Exercises
Hazardous operations 1100Z to 1600Z daily 05 thru 12 dec in area bound by 04-26S 033-14W, 03-06S 030-38W,…
HYDROLANT 4009/00
- issued
- 2000-12-02 05:40Z
- status
- cancelled 2000-12-12 06:50Z (archive)
- self-cancels
- 2000-12-12 17:00Z
- cancels
- HYDROLANT 3989/00
- authority
- NAVAREA V 2544/00 AOR-E EGC #386 020429Z DEC 00
- sea
- South Atlantic Ocean
- position
- -4.727, -31.433
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. HAZARDOUS OPERATIONS 1100Z TO 1600Z DAILY 05 THRU 12 DEC IN AREA BOUND BY 04-26S 033-14W, 03-06S 030-38W, 05-00S 029-38W, 06-22S 032-13W. 2. CANCEL HYDROLANT 3989/00. 3. CANCEL THIS MSG 121700Z DEC.
Activity windows · 8 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2000-12-05 11:00Z | 2000-12-05 16:00Z | — | 5 h |
| 2000-12-06 11:00Z | 2000-12-06 16:00Z | — | 5 h |
| 2000-12-07 11:00Z | 2000-12-07 16:00Z | — | 5 h |
| 2000-12-08 11:00Z | 2000-12-08 16:00Z | — | 5 h |
| 2000-12-09 11:00Z | 2000-12-09 16:00Z | — | 5 h |
| 2000-12-10 11:00Z | 2000-12-10 16:00Z | — | 5 h |
| 2000-12-11 11:00Z | 2000-12-11 16:00Z | — | 5 h |
| 2000-12-12 11:00Z | 2000-12-12 16:00Z | — | 5 h |
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
25 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
23
- Hazardous operations 051400Z to 052000Z nov in area within ten miles of 01-52.00S 031-58.00W2023-11-01
- Hazardous operations 051400Z to 052000Z nov in area within ten miles of 01-52.00S 031-58.00W2023-11-01
- Hazardous operations 011100Z to 012000Z oct in area within five miles of 04-50.00S 033-53.00W2022-09-26
- Hazardous operations 241000Z sep to 022000Z oct in area within 30 miles of 02-10S 032-00W2020-09-19
- Hazardous operations 121700Z to 122000Z jul within eight miles of 04-25.47S 032-52.23W2018-07-06
- Hazardous operations 081100Z to 081500Z jul within 10 miles of 04-22S 033-27W2017-07-03
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
- Hazardous operations 1100Z to 1600Z daily 05 thru 12 dec within: a. 35 miles of 04-10S 033-02W, b. 40.5…cancels · 2000-12-01
- Hazardous operations 1100Z to 1600Z daily 05 thru 12 dec within: a. 35 miles of 04-10S 033-02W, b. 40.5…replaced · 2000-12-01
- Seismic survey in progress until 13 dec by M/V cgg harmattan towing six 6482 meter long cables in area bound…cancelled by · 2000-12-12
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.