Submitted by the Chief, Office of Navigation Systems (CG-NAV) On June 30, 2020 the Coast Guard switched off the last Differential Global Positioning System (DGPS) signals after more than 25 years of […]
Within the last year, the nationwide DGPS system has undergone a substantial reduction in the number of operational sites. Most of the sites are owned and maintained by USCG, but a few are owned and maintained by the U.S. Army Corps of Engineers (USACE). USACE will employ a phased shutdown of its five remaining DGPS sites. The 39 USCG owned and operated DGPS sites will continue to transmit.