Exercises
Hazardous operations 1300Z to 1800Z daily 27 and 28 feb in area bound by 20-16.83S 040-16.68W, 20-20.32S…
Western South Atlantic · Brazil-south East · HYDROLANT 573/21
- issued
- 2021-02-27 03:50Z
- status
- cancelled 2021-02-28 19:00Z (archive)
- self-cancels
- 2021-02-28 19:00Z
- authority
- NAVAREA V COASTAL E 145/21 240255Z FEB 21.
- sea
- South Atlantic Ocean
- position
- -20.488, -40.357
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN SOUTH ATLANTIC. BRAZIL-SOUTH EAST. DNC 01. 1. HAZARDOUS OPERATIONS 1300Z TO 1800Z DAILY 27 AND 28 FEB IN AREA BOUND BY 20-16.83S 040-16.68W, 20-20.32S 040-15.50W, 20-25.72S 040-17.28W, 20-33.58S 040-20.75W, 20-40.00S 040-26.93W, 20-39.50S 040-28.92W. 2. CANCEL THIS MSG 281900Z FEB 21.
This area · military exercises
107 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now
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- 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 17 thru 25 nov in area bound by 20-56.67S 040-32.52W, 20-49.42S 040-40.92W, 20-52.67S…2022-11-12
- Hazardous operations 17 thru 25 nov in area bound by 20-33.78S 040-59.10W, 20-49.15S 041-07.62W, 21-01.50S…2022-11-12
- Hazardous operations 070900Z to 092100Z nov in area within ten miles of 20-32.99S 039-25.00W2022-11-02
Season · when military exercises happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
- Underwater operations 1100Z to 2100Z daily 15 thru 29 aug by M/V comando b and M/V rosco banyan in 20-23.37S…Surveys · 11.7 nm
- Underwater operations 1100Z to 2100Z daily 13 thru 22 aug by M/V comando b and M/V am kirti in 20-23.90S…Surveys · 12.3 nm
- Underwater operations 1100Z to 2100Z daily 12 thru 21 aug by M/V comando b and M/V faneromeni in 20-23.67S…Surveys · 12.6 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 · 13.1 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 · 13.2 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 · 14.2 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 · 14.7 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 · 41.5 nm
- Barra de itabapoana light 21-18.80S 040-57.90W unlit until 08 sep 26Nav aids · 60.1 nm
- Odas buoy temporarily established until 13 apr 27 in 21-34.20S 040-43.62WNav aids · 68.2 nm
- Survey operations in progress until 312200Z aug in area bound by 21-36.17S 041-00.00W, 21-36.05S 040-37.59W,…Surveys · 84.9 nm
- Underwater operations 281000Z jul to 192100Z aug by M/V umi polaris in area bound by 21-53.65S 040-49.70W,…Surveys · 88.4 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.