5/18/2018: Navigation Safety Advisory Council vacancies

The Navigation Safety Advisory Council provides advice and recommendations to the Secretary of the Department of Homeland Security, through the Commandant of the U.S. Coast Guard, on matters relating to maritime collisions, rammings, and groundings; Inland Rules of the Road; International Rules of the Road; navigation regulations and equipment, routing measures, marine information, diving safety; and aids to navigation systems. Completed applications should be submitted to the Coast Guard on or before July 17, 2018.


5/7/2018: U.S. Maritime Advisory 2018-007 – GPS Interference in Eastern Mediterranean Sea

Maritime Commons is sharing the content of U.S. Maritime Advisory 2018-007 to notify our readers that multiple instances of significant GPS interference have been reported by vessels and aircraft operating in the Eastern Mediterranean Sea since March 18, 2018.


4/12/2018: Upcoming 2019 Global Positioning System week number rollover event

This post provides information on the possible effects of the April 6, 2019 GPS Week Number Rollover on UTC derived from GPS devices.


4/11/2018: GPS directorate proposes change to Navstar GPS control segment

The Navigation Center posted a notice to its website that the Global Positioning Systems Directorate will propose a change to the Navstar GPS Control Segment to User Support Community Interfaces (ICD-GPS-870), Interface Control Documents that will remove Section One from the GPS Operational Advisory.


4/10/2018: Navigation Center 2017 Year in Review

The 2017 Year in Review highlights NAVCEN’s work with maritime stakeholders, interagency partners, and GPS users worldwide to modernize the delivery of Marine Safety Information.


4/9/2018: Inmarsat network migration impact on maritime distress and safety services

Editor’s note: This post was updated April 10, 2018 to reflect that Inmarsat will begin the migration 1400 UTC May 9, 2018 instead of April 16, 2018, as originally announced. For the latest information, visit the Inmarsat website provided in our blog post. Inmarsat announced that it will migrate Inmarsat-C, Mini C, and Fleet77 used for Global Maritime Distress & Safety System, Long Range Identification and Tracking and Ship Security Alerting Systems from their I-3 to their I-4 Network.


3/29/2018: Reminder – application period for Towing Safety Advisory Committee membership open until April 10

The Coast Guard will consider applications for five positions that will be vacant Sept. 30, 2018: Two positions representing the barge and towing industry, reflecting a regional geographical balance; one position representing the offshore mineral and oil supply vessel industry; one position representing shippers; and one position drawn from the general public to serve as a Special Government Employee. To be eligible, applicants should have particular expertise, knowledge, and experience regarding shallow-draft inland, coastal waterway, and offshore, navigation and towing safety.


3/23/2018: Remaining DGPS sites to be discontinued over the next 3 years

The staged reduction of the remaining Coast Guard DGPS broadcast sites will begin in 2018 and end with the last broadcast of GPS corrections over medium frequency in 2020.


3/23/2018: Reminder – NOAD Schema 3.4 to be retired

The current NOAD Schema 3.5 has been in effect since May 26, 2015. NOAD Schema 3.4 is missing required information fields and will no longer be supported. Any submitted NOAD form utilizing Schema 3.4 after the retirement date (to be determined) will be rejected.


3/16/2018: Coast Guard seeks mariner input for Western Rivers study

The Office of Navigation Systems is seeking input from interested mariners and maritime stakeholders for a study of navigation requirements for the entire Western Rivers System. This post provides details on the study and a link to an online survey. The survey is available until July 1, 2018.


« Previous Page  |  Next Page »