Navigational warnings, week 2025-W48
2025-11-24 to 2025-11-30 UTC
- issued
- 42
- cancelled
- 9
- in force at end
- 728
- of these still in force
- 1
Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so this period is under-counted.
Issued · by type
| Surveys | 10 |
| Exercises | 7 |
| Missiles | 6 |
| Quakes | 5 |
| Cable ops | 4 |
| Incidents | 4 |
| Nav aids | 2 |
| Other | 2 |
| Spills | 1 |
| Wrecks | 1 |
Issued · by sea
| South Pacific Ocean | 9 |
| Arabian Sea | 6 |
| Indian Ocean | 4 |
| Bay of Bengal | 4 |
| North Pacific Ocean | 3 |
| South China Sea | 3 |
| South Atlantic Ocean | 2 |
| Gulf of Oman | 1 |
HYDROPAC 35 · USGS earthquakes 5 · HYDROLANT 1 · NOAA IncidentNews 1
Issued · 42
- Missiles · HYDROPAC 3116/2521:10ZHazardous operations, space debris 022032Z to 030120Z, 032010Z to 040058Z, 041948Z to 050036Z, 051925Z to…Pacific Ocean
- Missiles · HYDROPAC 3117/2523:55ZHazardous operations, space debris 022213Z to 030320Z, 032147Z to 040254Z, 042121Z to 050228Z, 052055Z to…Eastern Indian Ocean · South Atlantic
- Surveys · HYDROPAC 3078/2501:16ZSurvey operations are underway in the Strait of Malacca until 30 Sep 2026 by vessel PXGEO 2 towing eight 5-mile-long cables; wide berth requested.Strait of Malacca · Malaysia
- Incidents · HYDROPAC 3083/2507:31ZMan overboard from F/V tg 90136 ts in 08-53.00N 104-09.00E at 242200Z novGulf of Thailand · Vietnam
- Exercises · HYDROPAC 3161/2510:14ZHazardous operations 050100Z to 050600Z dec in area bound by 12-50.00N 145-00.00E, 12-50.00N 145-10.00E,…North Pacific · Guam
- Cable ops · HYDROPAC 3092/2519:23ZCable operations in progress until further notice by M/V layla along trackline joining 35-33.00S 179-05.00W,…South Pacific · New Zealand
- Spills · NOAAORR-1108900:00ZEast rockaway, nyDielectric Spill Into Mill River; East Rockaway, New York
- Nav aids · HYDROPAC 3095/2501:55ZDart buoy 4G 35-45.50S 075-14.40W temporarily removedSouth Pacific
- Cable ops · HYDROPAC 3099/2509:51ZCable operations in progress until 24 jan 26 by M/V grace along tracklines joining: a. 16-00.76N 168-02.21E,…North Pacific
- Nav aids · HYDROPAC 3103/2511:23ZSandy cape light 24-43.80S 153-12.50E changed to fl w 13 sec 20NMCoral Sea · Australia
- Missiles · HYDROPAC 3104/2511:42ZHazardous operations, space debris 1937Z to 0320Z daily 01 thru 09 dec in area bound by 08-53.00S…Eastern Indian Ocean · South Atlantic
- Other · HYDROPAC 3107/2512:30ZOffshore installation operations 27 nov thru 20 dec in areas bound by: a. 19-28.69N 071-35.30E, 19-29.02N…Arabian Sea · Gulf of Khambhat · India
- Other · HYDROPAC 3108/2512:47ZOffshore installation operations 27 nov thru 12 dec by barge dlb kenenna and M/V zd libra in areas bound by:…Arabian Sea · Gulf of Khambhat · India
- Exercises · HYDROPAC 3109/2513:28ZGunnery exercises 2300Z to 0900Z daily 30 nov thru 30 dec in area bound by 28-15.25N 146-29.78E, 27-55.25N…North Pacific
- Cable ops · HYDROPAC 3111/2501:31ZCable operations in progress until further notice by cableship ile d'yeu in area within 20 miles of…Great Australian Bight · Australia
- Quakes · USGS-US7000RE2G04:56Z54 km wnw of sinabang, indonesia
- Exercises · HYDROPAC 3122/2515:03ZHazardous operations 0900Z to 1200Z daily 01, 08, 15, 22, and 29 dec, and 0900Z to 1430Z daily 05, 12, 19,…Eastern Indian Ocean · India
- Quakes · USGS-AK2025XJBVHJ17:11Z12 km wnw of susitna, alaska
- Surveys · HYDROPAC 3125/2518:02ZSurvey operations in progress until 31 dec by M/V astro aquila in area bound by 26-42.50N 051-53.50E,…Persian Gulf · Bahrain
- Exercises · HYDROPAC 3126/2518:41ZHazardous operations 0300Z to 1900Z daily 01 thru 31 dec except saturdays and sundays in areas bound by: a.…Arabian Sea · Pakistan
- Wrecks · HYDROPAC 3129/2519:39ZDangerous wreck, least depth 12 meters, in 25-06.49N 056-24.32EGulf of Oman · U.A.E
- Surveys · HYDROPAC 3131/2500:02ZSurvey operations in progress until further notice by M/V seaworker in area bound by 41-18.40S 174-14.30E,…Cook Strait · New Zealand
