Nav aids

RACON at hook head light 52-07N 006-56W unreliable

HYDROLANT 2091/02

issued: 2002-09-18 17:05Z
status: cancelled 2002-09-21 11:10Z (archive)
cancels: HYDROLANT 1908/02
authority: WZ 1448/02 181131Z SEP 02; NAVAREA III 464/02 181022 SEP 02
position: 52.117, -6.933
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

CHART 35420 (13TH ED).
1. RACON AT HOOK HEAD LIGHT 52-07N 006-56W UNRELIABLE.
2. CANCEL HYDROLANT 1908/02(54,56), OPERATIONS COMPLETED.

This area · aids-to-navigation notices

1487 within 180 nm since 1997 · 4 in the last 12 months · 4 in force now

Mew island light 54-41.90N 005-30.80W unreliable2026-08-11
Walney extension wind farm2026-08-04
Fowey light 50-19.60N 004-38.90W unreliable2026-07-27
Fowey light 50-19.6N 004-38.9W unreliable2026-07-27
Fog signal at mumbles head light 51-34.00N 003-58.30W inoperative2024-04-26
Isle of man light 54-03.70N 004-48.00W unlit2024-04-25

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

Seismic survey in progress until 30 sep by M/V geolog dmitriy nalivkin towing 6400 meter long cable in area…cancels · 2002-08-28
Seismic survey in progress until 30 sep by M/V geolog dmitriy nalivkin towing 6400 meter long cable in area…replaced · 2002-08-28
HYDROLANT messages in force 211000Z sep 2002cancelled by · 2002-09-21

Nearby now · within 120 nm

Saint ives northwestwardsOther · 114.8 nm

Worldwide now

189 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.