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World Tsunami Awareness Day Nov 5

Join us for World Tsunami Day

 Learn about the history of World Tsunami Awareness Day, and take the steps to become more aware and prepared for tsunami hazards in your area. 

Check out our page

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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. 

Check out our new 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


Print materials and graphics

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

  • Thursday, November 6, 2025 - 8:04am

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