Exercises

Gunnery exercises 0100Z to 1700Z daily 26 and 27 jun in area bound by 44-30.0N 138-07.0E, 44-56.0N…

Japan Sea · HYDROPAC 1754/12

What this record establishes

Archived notice · 2012-06-25 10:08Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA XIII 32/12 210913Z JUN 12.. Issued 2012-06-21 09:53Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Japan Sea. The map shows an area described by the warning; the listed coordinate is its representative center. Check the original wording for limits and qualifications.

Current notices and reporting history in the Japan Sea →

issued
2012-06-21 09:53Z
status
Archived notice
self-cancels
2012-06-27 18:00Z
authority
NAVAREA XIII 32/12 210913Z JUN 12.
NAVAREA
NAVAREA XIII · named as the source of this relay
sea
Japan Sea
position
44.897, 138.313
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

SEA OF JAPAN.
GUNNERY.
1. GUNNERY EXERCISES 0100Z TO 1700Z DAILY
   26 AND 27 JUN IN AREA BOUND BY
   44-30.0N 138-07.0E, 44-56.0N 137-43.0E,
   45-17.5N 138-30.0E, 44-52.0N 138-55.0E.
2. CANCEL THIS MSG 271800Z JUN.

Reading this warning

Gunnery and live firing
Naval or coastal guns firing into a sea area for practice, at stated times.
Area bound by
Introduces a list of positions that are the corners of an area — the polygon the warning applies to.
Position (degrees and minutes)
How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
CANCEL THIS MSG
The warning's own expiry: a line telling the reader when the message cancels itself.
Date-time group (DTG)
A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.

All warning terms →

Collected reports in this area · military exercises

45 within 180 nm since 2012 · 0 in the last 12 months · 0 listed in force now

12
15
20
25

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

10 military exercises listed in force · see all

Record snapshot 2026-10-03 09:29Z; source collection times vary.

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.