Cable ops

Cable operations 18 thru 22 jul, alternate 23 thru 28 jul by M/V kddi ocean link in area bound by 35-57.1N…

Yellow Sea · HYDROPAC 2569/18

What this record establishes

Archived notice · 2018-07-15 12:01Z

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 353/18 131144Z JUL 18.. Issued 2018-07-13 12:39Z. 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
Yellow 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.

Related notices and cancellation links

Current notices and reporting history in the Yellow Sea →

issued
2018-07-13 12:39Z
status
Archived notice
authority
NAVAREA XI 353/18 131144Z JUL 18.
NAVAREA
NAVAREA XI · named as the source of this relay
sea
Yellow Sea
position
35.828, 121.071
vessel
M/V KDDI OCEAN LINK · 46 messages
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

YELLOW SEA.
CHINA.
DNC 23.
1. CABLE OPERATIONS 18 THRU 22 JUL, ALTERNATE
   23 THRU 28 JUL BY M/V KDDI OCEAN LINK
   IN AREA BOUND BY
   35-57.1N 120-52.9E, 35-55.6N 121-03.1E,
   35-45.5N 121-07.4E, 35-39.8N 121-08.0E,
   35-39.8N 121-05.3E, 35-45.5N 121-04.7E,
   35-53.9N 121-01.1E, 35-55.0N 120-52.5E.
   WIDE BERTH REQUESTED.
2. CANCEL HYDROPAC 2476/18.
3. CANCEL THIS MSG 29 JUL 18.

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.
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.
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.
CANCEL THIS MSG
The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

Collected reports in this area · cable & pipeline work

19 within 180 nm since 2002 · 0 in the last 12 months · 0 listed in force now

02
05
10
15
20
22

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

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 12:10Z; 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.