Nav aids

Black rock light 54-04N 010-19W range temporarily reduced to 11 miles

HYDROLANT 1440/99

issued: 1999-07-12 16:14Z
status: cancelled 1999-08-03 18:07Z (archive)
authority: WZ 1255/99 121139Z JUL 99
sea: North Atlantic Ocean
position: 54.067, -10.317
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

CHART 35330 (2ND ED).
BLACK ROCK LIGHT 54-04N 010-19W RANGE TEMPORARILY
REDUCED TO 11 MILES.

This area · aids-to-navigation notices

551 within 180 nm since 1998 · 1 in the last 12 months · 1 in force now

Mew island light 54-41.90N 005-30.80W unreliable2026-08-11
Dubh artach light 56-07.96N 006-38.01W unreliable2024-02-15
Rue point south light 55-15.50N 006-11.50W unreliable2023-12-29
Rue point light 55-15.50N 006-11.50W unlit2023-12-27
Dubh artach light 56-07.96N 006-38.01W unreliable2023-12-12
Odas buoy M2 53-28.00N 005-25.00W unlit2023-12-10

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

Cancel HYDROLANT 1440/99 and this msg, aid restoredcancelled by · 1999-08-03

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

193 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.