Exercises

Hazardous operations 082100Z to 142100Z sep in area bound by 71-00N 049-10E, 71-00N 053-00E, 68-45N 052-30E,…

Barentsz Sea · HYDROARC 182/20

What this record establishes

Archived notice · 2020-09-10 17:37Z

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 XX 100/20 090545Z SEP 20.. Issued 2020-09-09 06:05Z. 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
Barentsz 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 Barentsz Sea →

Activity windows · 1 in this warning

opens (UTC)closes (UTC)locallength
2020-09-08 21:00Z2020-09-14 21:00Z—144 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

issued
2020-09-09 06:05Z
status
Archived notice
self-cancels
2020-09-14 22:00Z
authority
NAVAREA XX 100/20 090545Z SEP 20.
NAVAREA
NAVAREA XX · named as the source of this relay
sea
Barentsz Sea
position
70.012, 51.066
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

BARENTS SEA.
RUSSIA.
DNC 22.
1. HAZARDOUS OPERATIONS 082100Z TO 142100Z SEP
   IN AREA BOUND BY
   71-00N 049-10E, 71-00N 053-00E,
   68-45N 052-30E, 69-00N 050-15E,
   69-06N 050-10E, 69-30N 049-10E.
2. CANCEL THIS MSG 142200Z SEP 20.

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.
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.
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.

All warning terms →

Collected reports in this area · military exercises

64 within 180 nm since 2011 · 0 in the last 12 months · 0 listed in force now

11
15
20
23

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

9 military exercises listed in force · see all

Record snapshot 2026-10-03 01:03Z; 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.