Radio Navigation Warnings

Reference Date Time Group Description Select
2440 NAVAREA I 104/26 010439 UTC Jun 26 RIGLIST CORRECT AT 010430 UTC JUN 2026.

NAVAREA 1

NAVAREA I 104/26

010439 UTC Jun 26 

                                                
1. RIGLIST. CORRECT AT 010430 UTC JUN 2026.

    SOUTHERN NORTH SEA: 51N TO 55N
    52-07.7N 003-56.4E VALARIS 123 ACP P18-A
    53-03.7N 003-32.3E SHELF DRILLING WINNER ACP K17-FA-1
    53-07.1N 002-06.3E ENSCO 92 ACP LEMAN GAS FIELD
    53-11.4N 002-51.8E SWIFT 10 ACP SEAN GAS FIELD
    53-19.8N 004-49.9E ERDA ACP L15-FA1
    53-31.3N 004-18.2E NOBLE RESOLUTE
    53-36.7N 000-43.4E OBANA ACP AMETHYST GAS FIELD
    53-41.1N 006-21.6E PROSPECTOR 1 ACP N05-A
    53-45.0N 001-20.7E WELL SAFE PROTECTOR
    53-48.2N 001-12.5E HAEVA ACP HOTON GAS FIELD
    54-09.3N 001-50.4E NOBLE INTREPID
    54-34.2N 002-17.6E VALARIS NORWAY ACP CYGNUS GAS FIELD

    NORTH SEA: 55N TO 60N, EAST OF 5W
NEW 55-23.9N 003-48.7E HEA HYDRA ACP A12-CPP
NEW 56-16.5N 003-23.7E HAVEN ACP VALHALL PLATFORM
    56-16.5N 003-23.9E NOBLE INVINCIBLE ACP VALHALL OIL FIELD
    56-32.9N 003-12.8E LINUS ACP EKOFISK COMPLEX
    56-54.0N 002-22.8E VALARIS 122 ACP 30/02-WHPA
    57-00.8N 001-50.4E VALARIS STAVANGER ACP ELGIN GAS FIELD
    57-01.9N 001-57.3E VALARIS 121 ACP SHEARWATER OIL FIELD
    57-22.5N 001-59.8E NOBLE INNOVATOR ACP MUNGO OIL FIELD
    57-48.9N 004-32.0E MAERSK INSPIRER ACP YME OIL FIELD
    58-11.8N 000-58.4E PAUL B LOYD JR
    58-16.0N 001-14.1E WELL SAFE GUARDIAN
    58-25.1N 001-43.0E MAGNIACUS ACP SLEIPNER GAS FIELD
    58-29.8N 001-43.3E COSL PROMOTER
    58-52.8N 002-29.2E DEEPSEA BERGEN (EX BOLLSTA)
    58-58.2N 002-16.9E DEEPSEA NORDKAPP
    59-14.8N 002-27.8E COSL PIONEER
NEW 59-15.2N 002-36.1E DEEPSEA ABERDEEN
    59-20.5N 002-13.4E COSL INNOVATOR
NEW 59-37.0N 002-29.7E WEST ELARA
    59-52.3N 002-34.0E NOBLE INTEGRATOR ACP HUGIN A

    NORWEGIAN SEA: 60N TO 65N, EAST OF 5W
    60-06.7N 002-35.5E DEEPSEA STAVANGER
    60-30.3N 002-00.8E ASKEPOTT ACP MARTIN LINGE
    61-00.1N 003-07.9E DEEPSEA YANTAI
NEW AGOTNES            DEEPSEA ATLANTIC
    61-05.8N 002-16.4E ASKELADDEN
    61-08.9N 000-47.3E NOBLE PATRIOT
NEW 61-37.8N 001-29.7E STENA DON
NEW 64-52.8N 006-26.0E TRANSOCEAN SPITSBERGEN

