Other

Nga DNC vdu patch (121ST ed) ntm 29/11

Office of Maritime Safety Vdu Patch · NAVAREA XII 288/11

What this record establishes

Archived notice · 2011-08-13 08:53Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NGA DNC ORIGINATED MSG 031630Z AUG 11.. Issued 2011-08-04 04:30Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: Office of Maritime Safety Vdu Patch. No usable coordinates were parsed; a location-based nearby search is unavailable. Check the original wording for limits and qualifications.

issued: 2011-08-04 04:30Z
status: Archived notice
authority: NGA DNC ORIGINATED MSG 031630Z AUG 11.
NAVAREA: NAVAREA XII
issued by: NGA DNC ORIGINATED MSG
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

OFFICE OF MARITIME SAFETY VDU PATCH.
NGA DNC VDU PATCH (121ST ED) NTM 29/11.
1.  NGA OFFICE OF MARITIME SAFETY VDU PATCH
    ISSUED 29/11 FOR DNC CD 11(15TH ED) LIBRARY
    COA11D HAS MISSING REEF DATA.
2.  A NEW VDU PATCH WILL BE ISSUED FOR COA11D
    AT 041700Z AUG 11.
3.  GO TO NGA OFFICE OF MARITIME SAFETY WEBSITE
    AT http:msi.nga.mil/NGAPortal/MSI.portal
4.  FOR URGENT SERVICE,CONTACT NGA NAVSAFETY,
    DSN: 547 5455,COMM: 1 800 362 6289 OR 
    571 557 5455, E-MAIL: NAVSAFETY@NGA.MIL OR
    MSG TO NGA NAVSAFETY WASHINGTON DC.//

Reading this warning

Notice to Mariners: The weekly publication of permanent chart corrections — the slower, permanent counterpart of a navigational warning.
Date-time group (DTG): A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Maritime Safety Information (MSI): Navigational and meteorological warnings, forecasts and other urgent safety messages broadcast to ships.

All warning terms →

Nearby notices listed in force · within 120 nm

No parsed position is available for this comparison.

Worldwide in the collected sources

23 other warnings listed in force · see all

Record snapshot 2026-10-02 03:55Z; source collection times vary.

Other

Everything the classifier did not place elsewhere. All current other warnings →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.