CoastalUS - HYDROPACMessages2176/25(75)2176/25(75)ArchivedReceived: 26 Aug 2025, 00:00Archived: 19 Nov 2025, 23:20Updated: 4 Nov 2026, 19:32SubscribeCopyShareShow on mapPrintExportSearchKeywordsGeometry refscircle_radiusGeometry phraseswithinMessage contentGREAT AUSTRALIAN BIGHT. AUSTRALIA. DNC 05. THREE SIX METER YELLOW SURFACE BUOYS DEPLOYED IN AREA WITHIN ONE MILE OF 39-05.25S 142-54.80E.Location mapOpen in the full mapLoading map…More from US - HYDROPAC3211/262026-11-04BAY OF BENGAL. INDIA. 1. SURVEY OPERATIONS 05 THRU 20 NOV BY M/V SAMUDRA RATNAKAR IN AREA BOUND BY 17-13.71N 083-11.78E, 17-08.36N 083-15.64E, 17-01.56N 083-05.45E, 17-06.90N 083-01.59E. W3210/262026-11-04EASTERN INDIAN OCEAN. LAKSHADWEEP. 1. HAZARDOUS OPERATIONS 060730Z TO 061330Z NOV IN AREA BOUND BY 10-32.60N 072-37.25E, 10-33.32N 072-38.05E, 10-32.54N 072-38.72E, 10-31.92N 072-37.90E. 2. C3209/262026-11-04BAY OF BENGAL. INDIA. 1. SURVEY OPERATIONS 05 THRU 25 NOV BY M/V SAMUDRA KAUSTUBH IN AREA BOUND BY 21-05.68N 087-27.06E, 21-05.61N 087-41.49E, 20-52.08N 087-41.43E, 20-52.13N 087-27.02E. W3149/262026-10-29archivedARABIAN SEA. GULF OF KHAMBHAT. INDIA. 1. PIPELINE OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY VESSEL JD ODYSSEY, M/V TAG 13, TUG CREATIVE 1, M/V SEAMAC GLORIOUS, AND M/V WILCHIEF1 IN ARE3032/262026-10-19archivedEASTERN INDIAN OCEAN. INDIA. 1. HAZARDOUS OPERATIONS 0230Z TO 0800Z DAILY 21, 23, 26, 27, 30 AND 31 OCT IN AREA BOUND BY 10-50.00N 075-00.00E, 10-50.00N 075-35.00E, 10-20.00N 075-35.00E, 1Later warnings2182/25(74)2025-08-27archivedCORAL SEA. DNC 05. CANCEL HYDROPAC 2099/25 AND THIS MSG, AID RESTORED.2183/25(93)2025-08-27archivedSOUTH CHINA SEA. DNC 11. CANCEL HYDROPAC 2177/25 AND THIS MSG, PERSONS RESCUED.2184/25(29)2025-08-27archivedSOUTH ATLANTIC. SOUTH PACIFIC. ANTARCTICA. DNC 29. 1. ICEBERGS REPORTED IN: A. A77, 60-56.40S 056-36.60W. B. A81, 66-52.80S 058-13.20W. C. B15AB, 61-1Earlier warnings2175/25(75)2025-08-26archivedGREAT AUSTRALIAN BIGHT. AUSTRALIA. DNC 05. 12 SIX METER YELLOW SURFACE BUOYS DEPLOYED IN AREA WITHIN ONE MILE OF 38-56.07S 142-52.87E.2174/25(63)2025-08-26archivedBAY OF BENGAL. INDIA. DNC 03. 1. HAZARDOUS OPERATIONS 1431Z TO 0129Z DAILY 29 THRU 30 IN AREA BOUND BY 19-14.60N 084-53.70E, 19-07.39N 085-35.94E, 18-52179/25(74)2025-08-26archivedTIMOR SEA. AUSTRALIA. DNC 04. 1. FISHING NET ADRIFT IN 10-57.75S 131-15.33E. AT 260323Z AUG. 2. CANCEL HYDROPAC 2161/25(62). 3. CANCEL THIS MSG 292031Z AUG 2Back to messages