Exercises
Hazardous operations
Brazil-east Coast · HYDROLANT 1439/16
- issued
- 2016-06-11 00:13Z
- status
- cancelled 2016-06-16 23:59Z (archive)
- self-cancels
- 2016-06-16 23:59Z
- authority
- NAVAREA V E 477/16 110004Z JUN 16.
- sea
- South Atlantic Ocean
- position
- -19.133, -38.500 · r 20.0 nm
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-EAST COAST. HAZARDOUS OPERATIONS. DNC 01. 1. HAZARDOUS OPERATIONS 161900Z TO 162300Z JUN WITHIN 20 MILES OF 19-08S 038-30W. 2. CANCEL THIS MSG 162359Z JUN 16.
Activity windows · 1 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2016-06-16 19:00Z | 2016-06-16 23:00Z | — | 4 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
96 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
03
05
10
15
20
23
- Hazardous operations 24 nov thru 08 dec in area bound by 20-50.78S 040-43.00W, 20-58.90S 040-29.12W,…2023-11-19
- Hazardous operations 281800Z sep to 010001Z oct in area bound by 21-40.75S 038-46.70W, 21-40.75S 038-03.90W,…2023-09-25
- Hazardous operations 280001Z to 280900Z sep in area bound by 20-35.00S 038-24.00W, 20-26.00S 038-36.00W,…2023-09-23
- Hazardous operations 271000Z to 272200Z sep in area bound by 19-45.00S 038-00.00W, 18-30.00S 038-00.00W,…2023-09-22
- Hazardous operations 262300Z to 270300Z sep in area bound by 17-35.00S 036-10.00W, 17-35.00S 035-50.00W,…2023-09-21
- Hazardous operations 202230Z to 210200Z sep in area bound by 17-45.00S 037-55.00W, 17-30.00S 037-55.00W,…2023-09-15
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
- Yellow odas buoy established in 17-58.12S 038-41.48W until 19 octNav aids · 70.8 nm
- Foul ground until 06 dec 27 in area bound by 19-53.87S 039-59.68W, 19-54.15S 039-59.27W, 19-53.08S…Wrecks · 95.5 nm
- Underwater operations 0800Z to 1800Z daily 02 thru 16 aug by M/V comando b and M/V royal topaz in 20-21.62S…Surveys · 118.1 nm
- Underwater operations in progress until 27 aug by M/V navios felix and M/V comando b in 20-22.12S 040-08.38WSurveys · 118.7 nm
- Underwater operations 0800Z to 1800Z daily 11 thru 25 aug by M/V comando b and M/V faneromeni in 20-23.00S…Surveys · 119.7 nm
- Underwater operations 0800Z to 1800Z daily 08 thru 22 aug by M/V marsanne and M/V comando b in 20-23.57S…Surveys · 119.9 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.