Exercises

Hazardous operations 0230Z to 0730Z daily 09, 10, 16, 17, 23, and 24 feb in area bound by 11-50N 093-40E,…

Andaman or Burma Sea · HYDROPAC 314/22

What this record establishes

Archived notice · 2022-02-12 05:56Z

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 VIII 81/22 041016Z FEB 22.. Issued 2022-02-04 13:57Z. 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
Andaman or Burma 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.

Related notices and cancellation links

Current notices and reporting history in the Andaman or Burma Sea →

issued
2022-02-04 13:57Z
status
Archived notice
self-cancels
2022-02-24 08:30Z
authority
NAVAREA VIII 81/22 041016Z FEB 22.
NAVAREA
NAVAREA VIII · named as the source of this relay
sea
Andaman or Burma Sea
position
11.917, 94.000
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

ANDAMAN SEA.
ANDAMAN ISLANDS.
DNC 03.
1. HAZARDOUS OPERATIONS 0230Z TO 0730Z DAILY
   09, 10, 16, 17, 23, AND 24 FEB
   IN AREA BOUND BY
   11-50N 093-40E, 12-00N 093-40E,
   12-00N 094-20E, 11-50N 094-20E.
2. CANCEL THIS MSG 240830Z FEB 22.

Reading this warning

DNC (Digital Nautical Chart)
A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
Hazardous operations
NGA's heading for activities that make an area dangerous — most often rocket launches, space debris and weapons firings, and some open-ended danger areas.
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

395 within 180 nm since 2002 · 22 in the last 12 months · 1 listed in force now

02
05
10
15
20
25
26

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

Worldwide in the collected sources

28 military exercises listed in force · see all

Record snapshot 2026-10-01 21:06Z; 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.