Note: The Omaha DGPS beacon (298 KHz, Site ID 868) has been terminated as of 1500Z (1100EST) May 15, 2013. For further inquiries, please contact the Navigation Information Service (NIS) via our Contact Us page or via phone at 703-313-5900.

The following selections will provide realtime operational status and operating specifications for all Differential GPS sites maintained by the U.S. Coast Guard.

You may view the DGPS configuration in the following ways:

• In a comprehensive HTML alphabetical listing,
• By site name,
• In a comprehensive table format with NAD83 (CORS96) epoch 2002 coordinates.