Cable ops

Underwater operations 091000Z to 102000Z aug by cableship leon thevenin with submersible in area between…

Eastern North Atlantic · France-west Coast · HYDROLANT 1243/11

issued
2011-08-07 01:31Z
status
cancelled 2011-08-10 21:00Z (archive)
self-cancels
2011-08-10 21:00Z
authority
NAVAREA II 243/11 070036Z AUG 11.
sea
Celtic Sea
position
48.050, -6.117
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

EASTERN NORTH ATLANTIC.
FRANCE-WEST COAST.
1. UNDERWATER OPERATIONS 091000Z TO 102000Z AUG
   BY CABLESHIP LEON THEVENIN WITH SUBMERSIBLE
   IN AREA BETWEEN
   48-00N 48-15N AND 006-00W 006-15W.
2. ACOUSTIC BEACON ESTABLISHED IN 48-03N 006-07W.
   WIDE BERTH REQUESTED.
3. CANCEL THIS MSG 102100Z AUG.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2011-08-09 10:00Z2011-08-10 20:00Z34 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 · cable & pipeline work

533 within 180 nm since 1998 · 0 in the last 12 months · 0 in force now

98
00
05
10
15
20
24

Season · when cable & pipeline work 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

40 cable & pipeline work in force · see all

Cable ops

Cable laying, pipeline and seismic operations. All current cable & pipeline work

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.