Exercises

Hazardous operations 281148Z to 281514Z feb, alternate 011121Z to 011444Z mar in area bound by 15-14N…

NAVAREA XII 57/02

issued: 2002-02-23 05:05Z
status: cancelled 2002-02-27 22:10Z (archive)
self-cancels: 2002-03-01 15:44Z
authority: 45 RANS ALT ALTRV 7914 191420Z FEB 02
sea: North Pacific Ocean
position: 18.533, -144.535
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

1. HAZARDOUS OPERATIONS 281148Z TO 281514Z FEB, ALTERNATE
   011121Z TO 011444Z MAR IN AREA BOUND BY 15-14N 162-19W,
   17-47N 156-39W, 20-26N 150-16W, 22-35N 144-11W,
   24-17N 138-37W, 26-05N 131-26W, 27-25N 124-22W,
   23-02N 124-06W, 20-50N 130-59W, 18-20N 137-38W,
   15-32N 144-09W, 12-16N 150-58W, 07-53N 159-10W
2. CANCEL THIS MSG 011544Z MAR.

Activity windows · 2 in this warning

opens (UTC)	closes (UTC)	local	length
2002-02-28 11:48Z	2002-02-28 15:14Z	—	3 h 26
2002-03-01 11:21Z	2002-03-01 14:44Z	—	3 h 23

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

3 within 180 nm since 2002 · 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

Cancel NAVAREA XII 57/02 and this msg, operations suspendedcancelled by · 2002-02-27

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.