Exercises

Hazardous operations sunrise to sunset 01 jan thru 14 jun and 16 sep thru 31 dec in area bound by 38-16.00N…

Aegean Sea · HYDROLANT 108/24

What this record establishes

Archived notice · 2024-01-14 21:35Z

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) · GREEK NAVTEX 126/24 142052Z JAN 24.. Issued 2024-01-14 21:25Z. 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
Aegean 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 Aegean Sea →

issued
2024-01-14 21:25Z
status
Archived notice
self-cancels
2025-01-01 00:01Z
authority
GREEK NAVTEX 126/24 142052Z JAN 24.
issued by
GREEK NAVTEX
sea
Aegean Sea
position
37.894, 25.312
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

AEGEAN SEA.
DNC 09.
1. HAZARDOUS OPERATIONS SUNRISE TO SUNSET
   01 JAN THRU 14 JUN AND 16 SEP THRU 31 DEC
   IN AREA BOUND BY
   38-16.00N 025-21.00E, 37-46.00N 025-49.00E,
   37-34.00N 025-23.00E, 37-42.00N 025-01.00E,
   38-00.00N 024-52.00E, 38-02.00N 024-52.00E.
2. CANCEL THIS MSG 010001Z JAN 25.

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

1148 within 180 nm since 1998 · 2 in the last 12 months · 2 listed in force now

98
00
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 09:52Z; 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.