CoastalUS - HYDROPACMessages3188/25(74)3188/25(74)SÉCURITÉArchivedReceived: 3 Dec 2025, 00:00Archived: 13 Dec 2025, 19:41Updated: 6 Nov 2026, 15:01SubscribeCopyShareShow on mapPrintExportSearchKeywordsOperationsUNDERWATER OPERATIONSMessage contentEASTERN INDIAN OCEAN. AUSTRALIA. DNC 04. UNDERWATER OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V DEEP ORIENT IN 21-14.50S 114-36.70E. ONE MILE BERTH REQUESTED.Location mapOpen on the full mapMore from US - HYDROPAC3230/262026-11-06BAY OF BENGAL. INDIA. 1. HAZARDOUS OPERATIONS 0030Z TO 1030Z DAILY 08 THRU 15 NOV IN AREAS BOUND BY: A. 17-58.90N 084-11.70E, 17-49.50N 083-59.60E, 17-49.50N 084-15.70E, 17-58.90N 084-3229/262026-11-06BAY OF BENGAL. INDIA. PARTIALLY SUBMERGED WRECK IN VICINITY 15-26.00N 080-14.00E AT 050405Z NOV.3228/262026-11-06ARABIAN SEA. INDIA. 1. CABLE OPERATIONS IN PROGRESS UNTIL 15 NOV BY M/V MT RAAJ 1, AND UNTIL 21 NOV BY M/V LADY GRACE AND M/V DB MARINE 1, ALONG TRACKLINE JOINING 19-03.45N 072-40.64E, 1799/25(22)2025-03-28archivedEASTERN SOUTH PACIFIC. CHILE. DNC 07. ARICA RADIO 18-29.10S 070-19.16W DSC MF SERVICE OFF AIR.3053/262026-10-21archivedCORAL SEA. SOLOMON ISLANDS. 1. CABLE OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE BY M/V LAYLA ALONG TRACKLINE JOINING 13-06.14S 161-11.58E, 12-23.69S 162-08.91E, 11-43.41S 163-07.90E, 10-50.9Later warnings3239/25(81)2025-12-03archivedNORTH PACIFIC. PHILIPPINE SEA. GUAM. DNC 12. 1. HAZARDOUS OPERATIONS 1400Z TO 1300Z DAILY 12 AND 13 DEC IN AREA BOUND BY 15-20.00N 142-00.00E, 15-20.00N 13200/25(91)2025-12-03archivedSOUTH CHINA SEA. PHILIPPINES. DNC 11. 1. GUNNERY EXERCISES 08 THRU 18 DEC IN AREA BOUND BY 14-42.63N 120-41.55E, 14-41.53N 120-36.54E, 14-36.73N 120-383205/25(63)2025-12-04archivedANDAMAN SEA. INDIA. DNC 03. 1. HAZARDOUS OPERATIONS 050330 TO 050630 DEC IN AREA BOUND BY 11-41.00N 092-46.00E, 11-41.00N 092-56.00E, 11-31.00N 092-56.Earlier warnings3247/25(81)2025-12-03archivedNORTH PACIFIC. GUAM. DNC 12. 1. HAZARDOUS OPERATIONS 130100Z TO 130300Z DEC IN 13-22.72N 144-33.49E. 2. CANCEL THIS MSG 130400Z DEC 25.3191/25(81)2025-12-03archivedNORTH PACIFIC. PHILIPPINE SEA. GUAM. DNC 12. 1. HAZARDOUS OPERATIONS 0001Z TO 0400Z DAILY 08 THRU 11 DEC IN AREA WITHIN FIVE MILES OF 13-29.00N 144-25.00E3197/25(63)2025-12-03archivedARABIAN SEA. INDIA. DNC 03. 1. SURVEY OPERATIONS 05 THRU 10 DEC BY TUG RAAFI IN AREA BOUND BY 18-56.83N 072-30.80E, 19-48.97N 071-41.50E, 19-48.92N 07Back to messages