Exercises
Hazardous operations
Brazil-east Coast · HYDROLANT 1623/11
- issued
- 2011-10-05 00:48Z
- status
- cancelled 2011-10-10 21:00Z (archive)
- self-cancels
- 2011-10-10 21:00Z
- authority
- NAVAREA V E 859/11 050029Z OCT 11.
- sea
- South Atlantic Ocean
- position
- -14.103, -37.251
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-EAST COAST. HAZARDOUS OPERATIONS. 1. HAZARDOUS OPERATIONS 101500Z TO 102000Z OCT IN AREA BOUND BY 13-31S 037-22W, 14-00S 036-40W, 14-41S 037-08W, 14-13S 037-50W. 2. CANCEL THIS MSG 102100Z OCT.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2011-10-10 15:00Z | 2011-10-10 20:00Z | — | 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
164 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now
04
05
10
15
20
23
- Hazardous operations 181300Z to 191800Z dec in area bound by 13-20.58S 038-16.30W, 13-20.58S 038-26.33W,…2023-12-13
- Hazardous operations 1300Z to 1800Z daily 07 thru 08 dec in area bound by 13-20.53S 038-26.33W, 13-20.58S…2023-12-02
- Hazardous operations 061300Z to 061800Z dec in area within ten miles of 13-20.00S 038-15.00W2023-12-01
- Hazardous operations 270900Z to 301900Z nov in area within ten miles of 13-20.00S 038-15.00W2023-11-22
- Hazardous operations 261000Z to 261600Z sep in area within 20 miles of 15-50.00S 036-45.00W2023-09-21
- Hazardous operations 261600Z to 262300Z sep in area bound by 16-45.00S 036-11.00W, 16-49.00S 036-20.00W,…2023-09-21
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.