Exercises

Hazardous operations

Western North Pacific · Mariana Islands · HYDROPAC 2610/15

issued
2015-08-09 08:40Z
status
cancelled 2015-08-13 11:30Z (archive)
self-cancels
2015-08-13 11:30Z
authority
COMCOGARD SECTOR GUAM 526/15 090713Z AUG 15.
sea
North Pacific Ocean
position
16.018, 146.060 · 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 0030Z TO 1030Z DAILY
   10 THRU 13 AUG WITHIN 12 MILES OF
   16-01-06N 146-03-35E.
2. CANCEL THIS MSG 131130Z AUG 15.

Activity windows · 4 in this warning

opens (UTC)closes (UTC)locallength
2015-08-10 00:30Z2015-08-10 10:30Z10 h
2015-08-11 00:30Z2015-08-11 10:30Z10 h
2015-08-12 00:30Z2015-08-12 10:30Z10 h
2015-08-13 00:30Z2015-08-13 10:30Z10 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

1451 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.