    SOUTH AND WEST OF GREAT BRITAIN
    53-32.2N 003-34.5W SEAFOX 7 ACP DOUGLAS OIL FIELD
    53-34.0N 003-27.2W VALARIS 72 (EX ENSCO) ACP HAMILTON GAS FIELD
NEW BLYTH              IRISH SEA PIONEER
    53-38.9N 003-28.6W VALARIS 120 ACP HAMILTON NORTH GAS FIELD

NOTES:
A. RIGS ARE PROTECTED BY A 500 METRE SAFETY ZONE.
B. ACP - ADJACENT TO CHARTED PLATFORM.
C. FOR RIGS LOCATED NORTH OF 65N, EAST OF 5W, REFER TO NAVAREA XIX WARNINGS OR VISIT WWW.NAVAREA-XIX.NO

2. CANCEL NAVAREA I 96/26.
2439 WZ 345/26 311850 UTC May 26 GMDSS. MRCC STORNOWAY. VHF R/T AND DSC SERVICES FROM SCOVAL SITE OFF AIR. VHF R/T AND DSC SERVICES FROM BUTT OF LEWIS SITE AND FORSNAVAL SITE UNRELIABLE.

UK Coastal

WZ 345/26

311850 UTC May 26 

                                                GMDSS.
MRCC STORNOWAY.
1. VHF R/T AND DSC SERVICES FROM SCOVAL SITE 57-28.0N 006-42.1W OFF AIR.
2. VHF R/T AND DSC SERVICES UNRELIABLE FROM SITES:
A. BUTT OF LEWIS 58-27.7N 006-13.9W.
B. FORSNAVAL 58-12.8N 007-00.4W.
3. CANCEL WZ 344/26.
2438 NAVAREA I 103/26 311216 UTC May 26 GMDSS. ENGLAND AND SCOTLAND EAST COAST, INCLUDING THE NORTH SEA AND THE SHETLAND ISLANDS. CULLERCOATS NAVTEX STATION (G) OFF AIR

NAVAREA 1

NAVAREA I 103/26

311216 UTC May 26 

                                                GMDSS.
ENGLAND AND SCOTLAND EAST COAST, INCLUDING THE NORTH SEA AND THE SHETLAND ISLANDS.
1. CULLERCOATS NAVTEX STATION (G) 55-04N 001-28W OFF AIR FROM 010001 TO 102359 UTC JUN.
2. BROADCASTS TRANSMITTED FROM PORTPATRICK 54-51N 005-07W.
3. CANCEL THIS MSG 110100 UTC JUN 2026.
2437 WZ 343/26 311040 UTC May 26 THAMES. EAST ANGLIA ONE WIND FARM. TURBINE G27 FOG SIGNAL INOPERATIVE.

UK Coastal

WZ 343/26

311040 UTC May 26 

                                                THAMES.
EAST ANGLIA ONE WIND FARM.
1. TURBINE G27, 52-19.8N 002-33.5E, FOG SIGNAL INOPERATIVE.
2. CANCEL WZ 278/26.
2435 NAVAREA I 102/26 302343 UTC May 26 NORTH SEA. SINCLAIRS BAY TO ALLE BANK. PIPELINE BUNDLE TOW BY TUGS M/V NORMAND DROTT, M/V ISLAND VALIANT, AND M/V BB WORKER.

NAVAREA 1

NAVAREA I 102/26

302343 UTC May 26 

                                                NORTH SEA.
SINCLAIRS BAY TO ALLE BANK.
TUGS M/V NORMAND DROTT, M/V ISLAND VALIANT AND M/V BB WORKER IN 58-31N 003-05W AT 302330 UTC MAY 2026 TOWING PIPELINE BUNDLE ALONG LINE JOINING 58-24.6N 002-28.3W, 59-03.8N 000-05.1W, 59-09.8N 000-00.8E, 59-34.6N 000-25.5E, 59-43.7N 000-35.8E, 59-48.5N 002-26.7E, 59-52.2N 002-33.9E.
LENGTH OF TOW 4600 METRES.
GUARD VESSEL M/V WESTRO PD20 IN ATTENDANCE.
WIDE BERTH OF TWO MILES REQUESTED.
2434 WZ 342/26 301510 UTC May 26 HUMBER. RACE BANK WIND FARM. FOG SIGNALS INOPERATIVE.

