Surveys
Underwater operations 221400Z to 230001Z oct by M/V discovery in 28-27N 015-40W
HYDROLANT 2043/09
- issued
- 2009-10-22 10:56Z
- status
- cancelled 2009-10-23 01:01Z (archive)
- self-cancels
- 2009-10-23 01:01Z
- authority
- NAVAREA II 278/09 221002Z OCT 09.
- sea
- North Atlantic Ocean
- position
- 28.450, -15.667
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS 221400Z TO 230001Z OCT BY M/V DISCOVERY IN 28-27N 015-40W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 230101Z OCT.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2009-10-22 14:00Z | 2009-10-23 00:01Z | — | 10 h 01 |
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
45 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
24
- Survey operations in progress until 082359Z feb by M/V ramon margalef in area within four miles of 28-00.00N…2024-02-02
- Survey operations in progress until 090800Z feb by M/V sarmiento de gamboa in area bound by 28-34.70N…2024-01-28
- Survey operations 221900Z jan thru 010800Z feb by M/V sarmiento de gamboa in area bound by 28-16.80N…2024-01-21
- Survey operations 281500Z feb to 011700Z mar by M/V sarmiento de gamboa in area within seven miles of…2023-02-28
- Underwater operations 261500Z thru 281300Z feb in area within 7 miles of 29-10.00N 015-29.00W2023-02-26
- Survey operations in progress until 25 feb by M/V ramon margalef in vicinity 27-37.00N 017-59.00W2023-02-24
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
Timeline
- Cancel HYDROLANT 1995/09, operations completedcancelled by · 2009-10-22
Nearby now · 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.