Exercises

Hazardous operations 0030Z to 0430Z daily 07 thru 09 aug in area within 12 miles of 16-01.06N 146-03.35E

Western North Pacific · Mariana Islands · HYDROPAC 2512/19

issued
2019-08-06 08:05Z
status
cancelled 2019-08-09 05:30Z (archive)
self-cancels
2019-08-09 05:30Z
authority
COMCOGARD SECTOR GUAM 326/19 060443Z AUG 19.
sea
Philippine Sea
position
16.018, 146.056 · r 12.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
MARIANA ISLANDS.
DNC 12.
1. HAZARDOUS OPERATIONS 0030Z TO 0430Z DAILY
   07 THRU 09 AUG IN AREA WITHIN 12 MILES OF
   16-01.06N 146-03.35E.
2. CANCEL THIS MSG 090530Z AUG 19.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2019-08-07 00:30Z2019-08-07 04:30Z4 h
2019-08-08 00:30Z2019-08-08 04:30Z4 h
2019-08-09 00:30Z2019-08-09 04:30Z4 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

1449 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.