Exercises

Hazardous operations

Western North Pacific · Mariana Islands · HYDROPAC 1784/15

issued
2015-05-31 07:25Z
status
cancelled 2015-06-05 14:55Z (archive)
self-cancels
2015-06-05 14:55Z
cancels
HYDROPAC 1313/15HYDROPAC 1754/15
authority
COMCOGARD SECTOR GUAM 325/15 310427Z MAY 15 - AUSCOAST 100/15 CX 310543Z MAY 15 - MRCC VIETNAM 310648Z MAY 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 011400Z TO 051355Z JUN
   WITHIN 12 MILES OF 16-01-06N 146-03-35E.
2. CANCEL HYDROPAC 1313/15(74), OPERATIONS COMPLETED.
3. CANCEL HYDROPAC 1754/15(93), VESSEL ASSISTED.
4. CANCEL THIS MSG 051455Z JUN 15.

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2015-06-01 14:00Z2015-06-05 13:55Z95 h 55

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
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26

Season · when military exercises happen here

J
F
M
A
M
J
J
A
S
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D

month of issue, all years in the archive

Timeline

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.