Underwater operations 142300Z to 151400Z sep by cableship james cook vicinity 24-56.4N 021-16.1W
North Atlantic Ocean · HYDROLANT 1467/11
What this record establishes
Archived notice · 2011-09-15 15:00Z
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 313/11 131340Z SEP 11.. Issued 2011-09-13 14:18Z. 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
- North Atlantic Ocean. The parsed report position is 24.940, -21.268. 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
Current notices and reporting history in the North Atlantic Ocean →
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-09-14 23:00Z | 2011-09-15 14:00Z | — | 15 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2011-09-13 14:18Z
- status
- Archived notice
- self-cancels
- 2011-09-15 15:00Z
- authority
- NAVAREA II 313/11 131340Z SEP 11.
- NAVAREA
- NAVAREA II · named as the source of this relay
- sea
- North Atlantic Ocean
- position
- 24.940, -21.268
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. 1. UNDERWATER OPERATIONS 142300Z TO 151400Z SEP BY CABLESHIP JAMES COOK VICINITY 24-56.4N 021-16.1W. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 1452/11. 3. CANCEL THIS MSG 151500Z SEP.
Reading this warning
- Underwater operations
- Divers or remotely operated vehicles are working below a vessel that cannot easily move out of the way.
- 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.
- Cable operations
- A ship is laying, burying or repairing a submarine cable, usually along a stated route.
- 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.
- Wide berth requested
- Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
- Cancellation reference
- A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
- HYDROLANT
- The U.S. long-range warning series for Atlantic waters outside NAVAREA IV, including the eastern Atlantic, the Mediterranean and adjoining seas.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · cable & pipeline work
10 within 180 nm since 2011 · 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.
- Cable operations 241200Z nov until further notice by M/V ile de batz along trackline joining 30-33.60N…2023-11-23
- Cable operations 250001Z nov until further notice by M/V ile de batz along trackline joining 20-05.60N…2023-11-22
- Cable operations in progress until further notice by cableship ile d'ouessant along trackline joining…2021-05-01
- Cable operations in progress until further notice by cableship ile de sein along trackline joining 25-27N…2021-02-02
- Cable operations in progress until 102359Z aug by M/V crs rebecca along trackline between 25-55N 024-53W and…2015-07-16
- Cable repair operations in progress until 16 nov by cableship ile de brehat in 24-08.6N 018-47.8W2011-11-12
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
24 cable & pipeline work listed in force · see all
Record snapshot 2026-10-02 07:45Z; source collection times vary.
Cable ops
Cable laying, pipeline and seismic operations. All current cable & pipeline work →
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.