Cable operations in progress until further notice by cableship rene descartes in vicinity of trackline…
South China Sea · HYDROPAC 636/17
What this record establishes
Archived notice · 2017-03-07 23:13Z
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 XI 136/17 220228Z FEB 17.. Issued 2017-02-22 03:07Z. 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
- South China Sea. The map shows the reported line or operation extent; it is not a vessel track. Check the original wording for limits and qualifications.
Related notices and cancellation links
Current notices and reporting history in the South China Sea →
- issued
- 2017-02-22 03:07Z
- status
- Archived notice
- authority
- NAVAREA XI 136/17 220228Z FEB 17.
- NAVAREA
- NAVAREA XI · named as the source of this relay
- sea
- South China Sea
- position
- 3.789, 112.606
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
SOUTH CHINA SEA. MALAYSIA. DNC 11. 1. CABLE OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY CABLESHIP RENE DESCARTES IN VICINITY OF TRACKLINE JOINING 03-21.5N 113-04.5E, 03-46.7N 112-54.4E, 03-49.9N 112-44.2E, 03-57.0N 112-38.7E, 03-55.5N 112-25.9E, 03-52.9N 112-13.1E, 03-52.5N 111-56.1E. 2. CANCEL HYDROPAC 504/17.
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.
- Cable operations
- A ship is laying, burying or repairing a submarine cable, usually along a stated route.
- Until further notice
- The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
- Track line joining
- Introduces a route through a series of positions — a cable route, a tow's track or a survey line.
- 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.
- Cancellation reference
- A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
- HYDROPAC
- The U.S. long-range warning series for the Pacific outside NAVAREA XII and for the Indian Ocean, Persian Gulf and adjoining seas.
Collected reports in this area · cable & pipeline work
50 within 180 nm since 2000 · 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.
- Pipeline operations 25 may thru 23 jun by M/V rach dua along trackline joining 05-46.05N 111-47.69E,…2020-05-21
- Seismic survey in progress until 15 aug by M/V cgg amadeus towing seven 7000 meter long cables in area bound…2018-07-31
- Seismic survey in progress until 01 aug by M/V cgg amadeus towing seven 7000 meter long cables in area bound…2018-05-23
- Cable operations in progress until further notice by cableship rene descartes in vicinity of trackline…2017-02-11
- Cable operations in progress until further notice by cableship rene descartes in vicinity of trackline…2017-02-05
- Cable operations in progress until 03 mar, alternate 04 thru 13 mar by cableship kddi pacific link in…2017-01-30
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
22 cable & pipeline work listed in force · see all
Record snapshot 2026-09-26 11:55Z; 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.