UK Coastal

WZ 342/26

301510 UTC May 26 

                                                HUMBER.
RACE BANK WIND FARM.
1. TURBINE FOG SIGNALS INOPERATIVE:
A. D01, 53-20.1N 000-49.1E.
B. S01, 53-15.7N 000-55.9E.
2. CANCEL WZ 322/26.
2432 NAVAREA I 101/26 291012 UTC May 26 NAVAREA I WARNINGS IN FORCE AT 291000 UTC MAY 2026.

NAVAREA 1

NAVAREA I 101/26

291012 UTC May 26 

                                                1. NAVAREA I WARNINGS IN FORCE AT 291000 UTC MAY 2026:

2026 SERIES: 61, 81, 88, 91, 96, 100, 101.

NOTES:
A. TEXTS OF NAVAREA I WARNINGS ISSUED EACH WEEK ARE PUBLISHED IN WEEKLY EDITIONS OF THE ADMIRALTY NOTICES TO MARINERS BULLETIN (ANMB).
B. NAVAREA I WARNINGS LESS THAN 42 DAYS OLD (81/26 ONWARD) ARE PROMULGATED VIA ENHANCED GROUP CALL (EGC) AND/OR RELEVANT NAVTEX TRANSMITTERS.
C. THE COMPLETE TEXTS OF ALL IN-FORCE NAVAREA I WARNINGS, INCLUDING THOSE WHICH ARE NO LONGER BEING BROADCAST, ARE REPRINTED IN SECTION III OF ANMB IN WEEKS 1, 13, 26 AND 39 AND ARE ALSO AVAILABLE FROM THE UKHO WEBSITE AT: HTTPS://MSI.ADMIRALTY.CO.UK/RADIONAVIGATIONALWARNINGS.
ALTERNATIVELY, THESE MAY BE REQUESTED BY E-MAIL FROM NAVAREA I CO-ORDINATOR AT: NAVWARNINGS@UKHO.GOV.UK

2. CANCEL NAVAREA I 97/26.
2431 WZ 337/26 282031 UTC May 26 LUNDY. BULL POINT LIGHTHOUSE WHITE LIGHT UNRELIABLE.

UK Coastal

WZ 337/26

282031 UTC May 26 

                                                LUNDY.
1. BULL POINT LIGHTHOUSE 51-11.9N 004-12.1W WHITE LIGHT UNRELIABLE.
2. CANCEL WZ 336/26.
2429 NAVAREA I 100/26 280326 UTC May 26 GMDSS. ENGLAND AND SCOTLAND EAST COAST, INCLUDING THE ENGLISH CHANNEL AND THE NORTH SEA. MF R/T AND DSC SERVICES OFF AIR.

NAVAREA 1

NAVAREA I 100/26

280326 UTC May 26 

                                                GMDSS.
ENGLAND AND SCOTLAND EAST COAST, INCLUDING THE ENGLISH CHANNEL AND THE NORTH SEA.
1. MF R/T AND DSC SERVICES OFF AIR FROM SITES:
A. BAWDSEY 51-59.6N 001-24.5E.
B. CULLERCOATS 55-04.4N 001-27.8W.
C. GREGNESS 57-07.7N 002-03.2W.
2. MF DSC SERVICE FROM LANGHAM SITE 52-56.5N 000-57.2E OFF AIR.
3. CANCEL NAVAREA I 78/26.
2428 WZ 334/26 260637 UTC May 26 IRISH SEA. CALDER GAS FIELD. PLATFORM 110/7A UNLIT AND ALL NAVAIDS INOPERATIVE.

