Nav aids

Thames estuary approaches

North Sea · HYDROLANT 2428/10

What this record establishes

Archived notice · 2010-12-18 10:09Z

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) · WZ 1476/10 152220Z DEC 10.. Issued 2010-12-15 23:05Z. 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: North Sea. The parsed report position is 51.873, 1.637. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the North Sea →

issued: 2010-12-15 23:05Z
status: Archived notice
authority: WZ 1476/10 152220Z DEC 10.
issued by: WZ
sea: North Sea
position: 51.873, 1.637
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

ENGLAND-EAST COAST.
THAMES ESTUARY APPROACHES.
NGA CHART 37053 (1ST ED).
STORM BUOY 51-52.41N 001-38.23E UNLIT.

Reading this warning

Chart reference: The number of the nautical chart on which the reported position lies.
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.
Unlit / extinguished: A light, buoy or structure that is not showing its charted light.

All warning terms →

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

1979 within 180 nm since 1997 · 4 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.

East goodwin light vessel 51-13.30N 001-36.40E, discontinued2026-09-27
Newhaven breakwater, head light 50-46.50N 000-03.50E unlit2026-09-06
Fog signal at dungeness light 50-54.80N 000-58.60E inoperative2026-08-27
East goodwin light vessel 51-13.30N 001-36.40E2026-08-16
All navigational aids at platform katy 54-24.20N 002-39.50E inoperative2024-04-19
Bassurelle buoy 50-32.70N 000-57.70E missing2024-04-16

Month of issue in the collected archive

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 2026-10-03 19:51Z; 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.