Exercises
Hazardous operations
Brazil-south Coast · HYDROLANT 2299/15
- issued
- 2015-09-16 01:29Z
- status
- cancelled 2015-10-08 22:00Z (archive)
- self-cancels
- 2015-10-08 22:00Z
- cancels
- HYDROLANT 2245/15
- authority
- NAVAREA V S 864/15 160052Z SEP 15.
- sea
- South Atlantic Ocean
- position
- -30.586, -49.961
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
BRAZIL-SOUTH COAST. HAZARDOUS OPERATIONS. DNC 01. 1. HAZARDOUS OPERATIONS 0900Z TO 2100Z DAILY 16 SEP THRU 08 OCT IN AREA BOUND BY 29-19.67S 049-04.82W, 31-23.67S 050-19.60W, 31-06.47S 050-29.60W, 30-38.17S 050-09.65W. 2. CANCEL HYDROLANT 2245/15. 3. CANCEL THIS MSG 082200Z OCT 15.
Activity windows · 23 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2015-09-16 09:00Z | 2015-09-16 21:00Z | — | 12 h |
| 2015-09-17 09:00Z | 2015-09-17 21:00Z | — | 12 h |
| 2015-09-18 09:00Z | 2015-09-18 21:00Z | — | 12 h |
| 2015-09-19 09:00Z | 2015-09-19 21:00Z | — | 12 h |
| 2015-09-20 09:00Z | 2015-09-20 21:00Z | — | 12 h |
| 2015-09-21 09:00Z | 2015-09-21 21:00Z | — | 12 h |
| 2015-09-22 09:00Z | 2015-09-22 21:00Z | — | 12 h |
| 2015-09-23 09:00Z | 2015-09-23 21:00Z | — | 12 h |
| … 15 more | |||
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
172 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
03
05
10
15
20
23
- Hazardous operations 290300Z to 292100Z sep in area bound by 32-22.40S 052-12.40W, 32-30.40S 052-14.10W,…2023-09-24
- Hazardous operations 220900Z to 250400Z aug in area bound by 31-28.42S 049-14.03W, 31-13.60S 049-44.45W,…2023-08-17
- Hazardous operations 110900Z to 120400Z in area bound by 31-28.42S 049-14.02W, 31-13.60S 049-44.45W,…2023-08-06
- Hazardous operations 100900Z to 110400Z aug in area bound by 28-29.50S 046-35.63W, 28-12.87S 047-04.53W,…2023-08-06
- Hazardous operations 0900Z to 2130Z daily 31 jul thru 18 aug in area bound by 29-20.53S 049-05.53W,…2023-07-26
- Hazardous operations 160900Z to 292100Z jul in area bound by 27-59.52S 048-13.07W, 28-06.34S 048-01.90W,…2023-07-11
Season · when military exercises happen here
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F
M
A
M
J
J
A
S
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N
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month of issue, all years in the archive
Timeline
- Hazardous operationscancels · 2015-09-11
- Hazardous operationsreplaced · 2015-09-11
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.