PORTLAND, Ore. (KOIN) – January 26 marked the 325th anniversary since the last earthquake struck the Cascadia Subduction Zone. Centuries later, the ancient quake has left clues for scientists to ...

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The Cascadia Region Earthquake Science Center (CRESCENT), a research project focused on the Cascadia Subduction Zone (CSZ), was established in 2023 following a $15 million grant from the National ...

On Saturday, 103 pets arrived in Portland from the Los Angeles area with help from Southwest Airlines, Oregon Humane Society and Greater Good Charities.

And it could happen any day. This projected earthquake — which would occur along the Cascadia Subduction Zone spanning from southern British Columbia to northern California — prompted the formation of ...

Helen Janiszewski, a graduate student at the Lamont-Doherty Earth Observatory's department of Earth and environment sciences, will give a talk titled “Shoreline-crossing Shear-velocity Structure of ...

Megathrust earthquakes occur when stress at subduction zones is released, causing significant plate slippage. These events disrupt long-term tectonic changes, complicating modeling efforts.

So far, four people have reported feeling the quake to the USGS. A little less than six hours later, another 3.0 magnitude earthquake struck in the same general area. Both of Wednesday’s earthquakes ...

Aside from the danger they pose, such earthquakes disrupt the slow, long-term changes occurring at subduction zones. The cycle of sudden earthquakes and slow plate movement makes it difficult for ...

The Axial Seamount is also not a part of the Cascadia Subduction Zone, which is the danger area in which experts believe an earthquake ominously nicknamed “The Big One” will one day strike.