Cable ops

Seismic survey in progress until 05 sep by vessel towing six 6000 meter long cables in area bound by 19-12N…

South China Sea · Gulf of Tonkin · HYDROPAC 2436/13

issued
2013-08-15 10:59Z
status
cancelled 2013-09-06 00:01Z (archive)
authority
NAVAREA XI 596/13 150921Z AUG 13.
position
18.708, 107.875
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH CHINA SEA.
GULF OF TONKIN.
1. SEISMIC SURVEY IN PROGRESS UNTIL 05 SEP BY
   VESSEL TOWING SIX 6000 METER LONG CABLES
   IN AREA BOUND BY
   19-12N 107-45E, 19-12N 107-59E,
   18-08N 107-59E, 18-08N 107-50E,
   18-25N 107-50E, 18-25N 107-45E.
2. CANCEL THIS MSG 06 SEP 13.

This area · cable & pipeline work

28 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

00
05
10
15
16

Season · when cable & pipeline work happen here

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F
M
A
M
J
J
A
S
O
N
D

month of issue, all years in the archive

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

35 cable & pipeline work in force · see all

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.