Exercises

Hazardous operations

Western North Pacific · Japan · Nampo Shoto · HYDROPAC 414/11

issued
2011-02-04 11:50Z
status
cancelled 2011-02-10 09:00Z (archive)
self-cancels
2011-02-10 09:00Z
authority
COMNAVFORJAPAN 020439Z FEB 11.
sea
North Pacific Ocean
position
33.919, 140.707
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
JAPAN.
NAMPO SHOTO.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 2245Z TO 0045Z COMMENCING
   DAILY 08 AND 09 FEB, 0300Z TO 0800Z DAILY
   09 AND 10 FEB IN AREA BOUND BY
   33-55-35N 140-19-20E, 34-20-48N 140-40-48E,
   33-59-07N 141-13-54E, 33-26-37N 140-28-27E.
2. CANCEL THIS MSG 100900Z FEB.

This area · military exercises

4 within 180 nm since 2001 · 0 in the last 12 months · 0 in force now

01
05
10
15

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.