The Columbia Theatre in Longview, Washington, is celebrating its centennial. Theater officials say the 1980 eruption of Mount ...

Nearly 45 years after Mount ... St. Helens’ sediment has increasingly fallen to cities along the rivers’ path. That management can be costly, said Kelso City Councilor Mike Karnofski. He used to run ...

Three decades later, Spirit Lake holds a new mystery: How did fish, now twice the ... to an overlook, then heading back to Interstate 5. Some hope for a Mount St. Helens National Park, with ...

Nearly 45 years after Mount St. Helens’ eruption sent almost 90 billion ... who used to run utilities for Weyerhaeuser’s local operations and now budgets for upgrades to the city’s water ...

“High rates of seismicity, interpreted as recharge, have been observed in the past at Mount St. Helens and at other volcanoes ...

There are more glamorous volcanoes to climb (Mount Rainier) or to ski (Mount Hood) or that have exploded in epically dramatic fashion in living memory (Mount St. Helens). Seismically, Mount Adams ...

A very common case study for volcanoes is the eruption of Mount St Helens in the USA in 1980. Other case studies include the eruption of Mount Etna in Sicily in 1974 and Heimaey eruption in ...

St. Helens in 1980 blasted away an entire mountainside ... Crisafulli witnessed life's return and figured out the puzzle. Now another question arises: How soon could another catastrophic eruption ...

Nearly 45 years after Mount St. Helens’ eruption sent almost 90 billion ... It used to catch about 80 percent of passing sediment, but now allows 80 percent to pass, Henon said.

Nearly 45 years after Mount St. Helens’ eruption sent almost 90 billion ... It used to catch about 80% of passing sediment, but now allows 80% to pass, Henon said. Planned work to refurbish ...