Tsunamis pose a risk to the entirety of the California coast. But should a major one strike, how bad could it be?

Near-shore tsunamis, those triggered by earthquakes just off the coast, could pose a particularly dire risk for California’s ...

Distant-source tsunami: More than 350 people could die or be injured along the Southern California coast if people wait to evacuate half an hour after an official evacuation warning is given.

A near-certain disaster looms for California, but there are real things people can do to prepare. Here's what to know about ...

A recent Virginia Tech study reveals that the Pacific Northwest faces a heightened risk of catastrophic flooding and mega-tsunamis, potentially reachi ...

The Cascadia Subduction Zone, dormant for over 300 years, poses a significant threat to the Pacific Northwest. A future ...

(NEXSTAR) – The National Weather Service canceled a tsunami warning Thursday for a large stretch of California coastline, saying the threat had passed following a strong earthquake near Eureka.

12:30 p.m. Operations at San Francisco's Alcatraz Island were briefly suspended Thursday after the National Weather Service issued a tsunami warning for much of Northern California. The warning ...

Experts have issued a warning about a potential ... residents and properties in Northern California, northern Oregon and southern Washington. A mega tsunami is a disastrous wave caused by ...

Landslides, earthquakes, and subduction faults could generate 1,000-foot mega-tsunamis, wiping coastal communities off the ...

New spending restrictions for some federal agencies are creating extra hoops for scientists to jump through to fix earthquake seismographs and deep ocean sensors that capture how fast tsunami ...