Surveys

Siesmic survey in progress until 30 oct by M/V nan hai 502 in area bound by 08-55N 117-00E, 08-55N 112-45E,…

HYDROPAC 1544/05

issued
2005-09-21 08:24Z
status
cancelled 2005-10-25 11:08Z (archive)
authority
NAVAREA XI 459/05 21 SEP 05.
position
10.361, 115.675
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. SIESMIC SURVEY IN PROGRESS UNTIL 30 OCT BY
   M/V NAN HAI 502 IN AREA BOUND BY
   08-55N 117-00E,
   08-55N 112-45E,
   09-50N 112-54E,
   09-50N 113-57E,
   11-10N 113-57E,
   11-10N 114-32E,
   11-56N 114-32E,
   11-56N 118-00E,
   10-52N 118-00E.
   FIVE MILE BERTH REQUESTED.
2. CANCEL THIS MSG 31 OCT.

This area · survey operations

2 within 180 nm since 2005 · 0 in the last 12 months · 0 in force now

05
10
14

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.