Nav aids

Les pierres noires light 48-18.7N 004-54.9W unreliable

Bay of Biscay · France · HYDROLANT 3997/20

issued: 2020-12-29 17:23Z
status: cancelled 2020-12-30 16:01Z (archive)
authority: NAVAREA II 422/20 291413Z DEC 20.
sea: Celtic Sea
position: 48.312, -4.915
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

BAY OF BISCAY.
FRANCE.
DNC 20.
LES PIERRES NOIRES LIGHT 48-18.7N 004-54.9W
UNRELIABLE.

This area · aids-to-navigation notices

786 within 180 nm since 1997 · 1 in the last 12 months · 1 in force now

Fowey light 50-19.60N 004-38.90W unreliable2026-07-27
Temporary buoy with acoustic recorder established in 47-04.24N 003-19.81W until 25 may2024-05-09
Ile vierge light 48-38.30N 004-34.10W unlit2024-05-03
Ile vierge light 48-38.32N 004-34.04W range reduced2024-04-23
Bishop rock light 49-52.40N 006-26.70W unreliable2024-04-11
Ile d'yeu main light 46-43.04N 002-22.92W range reduced2024-04-11

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

Cancel HYDROLANT 3997/20 and this msg, aid restoredcancelled by · 2020-12-30

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

195 aids-to-navigation notices in force · see all

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.