CoastalUS - HYDROPACMessages83/26(81)83/26(81)SÉCURITÉArchivedReceived: 11 Jan 2026, 00:00Archived: 26 Feb 2026, 14:00Updated: 5 Nov 2026, 17:43SubscribeCopyShareShow on mapPrintExportSearchKeywordsMalfunctioning AidsUNRELIABLE, UNRELIABLEMessage contentNORTH PACIFIC. GUAM. DNC 12. 1. USCG REMOTE COMMUNICATION FACILITY GUAM 13-28.60N 144-50.10E WEATHER MESSAGE SERVICES UNRELIABLE. 2. CANCEL HYDROPAC 3212/25, 11/26.Location mapOpen on the full mapMore from US - HYDROPAC3218/262026-11-05EASTERN INDIAN OCEAN. INDIA. 1. SURVEY OPERATIONS IN PROGRESS UNTIL 30 NOV BY M/V EAGLE EXPLORER IN AREA BOUND BY 08-54.00N 075-21.00E, 08-54.00N 076-08.00E, 08-11.00N 076-08.00E, 08-11.003217/262026-11-05EASTERN INDIAN OCEAN. REUNION. 1. HAZARDOUS OPERATIONS 090400Z TO 112000Z NOV IN AREA BOUND BY 21-30.75S 055-05.27E, 21-07.73S 054-56.99E, 21-16.18S 054-22.72E, 21-45.69S 054-32.38E. 2. CANCE3216/262026-11-05EASTERN INDIAN OCEAN. AUSTRALIA. RACON AT PORT HEDLAND C1 PILE 19-59.49S 118-26.17E UNRELIABLE.3060/262026-10-21archivedARABIAN SEA. NORTHWESTERN INDIAN OCEAN. INDIA. 1. SURVEY OPERATIONS 22 OCT THRU 11 NOV BY M/V EAGLE EXPLORER IN AREA BOUND BY 11-33.00N 074-36.00E, 11-44.00N 075-05.00E, 10-28.00N 075-52.00E,3185/262026-11-02archivedSINGAPORE STRAIT. INDONESIA. 1. VESSEL BOARDED BY THREE PIRATES IN 01-06.06N 103-33.51E AT 021336Z NOV. VESSELS ARE ADVISED TO KEEP CLEAR OF THIS POSITION AND TO EXERCISE EXTREME CAUTION. 2.Later warnings86/26(93)2026-01-12archivedSOUTH CHINA SEA. VIETNAM. DNC 11. F/V KH 90026 TS, EIGHT PERSONS ON BOARD, UNREPORTED. LAST KNOWN POSITION IN VICINITY 11-58.00N 109-48.00E AT 100700Z JAN. VESS97/26(63)2026-01-12archivedANDAMAN SEA. BAY OF BENGAL. INDIA. DNC 03. 1. CABLE OPERATIONS 13 JAN THRU 11 APR BY CABLESHIP BLUE NAVIGATOR ALONG TRACKLINE JOINING 19-55.93N 091-44.9092/26(63)2026-01-12archivedBAY OF BENGAL. INDIA. DNC 03. 1. HAZARDOUS OPERATIONS 0130Z TO 1130Z DAILY 16 AND 28 JAN IN AREA BOUND BY 12-49.00N 080-46.00E, 12-49.00N 081-26.00E, 1Earlier warnings82/26(19)2026-01-11archivedNORTH PACIFIC. DNC 12, DNC 13. CABLE OPERATIONS 12 JAN UNTIL FURTHER NOTICE BY M/V ANIEK ALONG TRACKLINE JOINING 25-37.90N 179-24.95E, 25-50.19N 178-52.50E, 26-81/26(63)2026-01-11archivedARABIAN SEA. EASTERN INDIAN OCEAN. SRI LANKA. DNC 03. 1. HAZARDOUS OPERATIONS 0100Z TO 1100Z DAILY, 12 AND 13 JAN IN AREAS BOUND BY: A. 04-38.00N 078-52.076/26(74)2026-01-10archivedEASTERN INDIAN OCEAN. AUSTRALIA. DNC 04. UNDERWATER OPERATIONS IN PROGRESS BY M/V SIEM TOPAZ/LAYN7 IN AREA BOUND BY 19-56.00S 113-13.20E, 19-53.5S 113-13.20E, 1Back to messages