Exercises

Hazardous operations 0001Z to 0930Z daily 28 thru 30 mar in area within 12 miles of 16-01.06N 146-03.35E

Western North Pacific · Mariana Islands · HYDROPAC 804/22

issued
2022-03-27 05:23Z
status
cancelled 2022-03-30 10:30Z (archive)
self-cancels
2022-03-30 10:30Z
authority
COMCOGARD SECTOR GUAM 131/22 270216Z MAR 22.
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 0001Z TO 0930Z DAILY
   28 THRU 30 MAR IN AREA WITHIN 12 MILES OF
   16-01.06N 146-03.35E.
2. CANCEL THIS MSG 301030Z MAR 22.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2022-03-28 00:01Z2022-03-28 09:30Z9 h 29
2022-03-29 00:01Z2022-03-29 09:30Z9 h 29
2022-03-30 00:01Z2022-03-30 09:30Z9 h 29

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.