Exercises
Hazardous operations
Brazil-northeast Coast · HYDROLANT 1570/16
- issued
- 2016-06-22 01:08Z
- status
- cancelled 2016-06-29 11:35Z (archive)
- self-cancels
- 2016-07-01 22:00Z
- authority
- NAVAREA V E 507/16 220033Z JUN 16.
- sea
- South Atlantic Ocean
- position
- -5.983, -34.171
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-NORTHEAST COAST.
HAZARDOUS OPERATIONS.
DNC 01.
1. HAZARDOUS OPERATIONS 1100Z TO 2100Z DAILY
27 JUN THRU 01 JUL IN AREAS BOUND BY:
A. 05-53.68S 035-11.15W, 05-48.78S 034-57.87W,
06-05.37S 034-52.57W, 05-55.93S 035-11.36W.
B. 05-48.78S 034-57.87W, 05-23.08S 033-48.68W,
05-59.58S 033-29.20W, 06-38.24S 033-47.16W,
06-05.37S 034-52.57W.
2. CANCEL THIS MSG 012200Z JUL 16.
Activity windows · 5 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2016-06-27 11:00Z | 2016-06-27 21:00Z | — | 10 h |
| 2016-06-28 11:00Z | 2016-06-28 21:00Z | — | 10 h |
| 2016-06-29 11:00Z | 2016-06-29 21:00Z | — | 10 h |
| 2016-06-30 11:00Z | 2016-06-30 21:00Z | — | 10 h |
| 2016-07-01 11:00Z | 2016-07-01 21:00Z | — | 10 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
376 within 180 nm since 1999 · 1 in the last 12 months · 1 in force now
99
00
05
10
15
20
25
26
- Hazardous operations 03 aug thru 11 sep in area bound by 05-42.53S 034-45.02W, 06-09.83S 034-46.82W,…2026-07-29
- Hazardous operations 261300Z to 261900Z feb in area within ten miles of 05-40.00S 034-57.00W2024-02-22
- Hazardous operations 221300Z to 221900Z feb in area within five miles of 05-42.00S 035-01.00W2024-02-19
- Hazardous operations daily 1100Z to 2000Z 06 thru 08 dec in area bound by 05-51.89S 034-54.35W, 05-47.04S…2023-12-01
- Hazardous operations 051100Z to 051500Z dec in area within ten miles of 05-39.00S 034-52.00W2023-12-01
- Hazardous operations 021500Z to 022100Z oct in area within eight miles of 06-18.00S 034-40.00W2023-09-27
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 operationscancelled by · 2016-06-29
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.