Nav aids

Cancel HYDROLANT 3/12 and 221/12(36,37)

Southern North Sea · HYDROLANT 666/12

issued: 2012-03-25 09:03Z
status: cancelled 2012-05-05 20:24Z (archive)
cancels: HYDROLANT 3/12 HYDROLANT 221/12
authority: WZ 426/12 250840Z MAR 12; SHGA 25 MAR 12.
position: 20.891, 1.885
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

SOUTHERN NORTH SEA.
CHART 37057
1. FOG SIGNAL AT PLATFORM 48/20 53-26.94N 001-53.13E INOPERATIVE.
2. CANCEL HYDROLANT 3/12 AND 221/12(36,37).

This area · aids-to-navigation notices

3 within 180 nm since 2010 · 0 in the last 12 months · 0 in force now

Nga chart 37057 (2ND ed)2011-11-20
Nga chart 37057 (2ND ed)2010-05-14

Season · when aids-to-navigation notices happen here

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Timeline

Cancel HYDROLANT 1949/11cancels · 2012-01-01
England-southwest Coastcancels · 2012-01-27
Cancel HYDROLANT 1949/11replaced · 2012-01-01
England-southwest Coastreplaced · 2012-01-27
Cancel HYDROLANT 666/12 and this msg, aid restoredcancelled by · 2012-05-05

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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.