Exercises

Hazardous operations 2100Z to 0900Z commencing daily 10, 13 and 17 dec in area within 25 miles of 31-14-14N…

Western North Pacific · HYDROPAC 4052/19

issued
2019-12-06 13:16Z
status
cancelled 2019-12-18 10:00Z (archive)
self-cancels
2019-12-18 10:00Z
cancels
HYDROPAC 4051/19
authority
NAVAREA XI 687/19 061205Z DEC 19.
sea
North Pacific Ocean
position
31.237, 144.447 · r 25.0 nm
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
DNC 12.
1. HAZARDOUS OPERATIONS 2100Z TO 0900Z COMMENCING
   DAILY 10, 13 AND 17 DEC IN AREA WITHIN 25
   MILES OF 31-14-14N 144-26-48E.
2. CANCEL HYDROPAC 4051/19.
3. CANCEL THIS MSG 181000Z DEC 19.

This area · military exercises

131 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

06
10
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24

Season · when military exercises happen here

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M
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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.