Lahars typically occur during volcanic eruptions but also can be caused by landslides and earthquakes. Geologists have found evidence that at least 11 large lahars from Mount Rainier have reached ...

Lahars typically occur during volcanic eruptions but also can be caused by landslides and earthquakes. Geologists have found evidence that at least 11 large lahars from Mount Rainier have reached ...

With researchers monitoring Mount Rainier so closely ... lahars can trigger without a volcanic eruption from a landslide instead. These so-called “no notice lahars” are the reason extra ...

This list of stories illustrates how Mount Rainier is changing. A new reservation system shows ongoing efforts to manage ...

57 people died in the eruption, but the disaster gave scientists a way to develop monitoring tools, improving their ability ...

(CNN) — The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years.

Lahars typically occur during volcanic eruptions but also can be caused by landslides and earthquakes. Geologists have found evidence that at least 11 large lahars from Mount Rainier have reached ...