NOAA 50th Anniversary
Office of Coast Survey
National Oceanic and Atmospheric Administration
U.S. Department of Commerce

Find Nautical Charts

Office Coast Survey

We are the nation’s nautical chart-maker. We are responsible for upgrading charts, surveying the seafloor, responding to maritime emergencies, and searching for underwater obstructions that pose a danger to navigation.


Ocean Mapping Capabilities

NOAA Coast Survey Ocean Mapping Capabilities report cover
Coast Survey’s seafloor mapping program comprises a comprehensive set of capabilities that range from not just data collection, but rigorous quality control, an expert workforce, and ability to collaborate widely.


NOAA cartographers review a traditional printed nautical chart.

Revised: 2/12/2020