OSO, Wash. - Sunday marks 12 years since the deadly landslide in Oso that devastated a community and signaled a shift in environmental management across the state and country. The landslide killed 43 ...

Oso, Washington (KING5) -- The search area at the Oso landslide is now considered contaminated due to sewage and chemicals. Searchers on Tuesday donned protective suits. The number of people killed in ...

At 10:37 a.m. on March 22, a huge section of a hill in Oso, Washington, collapsed and buried an astonishing number of homes, automobiles, pets, and human beings. Though it’s too early to say, it’s ...

OSO, Wash. — Snohomish County is marking 12 years since the Oso landslide, the deadliest single landslide event in U.S. history. On March 22, 2014, 43 people were killed when a massive hillside ...

In 2014, a landslide east of Oso killed 43 people and destroyed 49 structures, including homes. The tragedy in Snohomish County ranks with the 1980 eruption of Mount St. Helens and the 1910 Wellington ...

Atmospheric river impact: why landslide risks linger long after the rain stops Western Washington is in for a final push of an atmospheric river Thursday evening, but the landslide risk will continue ...

The orange X on a house, destroyed in the mud, indicates it has been searched Sunday for people, the day after a giant landslide occurred near Oso, Wash. (Lindsey Wasson, Seattle Times via MCT) ...