Exercises
Hazardous operations 2000Z to 0100Z commencing daily 09 nov thru 09 dec in area bound by 01-12N 000-52W,…
HYDROLANT 1830/07
- issued
- 2007-11-04 07:32Z
- status
- cancelled 2007-11-15 13:09Z (archive)
- self-cancels
- 2007-12-10 02:00Z
- authority
- NAVAREA II 393/07 040615Z NOV 07.
- sea
- North Atlantic Ocean
- position
- 1.546, -9.574
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 2000Z TO 0100Z COMMENCING DAILY 09 NOV THRU 09 DEC IN AREA BOUND BY 01-12N 000-52W, 00-35N 001-04W, 01-07N 015-54W, 02-55N 015-41W. 2. CANCEL THIS MSG 100200Z DEC.
Activity windows · 31 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2007-11-09 20:00Z | 2007-11-10 01:00Z | — | 5 h |
| 2007-11-10 20:00Z | 2007-11-11 01:00Z | — | 5 h |
| 2007-11-11 20:00Z | 2007-11-12 01:00Z | — | 5 h |
| 2007-11-12 20:00Z | 2007-11-13 01:00Z | — | 5 h |
| 2007-11-13 20:00Z | 2007-11-14 01:00Z | — | 5 h |
| 2007-11-14 20:00Z | 2007-11-15 01:00Z | — | 5 h |
| 2007-11-15 20:00Z | 2007-11-16 01:00Z | — | 5 h |
| 2007-11-16 20:00Z | 2007-11-17 01:00Z | — | 5 h |
| … 23 more | |||
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · military exercises
23 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
06
10
15
17
- Hazardous operations: a. 2025Z to 0005Z commencing daily 14 feb thru 14 mar in area bound by 05-16N 047-26W,…2017-02-09
- Hazardous operations2016-08-19
- Hazardous operations2010-10-22
- Hazardous operations2010-06-19
- Hazardous operations 1500Z to 2325Z daily 29 oct thru 29 nov in area bound by 01-16N 000-51W, 00-32S…2009-10-24
- Hazardous operations 2000Z to 0103Z commencing daily 30 sep thru 30 oct in area bound by 00-41N 000-43W,…2009-09-24
Season · when military exercises 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 1830/07 and this msg, operations completedcancelled by · 2007-11-15
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
35 military exercises in force · see all
Exercises
Gunnery, firing and naval exercise areas. All current military exercises →
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.