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 ...

On July 16, a magnitude 7.3 earthquake struck south of the Alaska Peninsula, and four days later, a 7.4 occurred off the east ...

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 ...

A tsunami watch was issued around 9 p.m. on Saturday, July 19, from the Pacific Tsunami Warning Center. “They put us in a ...

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.

As recovery efforts continue in Central Texas following the deadly July 4 flooding, emergency management officials in California are taking a closer look at how alerts are delivered during disasters.

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 ...

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 ...

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