Surveys

Underwater operations 21 aug thru 01 sep, alternate 02 sep, by M/V ocean titan in area bound by 29-29-07N…

Philippine Sea · HYDROPAC 3047/18

issued
2018-08-19 12:11Z
status
cancelled 2018-08-20 12:06Z (archive)
authority
NAVAREA XI 421/18 191134Z AUG 18.
position
29.424, 141.127
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

PHILIPPINE SEA.
DNC 12.
1. UNDERWATER OPERATIONS 21 AUG THRU 01 SEP, ALTERNATE
   02 SEP, BY M/V OCEAN TITAN IN AREA BOUND BY
   29-29-07N 141-02-33E, 29-28-50N 141-12-54E,
   29-22-11N 141-13-29E, 29-21-48N 141-01-48E.
2. CANCEL THIS MSG 03 SEP 18.

This area · survey operations

55 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
00
05
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15
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24

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

Timeline

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

73 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.