Surveys
Underwater operations 140800Z to 142000Z nov in area within 40 miles of 47-40N 007-00W
Celtic Sea · HYDROLANT 3636/17
- issued
- 2017-11-10 17:20Z
- status
- cancelled 2017-11-14 21:00Z (archive)
- self-cancels
- 2017-11-14 21:00Z
- authority
- NAVAREA II 422/17 101622Z NOV 17.
- sea
- Celtic Sea
- position
- 47.667, -7.000 · r 40.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
CELTIC SEA. DNC 08, DNC 19. 1. UNDERWATER OPERATIONS 140800Z TO 142000Z NOV IN AREA WITHIN 40 MILES OF 47-40N 007-00W. 2. CANCEL THIS MSG 142100Z NOV 17.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2017-11-14 08:00Z | 2017-11-14 20:00Z | — | 12 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
477 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- Underwater operations 02 thru 11 oct by M/V atalante in area bound by 47-26.59N 006-34.33W, 46-52.40N…2023-09-29
- Survey operations in progress until 060001Z oct by M/V pourquoi pas in area bound by 47-17.05N 009-17.05W,…2023-09-25
- Survey operations 072201Z to 112159Z jun by vessel nanoplon in area within one mile of 48-20.67N 008-22.08W2023-06-06
- Survey operations 19 thru 25 apr in area bound by 48-00.00N 009-29.00W, 48-00.00N 007-56.00W, 46-54.00N…2023-04-17
- Scientific mooring established in 47-04.22N 003-19.86W until 27 mar2023-03-21
- Oceanographic equipment temporarily established 20 thru 28 mar by M/V reborn in 47-04.22N 003-19.86W2023-03-18
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
86 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.