Surveys
Underwater operations 190001Z to 201700Z may by M/V georges petit in area between 42-47N 42-40N and 005-50E…
HYDROLANT 1011/99
- issued
- 1999-05-18 15:25Z
- status
- cancelled 1999-05-20 18:00Z (archive)
- self-cancels
- 1999-05-20 18:00Z
- cancels
- HYDROLANT 994/99
- authority
- NAVAREA III 193/99 181212Z MAY 99
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS 190001Z TO 201700Z MAY BY M/V GEORGES PETIT IN AREA BETWEEN 42-47N 42-40N AND 005-50E 006-04E. WIDE BERTH REQUESTED. 2. CANCEL HYDROLANT 994/99, AID RESTORED. 3. CANCEL THIS MSG 201800Z MAY.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 1999-05-19 00:01Z | 1999-05-20 17:00Z | — | 40 h 59 |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
Timeline
- Sanguinaires islands light 41-52.7N 008-35.7E unlitreplaced · 1999-05-17
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
83 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.