Dangerous wreck reported in vicinity 05-31.1N 005-07.2E
Gulf of Guinea · HYDROLANT 1454/18
What this record establishes
Archived notice · 2018-05-29 16:12Z
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) · NAVAREA II 203/18 091925Z MAY 18.. Issued 2018-05-09 19:26Z. 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
- Gulf of Guinea. The parsed report position is 5.518, 5.120. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Cancel HYDROLANT 1454/18 and this msg, wreck removedlater cancellation notice
These reports were linked by category and sea, with positions within 30 nautical miles and issue dates within 30 days of another report's recorded in-force span. Links can extend through other members, so the full group can cover a larger area or period. Proximity does not confirm that they describe one incident.
- HYDROLANT 1454/18 · this notice2018-05-09 · Archived notice
- HYDROLANT 1689/182018-05-29 · Archived notice
- HYDROLANT 2437/182018-07-30 · Archived notice
- HYDROLANT 2590/182018-08-13 · Archived notice
Current notices and reporting history in the Gulf of Guinea →
- issued
- 2018-05-09 19:26Z
- status
- Archived notice
- authority
- NAVAREA II 203/18 091925Z MAY 18.
- NAVAREA
- NAVAREA II · named as the source of this relay
- sea
- Gulf of Guinea
- position
- 5.518, 5.120
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
GULF OF GUINEA. NIGERIA. DNC 01. CHART 57120. DANGEROUS WRECK REPORTED IN VICINITY 05-31.1N 005-07.2E.
Reading this warning
- DNC (Digital Nautical Chart)
- A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
- Chart reference
- The number of the nautical chart on which the reported position lies.
- Dangerous wreck
- A sunken vessel close enough to the surface to endanger ships, or wreckage reported in the water.
- Position (degrees and minutes)
- How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Collected reports in this area · wrecks & obstructions
14 within 180 nm since 2010 · 2 in the last 12 months · 2 listed in force now
Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.
- Dangerous wreck in 04-18.50N 007-02.20E2026-05-21
- Newly discovered dangers2026-05-21
- Dangerous wreck in vicinity 06-23.04N 003-37.85E2019-10-02
- Dangerous wreck reported in vicinity 05-31.1N 005-07.2E2018-08-13
- Dangerous wreck in 05-18N 005-13E2018-07-30
- Dangerous wreck in vicinity 06-18.73N 003-22.42E2017-08-30
Month of issue in the collected archive
All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.
Nearby notices listed in force · within 120 nm
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
37 wrecks & obstructions listed in force · see all
Record snapshot 2026-09-24 23:17Z; source collection times vary.
Wrecks
Dangerous wrecks, shoals and submerged obstructions. All current wrecks & obstructions →
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.