Surveys

Underwater operations 28 aug thru 20 oct by M/V chu ba phuong along trackline between 07-27.4N 108-24.9E and…

South China Sea · HYDROPAC 2524/13

issued
2013-08-23 12:06Z
status
cancelled 2013-08-28 15:19Z (archive)
authority
NAVAREA XI 618/13 231143Z AUG 13.
sea
South China Sea
position
7.401, 108.364
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH CHINA SEA.
1. UNDERWATER OPERATIONS 28 AUG THRU 20 OCT
   BY M/V CHU BA PHUONG ALONG TRACKLINE BETWEEN
   07-27.4N 108-24.9E AND 07-20.7N 108-18.8E.
2. CANCEL THIS MSG 21 OCT 13.

This area · survey operations

20 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

06
10
15
20
22

Season · when survey operations happen here

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M
J
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month of issue, all years in the archive

Timeline

Nearby now · within 120 nm

Worldwide now

83 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations

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.