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Strongest earthquake in nearly 20 years shakes Northern California: What is the Cascadia Subduction Zone?
The Cascadia Subduction Zone is capable of generating "megathrust" earthquakes with magnitudes of 9.0 or higher. Such an event, which last occurred over 300 years ago, could trigger a tsunami ...
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An earthquake rattled the Cascadia fault 325 years ago. Here’s what we know about the massive quake
January 26 marked the 325th anniversary since the last earthquake struck the Cascadia subduction zone. Centuries later, the ...
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Lori Dengler | Big Cascadia anniversary: What we’ve learned and what we haven’t
Jan. 26, 2025, marks 325 years since the last great earthquake on the Cascadia subduction zone. It’s a time to reflect on what we’ve learned about this largest fault system in the lower 48 states ...