7/23/2018: 2018 Public Interface Control Working Group and Open Public Forum

The Global Positioning Systems Directorate has announced the 2018 Public Interface Control Working Group and Open Public Forum. The meeting will be held Sept. 12, 2018, at the TASC/Engility facility in El Segundo, California, and will be available through teleconference. The purpose of this meeting is to update the public on GPS public document revisions and collect issues/comments for analysis and possible integration into future GPS public document revisions.


7/3/2018: Is your Automated Identification System ready for Subchapter M?

During the month of June 2018, over 50 percent of towing vessels operating in U.S. waters transmitted incorrect AIS data, and an alarming number of these vessels did not accurately report their dimensions or broadcast a properly assigned MMSI number. This post provides guidance to owners/operators for verifying compliancy with AIS requirements as they work to attain a COI under Subchapter M.


6/21/2018: Changes to Inland Navigation Rules

The National Maritime Center posted a bulletin to its website to ensure that mariners and training providers are aware of changes to the Code of Federal Regulations, 33 CFR Subchapter E – Inland Navigation Rules. This change, advertised in the Federal Register Jan. 24, 2018, removed the word “danger” from rule 34. This post provides details about the change.


6/20/2018: GPS satellite maintenance

GPS users should be aware that there may be a short period of high Horizontal Dilution of Precision (HDOP) / Position Dilution of Precision (PDOP) in two locations June 22-23, 2018.


6/20/2018: Posidonia 2018 – Ballast water management regulations, global trends in the 21st Century

In part three of our Posidonia series, we share a condensed version of Rear Adm. John Nadeau’s remarks given during a conference jointly sponsored by the American Hellenic Chamber of Commerce, North American Marine Environment Protection Association, and the International Propeller Club in Port of Piraeus. Nadeau talks further about ballast water management regulations, and then closes with a discussion on global trends and the impacts to the Marine Transportation System.


6/15/2018: 2017 Area Maritime Security Committee of the Year announced

The Coast Guard congratulates the Charleston Area Maritime Security Committee as the recipient of the 2017 AMSC of the Year award. The award is based on outstanding achievements and contributions in safeguarding the Marine Transportation System, including port areas, adjacent waterways, coastal and/or shore areas, waterfront facilities, and other maritime critical infrastructure and key assets.


6/14/2018: Maritime Commons launches official LinkedIn page

We have launched an official Showcase Page on the Coast Guard’s enterprise LinkedIn account as another opportunity for us to communicate with you, the maritime professional, on the latest Coast Guard issues and topics that affect you.


6/13/2018: Updated Notice of Arrival/Departure workbooks released

Notices of Arrival/Departure Workbook Version 7.5.1 and Outer Continental Shelf (OCS) Notice of Arrival Workbook 1.5.1 are now available on NVMC’s. These updated versions provide corrections for the display of ports when the country of Georgia is selected. The official XLS workbooks are provided as a non XML venue for submissions of Notices of Arrival/Departure to the National Vessel Movement Center.


5/31/2018: Navigation Center visits European counterparts to discuss global satellite system information sharing

The EU is building Galileo, a Global Navigation Satellite System similar to the U.S. GPS, and their GSC has looked at NAVCEN as a model service center for civil GNSS. The bilateral talks are allowing and encouraging full cooperation between the two service centers and NAVCEN is sharing its 30 years of experience in representing civil users in the U.S. GPS program. The two service centers discussed their roles and respective responsibilities to support civil users of GPS and Galileo, along with how they can continue to improve the sharing of relevant navigation information.


5/25/2018: IMO approves U.S.-Russian Federation proposal for Bering Strait routing measures

In January, Maritime Commons informed our readers about a proposal by the United States and Russian Federation for a system of two-way routes for vessels to follow in the Bering Strait and Bering Sea. The nations jointly developed and submitted the proposal to the IMO to establish six two-way routes and six precautionary areas. We are pleased to provide an update, as reported to us by Coast Guard members attending the 99th IMO session in London this week.


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