Exercises

Hazardous operations 0637Z to 0824Z daily 20 thru 22 dec in area bound by 32-38S 138-01W, 29-51S 137-10W,…

HYDROPAC 1413/99

issued: 1999-12-16 17:58Z
status: cancelled 1999-12-21 07:50Z (archive)
self-cancels: 1999-12-22 09:24Z
authority: VAFB OP# W1836 141708Z DEC 99
sea: South Pacific Ocean
position: -31.307, -137.348
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 0637Z TO 0824Z DAILY 20 THRU 22 DEC
   IN AREA BOUND BY 32-38S 138-01W, 29-51S 137-10W, 29-58S 136-41W,
   32-45S 137-31W.
2. CANCEL THIS MSG 220924Z DEC.

Activity windows · 3 in this warning

opens (UTC)	closes (UTC)	local	length
1999-12-20 06:37Z	1999-12-20 08:24Z	—	1 h 47
1999-12-21 06:37Z	1999-12-21 08:24Z	—	1 h 47
1999-12-22 06:37Z	1999-12-22 08:24Z	—	1 h 47

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

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

Season · when military exercises happen here

month of issue, all years in the archive

Timeline

Seismic survey in progress until further notice by M/V western pride towing 2.5 mile long cable in area…cancelled by · 1999-12-21

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.