Surveys

Underwater operations 032300Z to 062300Z dec in area bound by 48-20N 007-30W, 48-20N 007-20W, 47-20N 007…

HYDROLANT 2253/05

issued
2005-12-02 16:45Z
status
cancelled 2005-12-06 16:46Z (archive)
self-cancels
2005-12-07 00:01Z
authority
NAVAREA II 403/05 021634Z DEC 05.
sea
North Atlantic Ocean
position
47.527, -8.619
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS 032300Z TO 062300Z DEC
   IN AREA BOUND BY
   48-20N 007-30W, 48-20N 007-20W,
   47-20N 007 20W, 47-20N 007-40W,
   47-00N 007-40W, 47-00N 010-00W,
   47-40N 010-00W, 47-40N 009-40W,
   48-00N 009-40W, 48-00N 007-48W,
   48-20N 007-30W.
2. CANCEL THIS MSG 070001Z DEC.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2005-12-03 23:00Z2005-12-06 23:00Z72 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

This area · survey operations

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

99
00
05
10
15
20
23

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

84 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.