Exercises

Hazardous operations 181930Z to 182300Z aug within 15 miles of 01-25S 031-22W

HYDROLANT 1470/05

issued: 2005-08-13 06:42Z
status: cancelled 2005-08-16 06:42Z (archive)
self-cancels: 2005-08-19 00:01Z
authority: NAVAREA V 662/05 130400Z AUG 05.
sea: South Atlantic Ocean
position: -1.417, -31.367 · r 15.0 nm
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 181930Z TO 182300Z AUG
   WITHIN 15 MILES OF 01-25S 031-22W.
2. CANCEL THIS MSG 190001Z AUG.

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2005-08-18 19:30Z	2005-08-18 23:00Z	—	3 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

12 within 180 nm since 2003 · 0 in the last 12 months · 0 in force now

Hazardous operations 051400Z to 052000Z nov in area within ten miles of 01-52.00S 031-58.00W2023-11-01
Hazardous operations 051400Z to 052000Z nov in area within ten miles of 01-52.00S 031-58.00W2023-11-01
Hazardous operations 241000Z sep to 022000Z oct in area within 30 miles of 02-10S 032-00W2020-09-19
Hazardous operations2015-10-22
Hazardous operations2015-06-15
Penedos de sao pedro e sao paulo2012-09-24

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Seismic survey in progress until 230259Z aug by M/V ramform valiant towing 12 6000 meter long cables in area…cancelled by · 2005-08-16

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.