Cable ops

Pipeline operations until further notice in areas bound by: 1. 41-01.61N 029-00.60E, 41-01.58N 029-00.34E,…

Sea of Marmara · HYDROLANT 1183/07

What this record establishes

Archived notice · 2008-02-09 10:41Z

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 III 285/07 061931Z JUL 07.. Issued 2007-07-06 20:51Z. 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 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 Sea of Marmara →

issued
2007-07-06 20:51Z
status
Archived notice
authority
NAVAREA III 285/07 061931Z JUL 07.
NAVAREA
NAVAREA III · named as the source of this relay
sea
Sea of Marmara
position
41.022, 28.997
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

PIPELINE OPERATIONS UNTIL FURTHER NOTICE IN AREAS
BOUND BY:
1. 41-01.61N 029-00.60E, 41-01.58N 029-00.34E,
   41-01.53N 028-59.89E, 41-01.37N 028-59.67E,
   41-00.99N 028-59.65E, 41.01.39N 029-00.41E.
2. 41-01.08N 028-58.97E, 41-01.32N 028-59.34E,
   41-01.00N 028-59.39E, 41-01.00N 028-59.25E.

Reading this warning

Until further notice
The operation or danger has no scheduled end; the warning stays in force until a later message cancels it.
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.

All warning terms →

Collected reports in this area · cable & pipeline work

106 within 180 nm since 1999 · 4 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

23 cable & pipeline work listed in force · see all

Record snapshot 2026-09-24 23:13Z; 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.