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Recent Earthquakes Near the Mendocino Triple Junction

 Learn about recent earthquakes near the Mendocino triple junction and the impact they had on the coastal communities. 

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Tsunami Preparedness Week 2025

Tsunami Preparedness Week

 Learn what you can do be more prepared for tsunamis on the North Coast, and join us as we practice our tsunami drills. 

Check out our page

Special content pages:


Learn more about tsunami preparedness in California: TsunamiZone.org


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Know your zone!

Find out if you live in a tsunami zone by exploring our Humboldt County tsunami zone maps. 

View & Download the Maps


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Natural and Official Warnings

Natural warnings and Official warnings are equally important.  Respond to whichever you experience first.

Learn About Warnings


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Educational Materials & Graphics

Our educational efforts include the development of regional tsunami brochures and a preparedness magazine called Living on Shaky Ground. 

PDF's & Downloads


Daily Earthquake Update

  • Sunday, March 23, 2025 - 9:49am

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