash rising over the volcano. USGS says it's a harmless phenomenon.

Discover the latest on Mount St. Helens. Is the recent activity ash or signs of an eruption? Get informed on current events.

The total value of an artist’s artworks sold at auction over a specific period. This metric reflects the artist’s overall market activity and demand in monetary terms. The middle value of all realized ...

Mount St. Helens is the most active volcano in the U.S., according to the United States Geological Survey’s website. When it did erupt in May 1980, about 540 million tons of ash fell over more than 22 ...

The visitor center, located between Castle Rock and Silver Lake, commemorates the eruption and teaches visitors about the surrounding Seaquest State Park. It closed in September for updates, and will ...

This lava tube is reportedly the third-longest in all of North America, trailing Hawaii’s 40-mile Kazumura Cave and the less-publicized 9-mile Deadhorse Cave system near Washington’s Mount Adams.

In the chaotic aftermath of Mount St. Helens’ 1980 eruption, when lava and ash stripped life from miles of forest, a curious ...

Commercial pilots reported seeing ash in the vicinity of the mountain, the site of the infamous eruption of May 18, 1980, ...

Wind gusts that stirred up ash around Mount St. Helens in Washington have people asking: Is the sleeping giant awake? The National Weather Service in Portland responded to reports of volcanic ash ...

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 ...

On the morning of May 18, 1980, the most destructive volcanic eruption in United States history killed 57 people in Washington State. The enormous column of ash that was unleashed by Mount St. Helens ...