NOAA Web Site Link Tides and Currents Home Page Transparent placeholder image

Parts of the U.S. Government are closed. However, because the information this site provides is necessary to protect life and property, it will be updated and maintained during the Federal Government shutdown. For critical weather information, please visit To learn more, see
The link below directs to a pdf formatted file that lists the sensor specifications and measurement algorithms used for various oceanographic and meteorological parameters measured by CO-OPS. The sensor specifications include information on estimated accuracy of the measurements.

Measurement Specifications

Adobe Acrobat Reader

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services