CoastalUS - HYDROLANTMessages1278/25(24)1278/25(24)SÉCURITÉArchivedReceived: 1 Aug 2025, 00:00Archived: 26 Feb 2026, 13:49Updated: 4 Nov 2026, 19:33SubscribeCopyShareShow on mapPrintExportSearchKeywordsMalfunctioning AidsUNLITMessage contentSOUTH ATLANTIC. BRAZIL. DNC 01. 1. PONTA DO RETIRO LIGHT 21-21.58S 040-57.76W UNLIT UNTIL 27 JAN 26. 2. CANCEL THIS MSG 280001Z JAN 26.Location mapOpen in the full mapLoading map…More from US - HYDROLANT2213/262026-11-04SOUTH ATLANTIC. BRAZIL. 1. HAZARDOUS OPERATIONS 0800Z TO 2100Z DAILY 09 AND 10 NOV IN AREA WITHIN 10 MILES OF 05-44.40S 034-40.00W. 2. CANCEL THIS MSG 102200Z NOV 26.2212/262026-11-04SOUTH ATLANTIC. SCOTIA SEA. SHETLAND ISLANDS. 1. ICEBERGS REPORTED IN: A. A84, 69-40.80S 090-49.80W. B. A85, 56-54.00S 047-05.40W. C. D33A, 63-57.60S 055-13.20W. D. D33C, 61-58.20S 054-14.2211/262026-11-04NORTH ATLANTIC. 1. DERELICT 15 METER S/V DARK JADOR, BROWN HULL, CAPSIZED AND ADRIFT IN 45-03.00N 029-03.00W AT 032330Z NOV. 2. CANCEL THIS MSG 070211Z NOV 26.564/22(55)2022-02-25archivedBLACK SEA. UKRAINE. DNC 10. MINING OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE IN AREAS BOUND BY: A. 46-04.0N 033-12.8E, 46-03.1N 033-13.9E, 45-55.6N 033-08.1E, 45-57.3N 032-54.5E, 46-00.9N 033-2010/25(24)2025-11-28archivedSOUTH ATLANTIC. BRAZIL. DNC 01. 1. UNDERWATER OPERATIONS 1000Z TO 2000Z DAILY UNTIL 02 NOV 26 BY M/V FUGRO VAQUITA IN: A. 22-26.32S 040-25.47W. B. 22-27.05S 040-24.71W. WIDE BERTH REQUESLater warnings1286/25(23,29)2025-08-02archivedSCOTIA SEA. SOUTH ATLANTIC. ANTARCTICA. DNC 01, DNC 29. 1. ICEBERGS REPORTED IN: A. A23A, 55-47.00S 033-42.00W. B. A23D, 53-24.00S 036-07.00W. C. A74A1285/25(29)2025-08-02archivedSCOTIA SEA. SOUTH ATLANTIC. SOUTH PACIFIC. ANTARCTICA. DNC 29. 1. ICEBERGS REPORTED IN: A. A77, 61-36.00S 058-23.40W. B. A80A, 61-46.80S 054-26.40W. C1283/25(29)2025-08-02archivedSCOTIA SEA. SOUTH ATLANTIC. ANTARCTICA. DNC 29. 1. ICEBERGS REPORTED IN VICINITY: A. 61-36.00S 058-23.40W. B. 61-46.80S 054-26.40W. 2. CANCEL THIS MSG 05Earlier warnings1277/25(24)2025-08-01archivedWESTERN SOUTH ATLANTIC. BRAZIL. DNC 01. 1. RACON AT CABO SAO TOME LIGHT 22-02.52S 041-03.17W OFF AIR UNTIL 27 JAN 26. 2. CANCEL HYDROLANT 219/25. 3. CANCEL1282/25(35)2025-08-01archivedNORTH SEA. SCOTLAND. DNC 20. 1. CGOC ABERDEEN MF R/T SERVICE AT GREGNESS 57-07.70N 002-03.20W OFF AIR. 2. CANCEL HYDROLANT 1056/25.1281/25(GEN)2025-08-01archived1. HYDROLANT WARNINGS IN FORCE AS OF 011600Z AUG. ALL THE INFORCE WARNINGS ARE LISTED HERE. 1280/2025, 1279/2025, 1278/2025, 1277/2025, 1276/2025, 1275Back to messages