Imagine a massive wall of water slamming into the West Coast, giving residents just minutes to escape. This nightmare ...

Confusion surrounding last Wednesday’s midday tsunami alert opened opportunities to better coordinate warnings among federal ...

The cost of repair or replacement has been estimated as high as $20 million, and cell phone alerts, while far from a perfect warning system, is the primary technology the city relies on.

WASHINGTON — The U.S. system to warn about giant waves has improved since the deadly Indian Ocean tsunami in 2004, but more work lies ahead, according to an analysis that ...

An advisory was previously issued for the entire U.S. West Coast and Alaska. The National Tsunami Warning Center issued a tsunami advisory for American Samoa after another undersea volcano ...

Several earthquakes, including a 7.4 magnitude one, struck off the Russian coast on Sunday, according to the U.S. Geological Survey, prompting brief warnings of potential tsunami waves on the nearby ...

Coinciding with an Alaska earthquake that briefly had the coast on the edge of tsunami worries, and the day a wildfire was ...

Hawaii’s unique position in the center of the Pacific Ocean makes it particularly vulnerable to tsunamis from both distant ...