Exercises
Hazardous operations
South Atlantic · Gulf of Guinea · HYDROLANT 464/10
- issued
- 2010-03-18 04:37Z
- status
- cancelled 2010-03-22 10:58Z (archive)
- self-cancels
- 2010-03-23 11:00Z
- authority
- NAVAREA II 98/10 180406Z MAR 10.
- sea
- South Atlantic Ocean
- position
- -3.833, 1.833 · r 45.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
SOUTH ATLANTIC. GULF OF GUINEA. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 230730Z TO 231000Z MAR WITHIN 45 MILES OF 03-50S 001-50E. 2. CANCEL THIS MSG 231100Z MAR.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2010-03-23 07:30Z | 2010-03-23 10:00Z | — | 2 h 30 |
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
1 within 180 nm since 2010 · 0 in the last 12 months · 0 in force now
Season · when military exercises happen here
J
F
M
A
M
J
J
A
S
O
N
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month of issue, all years in the archive
Timeline
- Hazardous operationscancelled by · 2010-03-22
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.