Mount Saint Helens in Washington, which notoriously and cataclysmically erupted in 1980 and had its ash reach ... in earthquake rates since the last eruption ended in 2008,” the USGS’ Cascades ...
On May 19, 1980, the day after the main eruption, Mt. St. Helens (shown from the south) was still erupting, with the ash cloud being carried to the northeast. Pacific Northwest National Laboratory ...
A pocket gopher is seen in its home on a meadow in the Butte Camp area on the southern side of Mount St. Helens in southwest Washington state. Gophers were taken to the northern side, which had ...
MOUNT ST. HELENS, Wash. – Researchers studying the aftermath of the massive eruption that led to the widespread destruction of ecosystems around Mount St. Helens in 1980 believe a particular ...
The eruption of Mount St. Helens in 1980 scattered roughly 540 million tons of ash over an area of more than 22,000 square miles (57,000 square kilometers), according to the USGS. This blistering ...