Exercises
Hazardous operations
Brazil-southeast Coast · HYDROLANT 1143/11
- issued
- 2011-07-15 00:37Z
- status
- cancelled 2011-07-28 21:30Z (archive)
- self-cancels
- 2011-07-28 21:30Z
- cancels
- HYDROLANT 1121/11
- authority
- NAVAREA V S 583/11 150014Z JUL 11.
- sea
- South Atlantic Ocean
- position
- -22.982, -43.157
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-SOUTHEAST COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS:
A. 112000Z TO 282030Z JUL IN AREA BOUND BY
22-58.11S 043-09.30W, 22-58.65S 043-08.20W,
22-59.79S 043-08.95W, 22-59.75S 043-10.14W,
22-58.90S 043-09.68W.
B. 112000Z TO 282030Z JUL IN AREA BOUND BY
22-57.90S 043-09.64W, 22-58.02S 043-09.50W,
22-58.74S 043-09.90W, 22-59.15S 043-11.00W,
22-58.00S 043-10.00W.
C. 122100Z TO 171100Z AND 232030Z TO 282030Z JUL
IN AREA BETWEEN
22-54.60S 22-55.10S AND 043-09.60W 043-09.30W.
2. CANCEL HYDROLANT 1121/11.
3. CANCEL THIS MSG 282130Z JUL.
Activity windows · 3 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-07-11 20:00Z | 2011-07-28 20:30Z | — | 408 h 30 |
| 2011-07-12 21:00Z | 2011-07-17 11:00Z | — | 110 h |
| 2011-07-23 20:30Z | 2011-07-28 20:30Z | — | 120 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
623 within 180 nm since 1999 · 3 in the last 12 months · 2 in force now
99
00
05
10
15
20
25
26
- Hazardous operations 250900Z to 272100Z aug in area within seven miles of 24-26.04S 045-39.91W2026-08-20
- Hazardous operations 0800Z to 2100Z daily 18 thru 20 aug in area within ten miles of 25-06.00S 041-13.00W2026-08-13
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…2026-07-29
- Hazardous operations 220000Z to 252359Z apr in area bound by 23-23.00S 042-15.00W, 23-23.00S 042-45.00W,…2024-04-19
- Hazardous operations 241400Z to 242100Z mar in area bound by 23-40.00S 041-50.00W, 23-40.00S 042-21.00W,…2024-03-19
- Hazardous operations 181300Z to 181900Z mar in area within three miles of 23-02.00S 043-03.00W2024-03-13
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
Nearby now · within 120 nm
- Ponta dos meros light 23-13.57S 044-20.83W unlit until 26 sepNav aids · 67.3 nm
- Hazardous operations in progress until 060400Z jun 27 in area bound by 24-39.87S 042-29.30W, 24-39.78S…Exercises · 106.3 nm
- Survey operations 10 aug 26 thru 08 mar 27 by tug mce navegacao I in area bound by 22-48.38S 041-08.21W,…Surveys · 115.1 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.