Nav aids

Cancel HYDROLANT 339/14

Southern North Sea · HYDROLANT 658/14

issued: 2014-03-04 22:55Z
status: cancelled 2014-04-15 11:35Z (archive)
cancels: HYDROLANT 339/14
authority: WZ 391/14 042040Z MAR 14.
position: 53.447, 2.330 · r 4.0 nm
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTHERN NORTH SEA.
CHART 37057
1. ALL NAVIGATIONAL AIDS AT SATELLITE PLATFORMS
   WITHIN FOUR MILES OF VIKING BRAVO PLATFORM
   53-26.8N 002-19.8E UNRELIABLE.
2. CANCEL HYDROLANT 339/14.

This area · aids-to-navigation notices

1814 within 180 nm since 1997 · 9 in the last 12 months · 9 in force now

Goodwin sands eastwards2026-08-16
Lincs wind farm2026-08-10
Sandettie west buoy 51-15.1N 001-54.5E missing2026-08-06
Platform southwark 53-11.0N 002-05.8E unlit and all navaids inoperative2026-08-02
Mf dsc and r/t services off air at: a. bawdsey 51-59.60N 001-24.50E2026-08-01
Mid haisbro buoy 52-54.2N 001-41.6E unlit2026-07-28

Season · when aids-to-navigation notices happen here

month of issue, all years in the archive

Timeline

All navigational aids at platform 49/17-CD, 53-25.3N 002-22.2E inoperativecancels · 2014-02-03
All navigational aids at platform 49/17-CD, 53-25.3N 002-22.2E inoperativereplaced · 2014-02-03
Cancel HYDROLANT 658/14cancelled by · 2014-04-15

Nearby now · within 120 nm

Platform southwark 53-11.0N 002-05.8E unlit and all navaids inoperativeNav aids · 17.9 nm
Leman gas fieldNav aids · 23.6 nm
Mid haisbro buoy 52-54.2N 001-41.6E unlitNav aids · 39.9 nm
Lincs wind farmNav aids · 66.7 nm
Turbine G27, 52-19.8N 002-33.5E, fog signal inoperativeNav aids · 67.6 nm
Sofia offshore wind farmNav aids · 93.1 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.