Nav aids

Odas buoy established in 79-00.0N 087-42.7E

Kara Sea · HYDROARC 251/20

What this record establishes

Archived notice · 2020-10-23 12:48Z

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) · RUSSIA COASTAL WARNING WEST 121/20 220700Z OCT 20.. Issued 2020-10-22 07:29Z. 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
Kara Sea. The parsed report position is 79.000, 87.712. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

Current notices and reporting history in the Kara Sea →

issued
2020-10-22 07:29Z
status
Archived notice
authority
RUSSIA COASTAL WARNING WEST 121/20 220700Z OCT 20.
issued by
RUSSIA COASTAL WARNING WEST
sea
Kara Sea
position
79.000, 87.712
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

KARA SEA.
RUSSIA.
DNC 22.
1. ODAS BUOY ESTABLISHED IN 79-00.0N 087-42.7E.
   ONE MILE BERTH REQUESTED.
2. CANCEL HYDROARC 243/20.

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.
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.
Wide berth requested
Keep well clear — or, when a distance is given ("TWO MILE BERTH REQUESTED"), at least that far away.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROARC
The U.S. long-range warning series for the Arctic Ocean.

All warning terms →

Collected reports in this area · aids-to-navigation notices

2 within 180 nm since 2020 · 0 in the last 12 months · 0 listed in force now

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

134 aids-to-navigation notices listed in force · see all

Record snapshot 2026-10-02 18:33Z; source collection times vary.

Nav aids

Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →

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.