Underwater operations 060001Z to 080001Z nov by M/V pourquoi pas in 35-04.1N 012-49.2W
North Atlantic Ocean · HYDROLANT 2922/16
What this record establishes
Archived notice · 2016-11-08 01:01Z
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 317/16 041615Z NOV 16.. Issued 2016-11-04 16:37Z. 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 35.068, -12.820. 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 North Atlantic Ocean →
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2016-11-06 00:01Z | 2016-11-08 00:01Z | — | 48 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
- issued
- 2016-11-04 16:37Z
- status
- Archived notice
- self-cancels
- 2016-11-08 01:01Z
- authority
- NAVAREA II 317/16 041615Z NOV 16.
- NAVAREA
- NAVAREA II · named as the source of this relay
- sea
- North Atlantic Ocean
- position
- 35.068, -12.820
- vessel
- M/V POURQUOI PAS · 108 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH ATLANTIC. DNC 08. 1. UNDERWATER OPERATIONS 060001Z TO 080001Z NOV BY M/V POURQUOI PAS IN 35-04.1N 012-49.2W. TWO MILE BERTH REQUESTED. 2. CANCEL THIS MSG 080101Z NOV 16.
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.
- 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.
- 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.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · survey operations
24 within 180 nm since 2001 · 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.
- Survey operations in progress until further notice by M/V sarmiento de gamboa towing 300 meter long cable…2022-06-15
- Survey operations 150100Z to 190001 jun by M/V sarmiento de gamboa towing 300 meter long cable along…2022-06-13
- Survey operations 01 thru 20 oct by M/V sarmiento de gamboa in area bound by 38-00N 015-00W, 34-00N 015-00W,…2019-09-27
- Survey operations in progress until further notice by M/V kronprins haakon along trackline joining 31-37N…2019-05-11
- Survey operations in progress until 22 sep by M/V sarmiento de gamboa in area bound by 40-28N 013-30W,…2018-08-26
- Survey operations in progress until 31 jul by M/V sarmiento de gamboa in area bound by 34-58N 010-49W,…2018-07-18
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
55 survey operations listed in force · see all
Record snapshot 2026-10-02 06:27Z; source collection times vary.
Surveys
Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →
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.