- Surveys · HYDROLANT 2010/25in force01:13ZUnderwater survey operations by vessel Fugro Vaquita off Brazil daily from 10:00 to 20:00 UTC until November 2, 2026; wide berth requested.South Atlantic · Brazil
- Exercises · HYDROPAC 3134/2502:13ZHazardous operations 1100Z to 2000Z daily 02 and 04 dec in area bound by 36-25.00S 073-26.00W, 36-25.00S…South Pacific · Chile
- Quakes · USGS-US7000REA003:30Z131 km wnw of hihifo, tonga
- Incidents · HYDROPAC 3137/2509:17ZF/V py 96202 ts, five persons on board, sank in 10-22.50N 114-28.61E at 272352Z novSouth China Sea
- Cable ops · HYDROPAC 3138/2512:07ZCable operations 29 nov until further notice by M/V aniek along trackline joining 23-39.89N 179-01.21E,…North Pacific
- Exercises · HYDROPAC 3140/2515:30ZHazardous operations 0030Z to 1829Z daily 01 thru 09, 15 thru 17, 21 thru 25, and 28 thru 31 dec in area…Bay of Bengal · India
- Surveys · HYDROPAC 3141/2516:05ZSurvey operations by M/V vanessa 6: a. 01 thru 10 dec along trackline joining 19-31.85N 071-18.02E,…Arabian Sea · India
- Surveys · HYDROPAC 3144/2517:20ZSurvey operations 29 nov thru 28 dec by M/V sw bly in area bound by 16-54.00N 084-37.00E, 16-47.00N…Bay of Bengal · India
- Surveys · HYDROPAC 3145/2518:16ZSurvey operations 01 thru 31 dec by M/V vanessa 7 in area bound by 19-14.74N 072-06.46E, 20-05.46N…Arabian Sea · Gulf of Khambhat · India
- Exercises · HYDROPAC 3147/2520:14ZHazardous operations 0030Z to 1630Z daily 01 thru 05 dec in area bound by 15-50.30N 080-29.30E, 15-47.75N…Bay of Bengal · India
- Surveys · HYDROPAC 3149/2520:46ZUnderwater operations 29 nov thru 26 dec by tug aht rawabi opal in areas bound by: a. 19-42.24N 071-06.01E,…Arabian Sea · Gulf of Khambhat · India
- Surveys · HYDROPAC 3151/2502:23ZUnderwater operations in progress until further notice by M/V offshore solution in area bound by 19-20.30S…Eastern Indian Ocean · Australia
- Quakes · USGS-US7000REKP08:03ZEarthquake magnitude 5.9 (mww) in 52.366S 151.808E, depth 10 km at 290803Z nov 25West of Macquarie Island
- Incidents · HYDROPAC 3153/2509:51ZF/V dna 90350 ts, ten persons on board, disabled and adrift due to engine failure in 17-00.00N 108-25.00E at…South China Sea · Vietnam
- Surveys · HYDROPAC 3154/2515:14ZSurvey operations 30 nov to 30 dec by M/V sambhavya in area bound by 16-15.94N 081-16.99E, 16-13.50N…Bay of Bengal · India
- Missiles · HYDROPAC 3178/2518:24ZHazardous operations, space debris 071749Z to 072237Z dec, alternate 081727Z to 082215Z, 091705Z to 092153Z,…Pacific Ocean
- Incidents · HYDROPAC 3157/2520:30ZF/V nt 90329 ts sank in 11-47.56N 109-11.35E at 272230Z novSouth China Sea · Vietnam
- Missiles · HYDROPAC 3159/2521:29ZHazardous operations 0100Z to 0400Z daily 05 thru 18 dec: a. rocket launching in area bound by 39-12.00S…South Pacific · New Zealand
- Missiles · HYDROPAC 3160/2522:10ZHazardous operations, space debris 0100Z to 0400Z daily 05 thru 18 dec in area bound by 52-18.00S…South Pacific
- Quakes · USGS-US7000RENA22:47ZEarthquake magnitude 5.8 (mww) in 56.511S 147.451E, depth 10 km at 292247Z nov 25West of Macquarie Island
Cancelled · 9
- Quakes · USGS-US6000RPJA12:22Z133 km e of miyako, japan
- Quakes · USGS-US6000RPJB12:37ZEarthquake magnitude 5.6 (mww) in 24.243S 179.847E, depth 516 km at 211237Z nov 25South of the Fiji Islands
- Quakes · USGS-US6000RPQL22:38Z206 km se of severo-kuril’sk, russia
- Spills · NOAAORR-1108400:00ZFlowline leak and in situ burn; south pass 24, louisiana
- Spills · NOAAORR-1108200:00ZDauphin island al, USAProduced Water Leak From Pipeline; Dauphin Island, Alabama
- Quakes · USGS-US6000RPXA08:21Z67 km ssw of adak, alaska
- Spills · NOAAORR-1108300:00ZOn november 14, 2025, the U.SPipeline Leak; Breton Sound, Louisiana · La
- Quakes · USGS-US7000RE2G04:56Z54 km wnw of sinabang, indonesia
- Quakes · USGS-AK2025XJBVHJ17:11Z12 km wnw of susitna, alaska
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.