FORKS, Wash. - A shallow magnitude 2.5 earthquake struck near Forks, Washington, on Sunday. According to the United States Geological Survey (USGS), the quake hit at around 3:02 p.m., about five miles ...

The Columbia River is critical for fish, energy, commerce and identity. But it faces an uncertain future. How much more can ...

Because scientists don’t know when that day will arrive, they prepare by trying to better understand the geological state ... of the fault off the coast of Washington, where the fault is flat ...

A long-feared monster earthquake off the coast of California, Oregon and Washington could cause some areas to sink by more ...

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

Dr. Ben Mirus and Dr. Francis Rengers with the U.S. Geological Survey have been using laser scans and GPS cameras, accurate down to one inch, to map out ... Center outside Washington, D.C ...