Online Chart Viewer - NOAA Charts for U.S. Waters

The National Oceanic and Atmospheric Administration (NOAA) in the U.S. Department of Commerce is the lead agency for conducting research and gathering data about the oceanic and atmospheric components of our environment.

The office of Coast Survey is responsible for producing and maintaining the suite of approximately 1000 nautical charts that cover the coastal waters of the U.S. and its territories.

View NOAA's 1000+ U.S. coastal and Great Lakes nautical charts that provide up-to-date navigational information to mariners. These charts are updated weekly and include all of the latest Notice to Mariners corrections.

If you know your chart number, select the chart from the applicable region. If you don’t know the chart number, you can browse the appropriate catalog or use the Graphical Catalog.

Note: You must have the latest Adobe Flash plug-in installed to view charts.