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*** Special Notice Regarding LORAN Closure: *** In accordance with the DHS Appropriations Act, the U.S. Coast Guard will terminate the transmission of all U.S. LORAN-C signals effective 2000Z 08 Feb 2010. At that time, the U.S. LORAN-C signal will be unusable and permanently discontinued. This termination does not affect U.S. participation in the Russian American or Canadian LORAN-C chains. U.S. participation in these chains will continue temporarily in accordance with international agreements. You may read more and download pertinent documents via our LORAN-C page.
Differential GPS (DGPS)
Primary Mission Areas:
Maritime Information:
DGPS REFERENCE INFORMATION

In this section, you may select from DGPS general references and DGPS-related Internet links.

DGPS General References

DGPS Internet Related Links

The following sites are not under the control of the U.S. Coast Guard Navigation Center.

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