Underwater cable operations 281400Z nov until further notice by M/V certamen within three miles of 41-13.7N…
Tyrrhenian Sea · HYDROLANT 2553/99
What this record establishes
Archived notice · 1999-12-09 18:13Z
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) · MARIDIPART TARANTO 271200Z NOV 99. Issued 1999-11-27 15:00Z. 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
- Tyrrhenian Sea. The parsed report position is 41.228, 13.645 with a 3.0 nm radius. 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
- Cancel HYDROLANT 2553/99 and this msg, operations completedlater cancellation notice
Current notices and reporting history in the Tyrrhenian Sea →
- issued
- 1999-11-27 15:00Z
- status
- Archived notice
- authority
- MARIDIPART TARANTO 271200Z NOV 99
- issued by
- MARIDIPART TARANTO
- sea
- Tyrrhenian Sea
- position
- 41.228, 13.645 · r 3.0 nm
- vessel
- M/V CERTAMEN · 30 messages
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
UNDERWATER CABLE OPERATIONS 281400Z NOV UNTIL FURTHER NOTICE BY M/V CERTAMEN WITHIN THREE MILES OF 41-13.7N 013-38.7E. WIDE BERTH REQUESTED.
Reading this warning
- Cable operations
- A ship is laying, burying or repairing a submarine cable, usually along a stated route.
- 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.
- Until further notice
- The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
- 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.
Collected reports in this area · cable & pipeline work
34 within 180 nm since 1999 · 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 in progress until 14 apr by M/V rebecca along trackline joining 38-56.44N 010-50.23E,…2021-04-05
- Cable operations in progress until 072359Z feb by cableship lida in vicinity of trackline joining 41-27.68N…2019-02-04
- Underwater operations 120400Z sep until further notice by cableship raymond croze along trackline between…2017-09-13
- Underwater operations 120400Z sep until further notice by cableship raymond croze in vicinity of trackline…2017-09-11
- Underwater operations 010800Z sep until further notice by cableship raymond croze with submersible along…2017-08-31
- Cable operations in progress until 30 jan by cableship raymond croze with submersible in vicinity of…2017-01-27
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
23 cable & pipeline work listed in force · see all
Record snapshot 2026-10-03 18:10Z; 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.