NAVAREA I 147/25 1. NAVAREA I WARNINGS IN FORCE AT 131000 UTC JUN 2025: 2025 SERIES: 68, 105, 119, 133, 142, 143, 147. 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 (119/25 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: [email protected] 2. CANCEL NAVAREA I 140/25. NAVAREA I 143/25 ENGLISH CHANNEL. ROYAL SOVEREIGN SHOALS. CHART GB 536 (INT 1740). NORTH, EAST AND WEST CARDINAL BUOYS PERMANENTLY DISCONTINUED: A. 50-43.6N 000-26.1E. B. 50-43.5N 000-26.3E. C. 50-43.5N 000-25.9E. NAVAREA I 142/25 1. RIGLIST. CORRECT AT 090500 UTC JUN 2025. SOUTHERN NORTH SEA: 51N TO 55N 52-07.7N 003-56.4E VALARIS 123 ACP P18-A NEW 52-36.8N 003-44.3E JB-115 ACP HKW-B 53-00.2N 001-50.2E VALARIS 72 53-31.2N 001-48.0E SEAFOX 4 ACP GALLEON GAS FIELD 53-35.3N 002-17.7E ERDA ACP WENLOCK GAS FIELD 53-37.8N 005-08.7E PROSPECTOR 1 ACP M7-A 54-03.3N 001-02.1E HAEVA ACP RAVENSPURN NORTH GAS FIELD 54-18.5N 002-25.2E ENSCO 92 54-19.0N 002-37.0E SWIFT 10 ACP WINGATE GAS FIELD 54-19.5N 002-56.1E WELL SAFE PROTECTOR ACP D15-FA-1 54-34.2N 002-17.6E VALARIS NORWAY ACP CYGNUS GAS FIELD NORTH SEA: 55N TO 60N, EAST OF 5W NEW 55-09.0N 004-04.0E NOBLE RESOLUTE 55-28.8N 005-06.5E SHELF DRILLING WINNER ACP DAN OIL FIELD 55-33.5N 005-08.0E NOBLE REACHER ACP HALFDAN OIL FIELD 56-22.6N 003-16.0E LINUS ACP ELDFISK OIL FIELD 56-32.9N 003-12.8E WEST ELARA ACP EKOFISK COMPLEX 56-41.9N 002-20.2E VALARIS 120 ACP JUDY OIL FIELD 56-42.0N 003-07.1E NOBLE INTEGRATOR ACP FENRIS JACKET UNDER CONSTRUCTION 56-54.0N 002-22.8E VALARIS 122 ACP 30/02-WHPA 57-01.9N 001-57.3E VALARIS 121 ACP SHEARWATER OIL FIELD 57-09.1N 001-40.5E VALARIS 248 (EX GORILLA VI) 57-11.6N 001-54.8E VALARIS STAVANGER ACP CULZEAN GAS FIELD 57-18.7N 001-52.5E NOBLE INNOVATOR 57-48.9N 004-32.0E MAERSK INSPIRER ACP YME OIL FIELD 58-02.9N 000-06.4E WELL SAFE DEFENDER 58-14.9N 000-50.8E PAUL B LOYD JR 58-18.5N 001-46.4W SAFE CALEDONIA ACP CAPTAIN OIL FIELD 58-25.1N 001-43.0E NOBLE LLOYD NOBLE ACP SLEIPNER GAS FIELD 58-50.6N 002-14.9E NOBLE INVINCIBLE ACP EDVARD GRIEG 59-06.8N 002-23.4E DEEPSEA ATLANTIC 59-10.5N 002-22.5E COSL PIONEER 59-20.5N 001-50.0E DEEPSEA NORDKAPP 59-53.9N 002-16.0E DEEPSEA STAVANGER NORWEGIAN SEA: 60N TO 65N, EAST OF 5W NEW FEDA OCEAN GREATWHITE 60-30.3N 002-00.8E ASKEPOTT ACP MARTIN LINGE 61-04.9N 002-15.0E ASKELADDEN 61-15.2N 000-44.2E NOBLE PATRIOT 61-20.7N 002-04.3E COSL PROMOTER 61-36.7N 001-32.8E NOBLE ENDEAVOR (EX OCEAN) 61-39.0N 001-29.3E STENA DON 64-16.0N 005-16.2E SCARABEO 8 64-56.8N 006-57.0E TRANSOCEAN NORGE SOUTH AND WEST COASTS OF THE BRITISH ISLES 53-37.9N 003-10.5W IRISH SEA PIONEER ACP LENNOX OIL/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 130/25. NAVAREA I 133/25 ENGLISH CHANNEL. OFF USHANT TSS NORTHWARDS AND EASTWARDS. 1. UNDERWATER OPERATIONS IN PROGRESS BY M/V AETHRA AND M/V ATHENA ALONG LINE JOINING 49-15.2N 005-51.7W, 48-58.3N 005-05.3W, 48-45.4N 004- 23.2W, 48-45.3N 004-10.8W, 48-44.3N 004-07.0W, 48-41.7N 004-06.6W. 2. CANCEL NAVAREA I 123/25. NAVAREA I 119/25 NORTH SEA. TRITON OIL FIELD. CHART GB 273. SAFETY ZONE, RADIUS 500 METRES, ESTABLISHED IN 57-03.11N 000-56.63E. NAVAREA I 105/25 NORTH SEA. GULLFAKS OIL FIELD AND SNORRE OIL FIELD. SEISMIC SURVEY IN PROGRESS BY M/V RAMFORM ATLAS TOWING 12 X 3675 METRE LONG CABLES IN AREA BOUND BY 61-27N 001-39E, 61-27N 002-32E, 61-13N 002-32E, 61-13N 001-39E. WIDE BERTH OF 2 MILES AHEAD AND ABEAM AND 4 MILES ASTERN REQUESTED. GUARD VESSELS R/V OCEAN MERMAID AND M/V THOR OMEGA IN ATTENDANCE. NAVAREA I 68/25 SHETLAND ISLANDS NORTHWESTWARDS. CHART GB 1233 (INT 1500). SAFETY ZONES, RADIUS 500 METRES, ESTABLISHED IN: A. 60-58.07N 001-54.61W. B. 60-50.11N 001-48.19W.