Surveys

Underwater operations 10 thru 28 aug by M/V discovery 01 in areas bound by: a. 16-09.17N 108-10.82E,…

South China Sea · Vietnam · HYDROPAC 2691/17

issued
2017-08-08 13:34Z
status
cancelled 2017-08-29 00:01Z (archive)
authority
HAIPHONG RADIO 081240Z AUG 17.
sea
South China Sea
position
15.996, 108.403
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTH CHINA SEA.
VIETNAM.
DNC 23.
1. UNDERWATER OPERATIONS 10 THRU 28 AUG BY
   M/V DISCOVERY 01 IN AREAS BOUND BY:
   A. 16-09.17N 108-10.82E, 16-09.13N 108-13.06E,
      16-11.30N 108-13.09E, 16-11.33N 108-10.85E.
   B. 16-06.23N 108-10.72E, 16-06.20N 108-12.96E,
      16-08.37N 108-12.99E, 16-08.40N 108-10.75E.
   C. 15-58.45N 108-23.37E, 15-58.97N 108-25.54E,
      16-01.07N 108-25.00E, 16-00.55N 108-22.83E.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 29 AUG 17.

This area · survey operations

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

06
10
15
19

Season · when survey operations happen here

J
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

86 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.