UK Coastal

WZ 334/26

260637 UTC May 26 

                                                IRISH SEA.
CALDER GAS FIELD.
PLATFORM 110/7A 53-48.5N 003-39.8W UNLIT AND ALL NAVAIDS INOPERATIVE.
2427 WZ 333/26 252322 UTC May 26 DOVER. DOWNS BUOY PERMANENTLY REPLACED BY PORT HAND PILLAR BUOY.

UK Coastal

WZ 333/26

252322 UTC May 26 

                                                DOVER.
DOWNS BUOY 51-14.5N 001-26.2E PERMANENTLY CHANGED TO PORT HAND PILLAR BUOY FL(2)R 5 SEC, FOG SIGNAL BELL.
2425 WZ 328/26 231447 UTC May 26 CROMARTY. HYWIND FLOATING WIND FARM. TURBINE HS2 FOG SIGNAL INOPERATIVE.

UK Coastal

WZ 328/26

231447 UTC May 26 

                                                CROMARTY.
HYWIND FLOATING WIND FARM.
1. TURBINE HS2, 57-29.4N 001-21.1W, FOG SIGNAL INOPERATIVE.
2. CANCEL WZ 265/26.
2424 WZ 327/26 221147 UTC May 26 LUNDY. THE SMALLS SOUTHWARDS. SURVEY OPERATIONS WITH TOWED EQUIPMENT IN PROGRESS BY M/V NORTHERN STORM

UK Coastal

WZ 327/26

221147 UTC May 26 

                                                LUNDY.
THE SMALLS SOUTHWARDS.
SURVEY OPERATIONS WITH TOWED EQUIPMENT IN PROGRESS BY M/V NORTHERN STORM ALONG CHARTED CABLE JOINING 51-39.8N 005-03.9W, 51-40.7N 006-06.0W.
2415 WZ 321/26 162318 UTC May 26 HUMBER. BARQUE GAS FIELD. PLATFORM 48/14-PL UNLIT.

UK Coastal

WZ 321/26

162318 UTC May 26 

                                                HUMBER.
BARQUE GAS FIELD.
PLATFORM 48/14-PL 53-34.0N 001-37.9E UNLIT.
2411 WZ 316/26 121000 UTC May 26 FORTH. NEART NA GAOITHE WINDFARM. NEART NA GAOITHE BUOY AIS OUTAGES.

UK Coastal

WZ 316/26

121000 UTC May 26 

                                                FORTH.
NEART NA GAOITHE WINDFARM.
1. NNG E BUOY 56-14.3N 002-08.6W AND NNG S BUOY 56-12.3N 002-09.8W AIS INOPERATIVE.
2. CANCEL WZ 243/26.
2406 WZ 308/26 061458 UTC May 26 IRISH SEA. ORMONDE WIND FARM. TURBINE D1 FOG SIGNAL INOPERATIVE.

UK Coastal

WZ 308/26

061458 UTC May 26 

                                                IRISH SEA.
ORMONDE WIND FARM.
1. TURBINE D1 54-05.0N 003-24.2W FOG SIGNAL INOPERATIVE.
2. CANCEL WZ 304/26.
2403 WZ 305/26 060231 UTC May 26 HUMBER. INNER BANK. PLATFORM SOUTHWARK UNLIT AND ALL NAVAIDS INOPERATIVE.

UK Coastal

WZ 305/26

060231 UTC May 26 

                                                HUMBER.
INNER BANK.
1. PLATFORM SOUTHWARK 53-11.0N 002-05.8E UNLIT AND ALL NAVAIDS INOPERATIVE.
2. CANCEL WZ 232/26.
2402 NAVAREA I 88/26 041602 UTC May 26 NORTH SEA. LITTLE FISHER BANK WESTWARDS. SEISMIC SURVEY IN PROGRESS BY M/V RAMFORM ATLAS.

