Exercises

Hazardous operations 031100Z to 101100Z sep within one mile of 23-10S 043-09W

HYDROLANT 1645/09

issued
2009-08-29 13:28Z
status
cancelled 2009-09-10 12:00Z (archive)
self-cancels
2009-09-10 12:00Z
authority
NAVAREA V S 1784/09 291258Z AUG 09.
sea
South Atlantic Ocean
position
-23.167, -43.150 · r 1.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 031100Z TO 101100Z SEP
   WITHIN ONE MILE OF 23-10S 043-09W.
2. CANCEL THIS MSG 101200Z SEP.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2009-09-03 11:00Z2009-09-10 11:00Z168 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

643 within 180 nm since 1999 · 3 in the last 12 months · 2 in force now

99
00
05
10
15
20
25
26

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

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.