Surveys
Underwater operations 080700Z to 112359Z aug by M/V teneo vicinity 37-25.6N 010-34.0E
HYDROLANT 1648/99
- issued
- 1999-08-07 15:12Z
- status
- cancelled 1999-08-10 01:16Z (archive)
- self-cancels
- 1999-08-12 01:00Z
- authority
- NAVAREA III 344/99 7 AUG 99
- sea
- Mediterranean Sea - Western Basin
- position
- 37.427, 10.567
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS 080700Z TO 112359Z AUG BY M/V TENEO VICINITY 37-25.6N 010-34.0E. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 120100Z AUG.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1999-08-08 07:00Z | 1999-08-11 23:59Z | — | 88 h 59 |
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
221 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 30 jun by M/V ng driller along trackline joining 39-13.99N 007-49.47E,…2024-04-24
- Survey operations in progress until 15 apr by M/V ng driller in: a. 39-13.99N 007-49.48E2024-02-01
- Survey operations 20 aug thru 17 sep by M/V dallaporta in area bound by 40-38.53N 010-05.00E, 41-20.54N…2022-08-18
- Survey operations 08 thru 30 jun by M/V mg worker in area bound by 39-20.63N 008-17.09E, 39-20.63N…2022-06-07
- Survey operations 10 apr thru 10 may by M/V dalla porta in: a. 37-23.06N 011-35.59E2022-04-08
- Survey operations in progress until 12 mar 22 by M/V artabro in area bound by 36-46.3N 011-01.8E, 37-01.5N…2021-10-30
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 1647/99, 1648/99 and this msgcancelled by · 1999-08-10
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
85 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.