Nautical charts contain information on water depths, navigational aids, shipping channels, and restricted areas. They may also show details of coastal settlements, shorelines, reefs, and other physical features. These charts are collected for research purposes and are not intended to be used for navigation. Most charts in the Earth Sciences & Map Library are produced by the National Ocean Service (NOS), the National Geospatial-Intelligence Agency (NGA), and their predecessors.
Nautical charts can be difficult to find, so please do not hesitate to ask us for assistance. Listed below are some common nautical chart sets in our library.
National Ocean Service National Geospatial-Intelligence Agency
*To learn more about these charts read the Information about Chart Conversions box on this page.
Both the National Geospatial-Intelligence Agency & the National Ocean Service (Office of the Coast Survey) have undergone numerous title changes throughout the years along with reorganizations. The below timelines provides information on their past names.
Timelines were created by Erica Newcome using Kinght Lab.
The National Ocean Service Chart Conversion database came from:
The National Geospatial-Intelligence Agency database was created using the data from: