Exercises

Hazardous operations

Brazil-north Coast · HYDROLANT 2770/15

issued
2015-11-12 01:24Z
status
cancelled 2015-11-17 00:53Z (archive)
self-cancels
2015-11-18 20:00Z
cancels
HYDROLANT 2682/15
authority
NAVAREA V N 1065/15 120038Z NOV 15.
sea
South Atlantic Ocean
position
-1.137, -42.504
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

BRAZIL-NORTH COAST.
HAZARDOUS OPERATIONS.
DNC 01.
1. HAZARDOUS OPERATIONS 0900Z TO 1900Z DAILY
   12 THRU 18 NOV IN AREA BOUND BY
   02-10.00S 041-42.00W, 01-19.28S 041-15.23W,
   00-00.38S 042-03.48W, 00-02.38S 043-09.48W,
   01-06.12S 043-44.22W, 02-10.00S 043-07.00W.
2. CANCEL HYDROLANT 2682/15.
3. CANCEL THIS MSG 182000Z NOV 15.

Activity windows · 7 in this warning

opens (UTC)closes (UTC)locallength
2015-11-12 09:00Z2015-11-12 19:00Z10 h
2015-11-13 09:00Z2015-11-13 19:00Z10 h
2015-11-14 09:00Z2015-11-14 19:00Z10 h
2015-11-15 09:00Z2015-11-15 19:00Z10 h
2015-11-16 09:00Z2015-11-16 19:00Z10 h
2015-11-17 09:00Z2015-11-17 19:00Z10 h
2015-11-18 09:00Z2015-11-18 19:00Z10 h

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

82 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
00
05
10
15
20
22

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

Timeline

Nearby now · 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.