Nav aids

A radar beacon at Pitt Island, Beaufort Sea, Canada, at 69-09.00N 136-11.00W is inoperative.

Beaufort Sea · HYDROARC 145/25

What this record establishes

Cancelled notice · 2026-09-16 07:33Z

A later message explicitly cancels this notice. Cancellation ends the notice; the later message must be checked for any statement about recovery or continuing danger.

Source and dates
NGA MSI in-force warnings (DailyMem*.txt). Issued 2025-08-29 00:41Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-09-18 08:32Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
Beaufort Sea. The parsed report position is 69.150, -136.183. 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 Beaufort Sea →

issued
2025-08-29 00:41Z
status
Cancelled notice
sea
Beaufort Sea
position
69.150, -136.183
nearest port
Tuktoyaktuk · 70 nm
source
NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-08-17 13:41Z

Original warning text

BEAUFORT SEA.
CANADA.
DNC 27.
RACON AT PITT ISLAND 69-09.00N 136-11.00W
INOPERATIVE.

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.
RACON (radar beacon)
A radar beacon on a buoy, lighthouse or structure that answers a ship's radar with a Morse-code mark on the screen.
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.
Inoperative / unreliable / off air
An aid or radio service is not working as charted or published.

All warning terms →

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

50 within 180 nm since 2010 · 7 in the last 12 months · 2 listed in force now

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

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

Record snapshot 2026-09-24 17:05Z; 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.