When an earthquake rips along the Cascadia Subduction Zone fault, much of the U.S. West Coast could shake violently for five minutes, and tsunami waves as tall as 100 feet could barrel toward shore.

“Seismic full-waveform tomography of active cratonic thinning beneath North America consistent with slab-induced dripping,” by Junlin Hua et al., Nature Geoscience, Vol. 18.

Dr Fatahi said “the earthquakes in Japan and New Zealand occurred because they are on the borders of Pacific plates”. “Right under these tectonic plates there’s magma,” he told news.com.au.

Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust above it to "drip" and suck down rocks from across the continent.

Californians have long dreaded the 'Big One'. But growing fears of a deadly earthquake are no longer confined to just the Golden State. Here experts reveal the worst 'time bomb' zones in the US ...

National Tsunami Warning Center What To Know The powerful earthquake hit the Caribbean, north of Honduras and southwest of the Cayman Islands, at around 6:23 p.m. local time on Saturday.

The USGS said large earthquakes at this location of the plate boundary are not unexpected. In 2018 a 7.5-magnitude earthquake occurred nearby, causing some damage and a small tsunami, it said.

A magnitude 7.0 earthquake struck the coast of Northern California Thursday, with the epicenter located in Humboldt County. But it is not the biggest one in American history.

Earlier in the year, an earthquake caused shaking in the Malibu area, with its centre located some 7 kilometres (4.3 miles) north of the city. It was measured at a magnitude of 4.7, per the United ...

Earthquakes in Northern California This live-updating map shows the location of the 7.0-magnitude earthquake off the Northern California coast on Thursday, Dec. 5.

Risk assessment Sizing up earthquake risk isn’t easy—especially when a seismic zone is smack dab in the middle of a tectonic plate. Up until recently, the 1811 and 1812 quakes were considered ...

Many earthquakes in and around Washington state are linked to the motion of the Juan de Fuca Plate and the North America Continental Plate moving against each other as the Juan de Fuca Plate slips ...