Underwater operations in progress until 03 mar 14 in area bound by 27-46.16N 110-55.23W, 27-46.16N…
Gulf of California · NAVAREA XII 324/13
What this record establishes
Archived notice · 2014-03-04 00:01Z
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) · MEXICO XII 217/13 301939Z DEC 13.. Issued 2013-12-30 20:44Z. 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 California. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.
Current notices and reporting history in the Gulf of California →
- issued
- 2013-12-30 20:44Z
- status
- Archived notice
- authority
- MEXICO XII 217/13 301939Z DEC 13.
- NAVAREA
- NAVAREA XII
- issued by
- MEXICO XII
- sea
- Gulf of California
- position
- 27.742, -110.849
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
GOLFO DE CALIFORNIA. 1. UNDERWATER OPERATIONS IN PROGRESS UNTIL 03 MAR 14 IN AREA BOUND BY 27-46.16N 110-55.23W, 27-46.16N 110-50.71W, 27-47.41N 110-46.69W, 27-43.58N 110-46.69W, 27-42.29N 110-50.74W, 27-42.31N 110-55.21W. 2. CANCEL THIS MSG 04 MAR 14.
Reading this warning
- Underwater operations
- Divers or remotely operated vehicles are working below a vessel that cannot easily move out of the way.
- Area bound by
- Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
- 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.
- 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
5 within 180 nm since 2010 · 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.
- Underwater operations 080900Z apr to 030900Z may by M/V atlantis and submersible alvin in: a. area within 40…2024-04-05
- Survey operations in progress 01 thru 09 jun by M/V nautilus: a. in 27-30-14.8N 111-40-52.0W2017-05-26
- Golfo de california2013-02-26
- Underwater operations 30 may thru 09 jul by M/V l'atalante with submersible along trackline between 27-02N…2010-05-29
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
56 survey operations listed in force · see all
Record snapshot 2026-10-02 16:22Z; 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.