Exercises
Hazardous operations
Brazil-north Coast · HYDROLANT 1579/11
- issued
- 2011-09-28 02:48Z
- status
- cancelled 2011-10-20 21:00Z (archive)
- self-cancels
- 2011-10-20 21:00Z
- authority
- NAVAREA V E 828/11 280134Z SEP 11.
- sea
- South Atlantic Ocean
- position
- -2.137, -38.875
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-NORTH COAST. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 031000Z TO 202000Z OCT IN AREA BOUND BY 03-20S 038-50W, 01-30S 040-00W, 01-10S 038-10W, 03-20S 038-20W. 2. CANCEL THIS MSG 202100Z OCT.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-10-03 10:00Z | 2011-10-20 20:00Z | — | 418 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
29 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
06
10
15
20
22
- Hazardous operations 181000Z to 181900Z oct in area within ten miles of 04-15.00S 036-48.00W2022-10-13
- Hazardous operations 141600Z to 142000Z dec in area within ten miles of 03-46.9S 037-40.5W2021-12-09
- Hazardous operations 050800Z to 052100Z nov in area within ten miles of 03-46.9S 037-40.5W2021-10-31
- Hazardous operations 110800Z to 111600Z nov in area bound by 03-46.03S 036-34.23W, 04-09.45S 036-55.35W,…2020-11-06
- Hazardous operations 181100Z to 181900Z mar in area within eight miles of 03-34.5S 038-03.5W2020-03-13
- Hazardous operations 041100Z to 041800Z dec in area within eight miles of 03-04S 038-33W2019-11-29
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
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.