Cable ops

Pipeline operations are in progress by five vessels in the Black Sea off Turkey until 07 Oct 26; wide berth requested.

Black Sea · HYDROLANT 1668/25

What this record establishes

Listed in force

The latest collected record lists this warning as active. This is the status of the notice, not a live observation of conditions at the location.

Source and dates
NGA MSI in-force warnings (DailyMem*.txt). Issued 2025-10-07 01:16Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-10-01 05:32Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Black Sea. 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 Black Sea →

issued
2025-10-07 01:16Z
status
Listed in force
self-cancels
2026-10-08 00:01Z
sea
Black Sea
position
42.448, 31.335
vessels
M/V ATAMAN · 27 messagesM/V DINA POLARISM/V MUKAVEMET · 2 messagesM/V ORUC REM/V ZAGANOS PASA · 3 messages
nearest port
Istanbul · 136 nm
source
NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-08-17 13:41Z

Original warning text

BLACK SEA.
TURKEY.
DNC 10.
1. PIPELINE OPERATIONS IN PROGRESS UNTIL
   07 OCT 26 BY M/V MUKAVEMET, M/V ORUC REİS,
   M/V DINA POLARIS, M/V ZAGANOS PASA
   AND M/V ATAMAN IN AREA BOUND BY
   43-04.17N 031-44.69E, 42-57.10N 031-31.46E,
   43-09.03N 031-38.13E, 42-45.44N 031-10.79E,
   43-07.31N 031-09.44E, 42-56.74N 030-45.54E,
   42-49.30N 030-36.69E, 42-43.32N 030-45.37E,
   42-47.80N 030-34.44E, 42-39.61N 030-14.64E,
   42-30.76N 030-45.58E, 42-30.30N 030-24.30E,
   41-54.04N 031-31.98E, 41-37.27N 031-44.43E,
   41-32.48N 031-56.63E, 41-58.78N 031-37.39E,
   41-36.20N 032-06.45E.
   WIDE BERTH REQUESTED.
2.  CANCEL THIS MSG 080001Z OCT 26.

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.
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.
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.
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.

All warning terms →

Conditions at the position · now

loading…

MET Norway · NOAA WaveWatch III · HYCOM · GEBCO 2020 · model data at the centroid, not an observation

Collected reports in this area · cable & pipeline work

119 within 180 nm since 1999 · 3 in the last 12 months · 2 listed in force now

99
00
05
10
15
20
25
26

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.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

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

Worldwide in the collected sources

24 cable & pipeline work listed in force · see all

Record snapshot 2026-10-01 05:35Z; 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.