A massive aquifer is stored just beneath volcanic rocks at the crest of the central Oregon Cascades – possibly the largest aquifer of its kind in the U.S., according to researchers at the University ...

Kristyna Wentz-Graff / OPB The National Weather Service says rain and mountain snow are returning to the Pacific Northwest after a stretch of dry, sunny days. Up to eight inches of snow could ...

While studying the volcanic landscape of the Cascade Range north of the California border, Oregon scientists recently discovered something they did not expect: an aquifer containing much more water ...

Mount Lassen, in the southern Cascades, erupted on May 22, 1915, 65 years almost to the day before Mount St. Helens. Also known as Lassen Peak, the mountain is the southernmost active volcano in the ...

U.S. Forest Service geologist Gordon Grant calls it a “geologic gift.” University of Oregon earth scientist Leif Karlstrom described it as “a big water tower” at the top of the mountains. The two ...

Small earthquakes have rocked the active volcano Mt. Rainier in the Cascade Mountain Range this month, sending shockwaves around the 14,410-foot mountain. The United States Geological Survey reported ...

The fish are dropped from a device suspended from the helicopter, with minimal injury due to their small size. This method, adopted in the 1980s, offers greater accuracy compared to previous ...