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Each of the 11 Regional Associations design, maintain and operate regional coastal observing systems and develop information products for their users.

Click on the icon to explore the regional coastal observing system near you.



Hog Island Oyster Company raises oysters and seafood in Northern California where changes in water temperature, chemistry and nutrients can affect their operations. In a recent article, they discuss to the importance of marine science, research and data provided by the CeNCOOS to their operations.Read the article here >

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Message Board

  • IOOS Meeting: March 14, 2017
    IOOS / DMAC Meeting: March 15, 2017
    IOOS Association Board Meeting / Hill Visits: March 16, 2017

    More information coming soon!

  • We are proud to announce the launch of our new updated website! Please “pardon our dust” as we are fine-tuning the details.