Is Tides & Currents (CO-OPS API) data free to use?

Yes. Tides & Currents (CO-OPS API) is a work of the U.S. government and is in the public domain. You can use it without a license; citing NOAA Center for Operational Oceanographic Products and Services is good practice.

Who publishes Tides & Currents (CO-OPS API)?

NOAA Center for Operational Oceanographic Products and Services publishes it. The official page is https://tidesandcurrents.noaa.gov/web_services_info.html.

How current is Tides & Currents (CO-OPS API) on DatenUS?

The latest data we loaded is as of 10/26/2026. We check the source on a schedule and update the pages that use it.

How should I cite this data?

Cite the original publisher: Tides & Currents (CO-OPS API), NOAA Center for Operational Oceanographic Products and Services, https://tidesandcurrents.noaa.gov/web_services_info.html. If you used a DatenUS page, you can add its URL as the place you viewed it.

Tides & Currents (CO-OPS API)

NOAA Center for Operational Oceanographic Products and Services · Safety & environment

Published by: NOAA Center for Operational Oceanographic Products and Services
Status on DatenUS: Live; Data as of 10/26/2026
License: Public domain

What this data covers

Tides & Currents (CO-OPS API) is published by NOAA Center for Operational Oceanographic Products and Services. DatenUS uses it for: Tide stations and high and low tide predictions. We load it on a schedule from the official source and show the date of the latest update on every page that uses it.

Official source: tidesandcurrents.noaa.gov

Where to see this data on DatenUS

Pages built from this source, by topic

Frequently asked questions

Is Tides & Currents (CO-OPS API) data free to use?: Yes. Tides & Currents (CO-OPS API) is a work of the U.S. government and is in the public domain. You can use it without a license; citing NOAA Center for Operational Oceanographic Products and Services is good practice.
Who publishes Tides & Currents (CO-OPS API)?: NOAA Center for Operational Oceanographic Products and Services publishes it. The official page is https://tidesandcurrents.noaa.gov/web_services_info.html.
How current is Tides & Currents (CO-OPS API) on DatenUS?: The latest data we loaded is as of 10/26/2026. We check the source on a schedule and update the pages that use it.
How should I cite this data?: Cite the original publisher: Tides & Currents (CO-OPS API), NOAA Center for Operational Oceanographic Products and Services, https://tidesandcurrents.noaa.gov/web_services_info.html. If you used a DatenUS page, you can add its URL as the place you viewed it.

Source: NOAA Center for Operational Oceanographic Products and Services · Data as of 10/26/2026