Exercises

Hazardous operations

Brazil-east Coast · HYDROLANT 1942/12

issued
2012-08-22 22:28Z
status
cancelled 2012-08-29 21:00Z (archive)
self-cancels
2012-08-29 21:00Z
authority
NAVAREA V E 1140/12 222008Z AUG 12.
sea
South Atlantic Ocean
position
-12.833, -37.500 · r 10.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-EAST COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 1500Z TO 2000Z DAILY
   28 AND 29 AUG WITHIN TEN MILES OF
   12-50S 037-30W.
2. CANCEL THIS MSG 292100Z AUG 12.

This area · military exercises

159 within 180 nm since 2004 · 0 in the last 12 months · 0 in force now

04
05
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24

Season · when military exercises happen here

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F
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A
M
J
J
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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.