Underwater cable operations in progress until 22 may within one mile of 40-49.0N 029-04.8E
Sea of Marmara · HYDROLANT 963/99
What this record establishes
Archived notice · 1999-05-23 00:00Z
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). Issued 1999-05-12 10:05Z. 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
- Sea of Marmara. The parsed report position is 40.817, 29.080 with a 1.0 nm radius. 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 Sea of Marmara →
- issued
- 1999-05-12 10:05Z
- status
- Archived notice
- sea
- Sea of Marmara
- position
- 40.817, 29.080 · r 1.0 nm
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER CABLE OPERATIONS IN PROGRESS UNTIL 22 MAY WITHIN ONE MILE OF 40-49.0N 029-04.8E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 23 MAY.
Reading this warning
- Cable operations
- A ship is laying, burying or repairing a submarine cable, usually along a stated route.
- Within a radius of
- A circular area — every position within a stated distance of a point.
- 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 · cable & pipeline work
102 within 180 nm since 1999 · 3 in the last 12 months · 2 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 until further notice by cableship sophie germain in area bound by 40-40.27N 027-15.72E,…2026-08-31
- Pipeline operations 05 jun thru 07 oct by M/V oruc reis, M/V mukavemet, M/V zaganos pasa, M/V denar…2026-06-04
- Pipeline operations in progress until 07 oct 26 by M/V mukavemet, M/V oruc rei̇s, M/V dina polaris, M/V…2025-10-07
- Pipeline operations in progress until 212059Z feb 23 by M/V seven pegasus, M/V castorone, M/V simon stevin,…2022-11-01
- Cable operations 030001Z to 190001Z jan by cableship raymond croze with submersible in areas bound by: a.…2022-01-01
- Cable operations 26 dec thru 03 jan 22 by cableship raymond croze with submersible in 41-11.75N 029-06.10E2021-12-22
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
- Drilling operations by fatih platform (imo 9503770Surveys · 95.1 nm
Worldwide in the collected sources
23 cable & pipeline work listed in force · see all
Record snapshot 2026-10-03 04:00Z; 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.