Nav aids
Cancel HYDROARC 17/12 and this msg
Arctic · Barents Sea · NAVTEX · HYDROARC 18/12
What this record establishes
Archived notice · 2012-03-23 10:48Z
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) · SHGA 231052Z MAR 12.. Issued 2012-03-23 10:48Z. 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
- Arctic · Barents Sea · NAVTEX. No usable coordinates were parsed; a location-based nearby search is unavailable. Check the original wording for limits and qualifications.
Related notices and cancellation links
- issued
- 2012-03-23 10:48Z
- status
- Archived notice
- authority
- SHGA 231052Z MAR 12.
- issued by
- SHGA
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
ARCTIC. BARENTS SEA. NAVTEX. CANCEL HYDROARC 17/12 AND THIS MSG.
Reading this warning
- NAVTEX
- An automated medium-frequency radio service that sends coastal warnings as text to a small printer or screen on board.
- Cancellation reference
- A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
- HYDROARC
- The U.S. long-range warning series for the Arctic Ocean.
Nearby notices listed in force · within 120 nm
No parsed position is available for this comparison.
Worldwide in the collected sources
137 aids-to-navigation notices listed in force · see all
Record snapshot 2026-10-01 23:54Z; source collection times vary.
Nav aids
Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →
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.