Exercises

Hazardous operations

Western North Atlantic · Brazil-north Coast · HYDROLANT 855/15

issued: 2015-04-11 02:55Z
status: cancelled 2015-04-13 16:42Z (archive)
self-cancels: 2015-05-15 23:37Z
authority: NAVAREA V N 346/15 110014Z APR 15.
position: 5.184, -47.342
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH ATLANTIC.
BRAZIL-NORTH COAST.
HAZARDOUS OPERATIONS.
DNC 01.
1. HAZARDOUS OPERATIONS 151830Z APR TO 152237Z MAY
   IN AREAS BOUND BY:
   A. 05-15N 045-40W, 05-00N 045-40W,
      05-03N 047-25W, 05-18N 047-24W.
   B. 05-27N 047-32W, 04-58N 047-33W,
      04-58N 048-33W, 05-28N 048-33W.
2. CANCEL THIS MSG 152337Z MAY 15.

This area · military exercises

56 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now

Hazardous operations 142025Z feb to 140005Z mar in areas bound by: a. 05-16N 047-26W, 04-44N 047-27W, 04-47N…2017-02-11
Hazardous operations 140300Z to 150300Z feb in area bound by 05-16N 047-26W, 04-44N 047-27W, 04-47N 048-26W,…2017-02-09
Hazardous operations2017-01-22
Hazardous operations2016-12-16
Hazardous operations2016-12-15
Hazardous operations2016-09-30

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Hazardous operationscancelled by · 2015-04-13

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

34 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.