U.S. Chart No. 1, Nautical Chart Symbols, Abbreviations and Terms, presents the symbols depicted on paper nautical charts produced by the National Geospatial-Intelligence Agency (NGA) and the National Oceanic and Atmospheric Administration (NOAA), and on raster representations of these charts such as Raster Nautical Charts (RNC®). The publication also includes the symbols described in the "Regulations of the IHO for International (INT) Charts" and "Chart Specifications of the IHO", published by the International Hydrographic Organization.
The publication can be downloaded as a single PDF document from the hyperlinks below, or as individual sections from the Chapters pull-down list: