Exercises

Hazardous operations

Western North Pacific · Mariana Islands · HYDROPAC 445/15

issued
2015-02-08 05:55Z
status
cancelled 2015-02-09 12:30Z (archive)
self-cancels
2015-02-09 12:30Z
authority
COMCOGARD SECTOR GUAM 71/15 080334Z FEB 15.
sea
Philippine Sea
position
16.027, 146.056 · r 12.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
MARIANA ISLANDS.
HAZARDOUS OPERATIONS.
DNC 12.
1. HAZARDOUS OPERATIONS 082330Z TO 091130Z FEB
   WITHIN 12 MILES OF 16-01.6N 146-03.35E.
2. CANCEL THIS MSG 091230Z FEB 15.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2015-02-08 23:30Z2015-02-09 11:30Z12 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

1441 within 180 nm since 2002 · 1 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

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.