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News and Notices:

Item: Get the latest News and Updates RSS Feeds (LNMs, LL Corrections)
Item: The U.S. Coast Guard, the Department of Transportation, and the U.S. Army Corps of Engineers have released a Federal Register Notice seeking comment on a proposed plan to reduce the number of Differential GPS sites around the United States, while maintaining coverage in major maritime ports and waterways. The comment period ends on November 16, 2015.
Item: The DHS National Coordinating Center for Communications has issued a paper titled "Best Practices for Leap Second Event Occurring on 30 June 2015." You may view it as a PDF document.
Item: The DOT Office of the Assistant Secretary for Research and Technology at the U.S. Department of Transportation has released the 2014 Federal Radionavigation Plan signed by the Secretaries of Defense, Transportation, and Homeland Security.  You may view it as a PDF document.
Item: The Department of Transportation has released a Federal Register Notice   seeking comment from the public and industry regarding potential plans by the U.S. Government to implement an enhanced Long Range Navigation (eLoran) system as a complementary positioning, navigation, and timing capability to the Global Positioning System (GPS). Comments are requested on or before May 22, 2015.
Item: A quarterly meeting of the U.S. GPS Program's interagency Civil Navigation Signals (CNAV) Tiger Team occurred 5 March 2015 to discuss the new L2C and L5 GPS civil signals.  Please see our CNAV Performance page for more information.
Item: On January 30th, 2015, the USCG published new rules regarding "Vessel Requirements for Notices of Arrival and Departure (NOAD) and Automatic Identification System (AIS) [USCG-2005-21869]" which expand NOAD and AIS requirements to most commercial vessels operating on or inbound to U.S. navigable waters. For further information on the AIS rules, see our AIS Frequently Asked Question #15.
Item: The 2015 Light Lists have been published and are now available for download from our Light List page. Full updates will be available each week from our Weekly Update page. Lastly, a Summary of Corrections is also available.
Item: You are invited to visit the 21st Century Waterway Feedback Website to share your comments/feedback on the joint agency initiative that will determine user requirements and emerging needs for navigation information and/or services. The USCG, NOAA, and USACE are collaborating in the eNAV environment to promote safety and efficiency on the Marine Transportation System. For more info, please view our 21st Century Waterway Feedback information sheet. Within the sheet, you will find links to the presentations from each agency.
Item: The Air Force GPS Operations Center links reports of GPS user equipment errors to flawed equipment processing of almanac data from PRN-30. Please read the Air Force statement.