Tsunami waves were recorded in Washington state on July 30. A tsunami advisory remained in effect, and people were urged to ...

The giant Columbia River reservoir behind the Grand Coulee Dam covers almost 125 square miles, as it reaches nearly to the ...

With the recent distant tsunami, “we were spared the brunt of the tsunami waves,” said Scott McDougall, director of the ...

Tsunami alerts were issued across the Pacific, and many people on the Pacific coastline had braced for potential flooding or ...

The Northwest is itself overdue for a megaquake — one we are ready for on neither a personal nor political level.

An area near Petersville, Alaska, was hit with a 4.6 earthquake on Wednesday, according to the United States Geological ...

A tsunami sent waves into parts of Russia, Japan, Hawaii and the U.S. West Coast after an 8.8 magnitude earthquake struck off ...

Tsunami warnings have been issued in several countries after an 8.8-magnitude earthquake struck off the coast of Russia, with ...

Fears of a devastating tsunami faded Wednesday for the U.S. after one of the strongest earthquakes ever recorded struck off ...

Honolulu Mayor urged residents to head to higher ground, while Hawaii Governor Josh Green emphasized immediate evacuations from coastal areas.

Several factors help determine whether a given earthquake will generate a dangerous tsunami, but the process is not yet fully understood.

Daniel Eungard gets a handful of tsunami alerts each month because of his job running the tsunami hazards program for the Washington Geological Survey. Most of them are nothing.