NAVAREA 1

NAVAREA I 88/26

041602 UTC May 26 

                                                NORTH SEA.
LITTLE FISHER BANK WESTWARDS.
SEISMIC SURVEY IN PROGRESS BY M/V RAMFORM ATLAS TOWING 16 X 7050 METRE LONG CABLES IN AREA BOUND BY 56-59.5N 002-56.7E, 57-30.0N 004-51.3E, 56-48.7N 005-26.0E, 56-16.7N 003-34.7E. 
3 MILE BERTH AHEAD AND ABEAM AND 6 MILES ASTERN REQUESTED. VESSELS M/V THOR FRIGG AND M/V THOR OMEGA IN ATTENDANCE.
2399 WZ 302/26 030952 UTC May 26 HUMBER. BESSEMER GAS FIELD. PLATFORM 49/23E FOG SIGNAL INOPERATIVE.

UK Coastal

WZ 302/26

030952 UTC May 26 

                                                HUMBER.
BESSEMER GAS FIELD.
1. PLATFORM 49/23E, 53-11.9N 002-29.1E, FOG SIGNAL INOPERATIVE.
2. CANCEL WZ 226/26.
2397 WZ 300/26 020816 UTC May 26 HUMBER. LEMAN GAS FIELD. PLATFORM UNLIT AND ALL NAVAIDS INOPERATIVE.

UK Coastal

WZ 300/26

020816 UTC May 26 

                                                HUMBER.
LEMAN GAS FIELD.
1. PLATFORM 49/27-ED 53-03.6N 002-12.6E, UNLIT AND ALL NAVAIDS INOPERATIVE.
2. CANCEL WZ 223/26.
2395 WZ 298/26 010759 UTC May 26 DOGGER. SOFIA OFFSHORE WIND FARM. N1 AND E5 BUOYS UNLIT.

UK Coastal

WZ 298/26

010759 UTC May 26 

                                                DOGGER.
SOFIA OFFSHORE WIND FARM.
1. BUOYS UNLIT:
A. N1 55-08.1N 002-09.5E.
B. E5 54-51.5N 002-20.7E.
2. CANCEL WZ 221/26.
2392 WZ 296/26 280910 UTC Apr 26 HUMBER. ORWELL GAS FIELD NORTHWESTWARDS. MET MAST UNLIT AND ALL NAVAIDS INOPERATIVE.

UK Coastal

WZ 296/26

280910 UTC Apr 26 

                                                HUMBER.
ORWELL GAS FIELD NORTHWESTWARDS.
1. MET MAST 53-10.7N 002-59.1E UNLIT AND ALL NAVAIDS INOPERATIVE.
2. CANCEL WZ 204/26.
2387 NAVAREA I 81/26 210331 UTC Apr 26 NORTH SEA. BERGEN BANK SOUTHWARDS. SEISMIC SURVEY IN PROGRESS BY M/V OCEAN RELIANCE.

NAVAREA 1

NAVAREA I 81/26

210331 UTC Apr 26 

                                                NORTH SEA.
BERGEN BANK SOUTHWARDS.
SEISMIC SURVEY IN PROGRESS BY M/V OCEAN RELIANCE TOWING 2 X 1200 METRE LONG CABLES IN AREA BOUND BY 60-02.3N 001-58.4E, 59-59.4N 002-17.0E, 59-46.0N 002-08.7E, 59-48.9N 001-50.2E.
2339 NAVAREA I 61/26 231605 UTC Mar 26 WESTERN APPROACHES TO UNITED KINGDOM AND IRELAND. PORCUPINE ABYSSAL PLAIN. PAP ODAS BUOY MOVED.

NAVAREA 1

NAVAREA I 61/26

231605 UTC Mar 26 

                                                WESTERN APPROACHES TO UNITED KINGDOM AND IRELAND.
PORCUPINE ABYSSAL PLAIN.
CHART GB 4102 (INT 102).
1. PAP ODAS BUOY 49-00.0N 016-21.9W MOVED TO 48-56.3N 016-22.5W.
2. CANCEL NAVAREA I 59/26.