The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only ...

This can mostly be explained here by "tectonics gets complicated" and we'll save that for another day. A map of the modern Cascade Range volcanoes labeled with their indigenous and Euroamerican names.

The research team used satellite data to map the entire Cascade range throughout the United States. The information was then compiled in a database, which had never been done before.

Oregon’s Cascade Range mountains were built by volcanoes ... The team of researchers was able to map the extent of the aquifer by relying on previous field work in the 1980s and 1990s during ...

Karlstrom said there are similar large volcanic aquifers north of the Columbia Gorge and near Mount Shasta, but the Cascade Range aquifer ... in the volcanic rocks to map the volume of the ...

Karlstrom said there are similar large volcanic aquifers north of the Columbia Gorge and near Mount Shasta, but the Cascade Range aquifer ... in the volcanic rocks to map the volume of the ...