Surveys

Underwater operations 121400Z to 141400Z feb by M/V teneo in vicinity 36-10N 006-50W

HYDROLANT 322/99

issued
1999-02-12 10:45Z
status
cancelled 1999-02-14 00:00Z (archive)
self-cancels
1999-02-14 15:00Z
sea
North Atlantic Ocean
position
36.167, -6.833
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. UNDERWATER OPERATIONS 121400Z TO 141400Z FEB
   BY M/V TENEO IN VICINITY 36-10N 006-50W.
   WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 141500Z FEB.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
1999-02-12 14:00Z1999-02-14 14:00Z48 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

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

99
00
05
10
15
20
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

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.