Edition 13 of U.S. Chart No. 1 is now available to download for free on Coast Survey’s website. Paper copies may also be purchased from any of four NOAA Chart No. 1 publishing agents.
This 130-page book describes the symbols, abbreviations, and terms used on paper NOAA nautical charts and for displaying NOAA electronic navigational chart (NOAA ENC®) data on Electronic Chart Display and Information Systems (ECDIS). The document also shows paper chart symbols used by the National Geospatial-Intelligence Agency and symbols specified by the International Hydrographic Organization.
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