Exercises

Hazardous operations

North Pacific · Mariana Islands · HYDROPAC 2849/10

issued
2010-12-20 18:54Z
status
cancelled 2010-12-20 07:00Z (archive)
self-cancels
2010-12-20 07:00Z
authority
COMCOGARD SECTOR GUAM 201812Z DEC 10.
sea
North Pacific Ocean
position
16.017, 146.067 · r 10.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

NORTH PACIFIC.
MARIANA ISLANDS.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 200030Z TO 200600Z DEC
   WITHIN TEN MILES OF 16-01N 146-04E.
2. CANCEL THIS MSG 200700Z DEC.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2010-12-20 00:30Z2010-12-20 06:00Z5 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

1446 within 180 nm since 2002 · 3 in the last 12 months · 1 in force now

02
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.