The 1700 Cascadia earthquake ... Washington State tsunami hazard maps and that show the upper limit of tsunami inundation. (gentle music continues) - This is a simulation of the event that ...

Farther north, a 7.0-magnitude earthquake off the coast triggered ... the San Andreas from the south, and we have the Cascadia subduction zone to the north, all coming together.

Oregon Emergency Management hosts a weeklong earthquake response simulation, bringing in multiple agencies to test the state's preparation for a megathrust Cascadia earthquake. (Monique ...

‘I can’t sleep because of racing thoughts at night — how can I stop them?’: Ask a doctor Biden signed 50 bills into law on Christmas Eve. Here are 5 of the most interesting ones ...

A major offshore subduction zone (the Cascadia Subduction Zone) extends from Cape Mendocino to Vancouver Island and can generate earthquakes of magnitude 9 or larger. However, the Dec. 5 ...

But for some, the quake was a reminder, and even a dry run, for a much bigger event that could cause catastrophic damage to the Pacific Northwest, a Cascadia subduction zone earthquake registering ...

Yet, the biggest or mega earthquake threat is from the Cascadia Subduction Zone about 100 miles off the coast. This subduction zone is quite similar to the Sumatra earthquake region. The last ...

An earthquake map from the U.S. Geological Survey (USGS) shows that minor earthquakes hit nine states on Friday morning. California is perhaps the state most known for earthquakes, as the Golden ...

Researchers from Princeton University and the University of Arizona have created a simulation that maps underground water on ...

Additional information collected about the earthquake may also prompt U.S.G.S. scientists to update the shake-severity map. An aftershock is usually a smaller earthquake that follows a larger one ...