Exercises

Hazardous operations

Sea of Japan · Russia · HYDROPAC 1064/13

issued
2013-04-17 13:26Z
status
cancelled 2013-04-24 10:00Z (archive)
self-cancels
2013-04-24 10:00Z
authority
NAVAREA XI 271/13 171139Z APR 13.
sea
Japan Sea
position
42.463, 132.284
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

SEA OF JAPAN.
RUSSIA.
HAZARDOUS OPERATIONS.
1. HAZARDOUS OPERATIONS 2200Z TO 0900Z COMMENCING
   DAILY 21 THRU 23 APR IN AREA BOUND BY
   42-19.0N 131-46.2E, 42-31.3N 131-20.2E,
   42-39.8N 131-48.2E, 42-38.5N 132-59.0E,
   42-12.5N 132-56.0E.
2. CANCEL THIS MSG 241000Z APR 13.

Activity windows · 3 in this warning

opens (UTC)closes (UTC)locallength
2013-04-21 22:00Z2013-04-22 09:00Z11 h
2013-04-22 22:00Z2013-04-23 09:00Z11 h
2013-04-23 22:00Z2013-04-24 09:00Z11 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

236 within 180 nm since 1999 · 2 in the last 12 months · 2 in force now

99
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26

Season · when military exercises happen here

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M
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J
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month of issue, all years in the archive

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.