Exercises
Hazardous operations
Brazil-south Coast · HYDROLANT 1688/10
- issued
- 2010-09-08 03:56Z
- status
- cancelled 2010-09-14 19:00Z (archive)
- self-cancels
- 2010-09-14 19:00Z
- authority
- NAVAREA V S 1237/10 080011Z SEP 10.
- sea
- South Atlantic Ocean
- position
- -23.056, -43.725
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-SOUTH COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS:
A. 131700Z TO 131800Z SEP IN AREA BOUND BY
23-02.03S 043-35.03W, 23-04.03S 043-35.03W,
23-05.03S 043-47.03W, 23-02.03S 043-47.03W.
B. 141700Z TO 141800Z SEP IN AREA BOUND BY
23-02.03S 043-51.03W, 23-02.00S 043-35.03W,
23-04.03S 043-35.03W, 23-05.03S 043-51.03W.
2. CANCEL THIS MSG 141900Z SEP.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2010-09-13 17:00Z | 2010-09-13 18:00Z | — | 1 h |
| 2010-09-14 17:00Z | 2010-09-14 18:00Z | — | 1 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
620 within 180 nm since 1999 · 2 in the last 12 months · 1 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 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
- Hazardous operations 132200Z to 140400Z mar in area bound by 23-40.00S 041-50.00W, 23-40.00S 042-21.00W,…2024-03-12
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
Nearby now · 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.