Spills

Gulf of Guinea

Gulf of Guinea · HYDROLANT 2235/11

What this record establishes

Archived notice · 2011-12-31 10:55Z

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 473/11 240827Z DEC 11.. Issued 2011-12-24 11:07Z. 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 4.557, 4.622. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the Gulf of Guinea →

issued: 2011-12-24 11:07Z
status: Archived notice
authority: NAVAREA II 473/11 240827Z DEC 11.
NAVAREA: NAVAREA II · named as the source of this relay
sea: Gulf of Guinea
position: 4.557, 4.622
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

GULF OF GUINEA.
CHART 57006
NAVIGATION PROHIBITED VICINITY
04-33.4N 004-37.3E DUE TO OIL SPILL.

Reading this warning

Chart reference: The number of the nautical chart on which the reported position lies.
Navigation prohibited: Ships may not enter or pass through the area, or a port is closed to traffic.
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.
Oil spill / pollution: Oil or chemicals in the water, and the response vessels working to contain them.

All warning terms →

Collected reports in this area · spills & pollution incidents

2 within 180 nm since 1980 · 0 in the last 12 months · 0 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.

5; niger delta, forcados, nigeria1980-01-17

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

7 spills & pollution incidents listed in force · see all

Record snapshot 2026-10-01 20:17Z; source collection times vary.

Spills

Oil and chemical spills, groundings and vessel casualties with a pollution threat: NOAA IncidentNews responses since 1957, and spill-response areas broadcast as navigational warnings. All current spills & pollution incidents →

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.