Exercises

Hazardous operations

Brazil-east Coast · HYDROLANT 1684/11

issued
2011-10-14 13:16Z
status
cancelled 2011-10-20 02:00Z (archive)
self-cancels
2011-10-20 02:00Z
authority
NAVAREA V E 898/11 140031Z OCT 11.
sea
South Atlantic Ocean
position
-15.331, -36.881
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-EAST COAST.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 192230Z TO 200100Z OCT
   IN AREA BOUND BY
   15-06S 037-03W, 15-20S 036-35W,
   15-34S 036-43W, 15-19S 037-11W.
2. CANCEL THIS MSG 200200Z OCT.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2011-10-19 22:30Z2011-10-20 01:00Z2 h 30

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

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

04
05
10
15
20
24

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

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.