Volcanologists monitoring the Pacific Northwest have issued renewed warnings about several volcanic systems along the Cascade ...

Footage of the eruption of Mt. Lassen in Northern California. Mt. Lassen erupted from 1914-1917, the last volcano in the Cascades to erupt prior to Mt. St. Helens. This footage was most likely taken ...

On May 22, 1925, Lassen Peak in California had its most powerful eruption in a series of eruptions that occurred in the Cascade Range between 1914 and 1917. That eruption, which occurred 111 years ago ...

Experts in volcanology observing the Pacific Northwest have raised fresh alerts regarding various volcanic systems within the Cascade Range that are exhibiting increased seismic and thermal activity.

Lassen Volcanic National Park announced it closed its main through-road on Wednesday after wet autumn storms dumped heavy snow and ice in the Shasta Cascade mountains east of Redding. But you can ...

The last Cascades frog in Lassen Volcanic National Park in Northern California was well known to amphibian survey crews. Year after year, she turned up near Juniper Lake, full of eggs, seeking a mate.

The great hot blast of May 1915 roared down the northeast face of Lassen Peak carrying mud and debris 150 miles an hour for *** distance of 3 miles and left *** layer of mud on ranch land 25 miles ...