Navigational warnings on 2026-08-22
UTC day · today
- issued
- 16
- cancelled
- 5
- in force at end
- 468
- of these still in force
- 0
Issued · by sea
| South Atlantic Ocean | 3 |
| North Pacific Ocean | 2 |
| North Atlantic Ocean | 2 |
| Southern Ocean | 2 |
| Gulf of Mexico | 2 |
| Hudson Strait | 1 |
| Caribbean Sea | 1 |
| Black Sea | 1 |
HYDROLANT 5 · NAVAREA IV 4 · NAVAREA XI 3 · USGS earthquakes 3 · HYDROARC 1
Issued · 16
- Nav aids · NAVAREA IV 813/2607:34ZIn Gulf of America, Louisiana, U.S. Coast Guard New Orleans remote communication facility at 29-53N 089-57W has unreliable high-frequency digital selective calling services as of August 21, 2026.Gulf of America · Louisiana
- Quakes · USGS-US6000TMRN07:40ZEarthquake magnitude 5.7 (mb) in 60.265S 047.259W, depth 10 km at 220740Z aug 26Scotia Sea
- Quakes · USGS-US6000TMRW08:22ZEarthquake magnitude 6.2 (mww) in 60.379S 047.605W, depth 10 km at 220822Z aug 26Scotia Sea
- Other · NAVAREA IV 814/2610:30ZNaval operations occur in the Caribbean Sea off Colombia from 261200Z to 262100Z August within a defined area.Caribbean Sea · Colombia
- Missiles · HYDROLANT 1644/2610:41ZRocket launching operations are in effect daily from 27 August to 6 September in areas of the North Atlantic.North Atlantic
- Surveys · HYDROLANT 1645/2610:57ZDaily underwater operations from 0800 to 1800 UTC, August 23 through September 29, by vessels Comando B and BH Shijiazhuang near 20-23.47S 040-09.88W, wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1646/2611:03ZUnderwater operations are being conducted daily from 0800Z to 1800Z by vessels Comando B and Marsanne near 20-24.25S 040-10.65W, Brazil, until 06 Sep; wide berth requested.South Atlantic · Brazil
- Surveys · HYDROLANT 1647/2611:10ZUnderwater operations daily 0800 to 1800 UTC from 23 Aug to 6 Sep by vessels Comando B and BH Shijiazhuang off Brazil at 20-23.80S 040-09.73W; wide berth requested.South Atlantic · Brazil
- Other · NAVAREA XI 382/2612:00ZNAVAREA XI warning messages 0375/26 and 0376/26 are canceled.
- Derelicts · NAVAREA XI 381/2612:00ZDerelict bulk carrier removed near Minamitori Shima, North Pacific; warning 0373/26 and this message cancelled.North Pacific, Minamitori Shima
- Exercises · NAVAREA XI 380/2612:00ZHazardous operations are taking place in the Marianas area from 27 August 0200Z to 0600Z, with cancellation at 0700Z.North Pacific, Marianas
- Debris · HYDROLANT 1650/2614:36ZA dangerous object is adrift in the Black Sea near Romania at 44-31.68N 029-33.28E, reported August 22.Black Sea · Romania
- Nav aids · HYDROARC 184/2614:52ZAt Inuvik, Canada (60-25.45N 064-50.50W), the Marine Communications and Traffic Services remote station has MF and HF radio services off air.Canada
- Quakes · USGS-US6000TMTA17:00Z4 km n of toride, japan
- Derelicts · NAVAREA IV 816/2621:24ZA 26-foot derelict vessel is partially submerged and adrift at 32-51.60N 056-35.20W, at 222025Z Aug 22.North Atlantic
- Surveys · NAVAREA IV 817/2623:50ZSurvey operations continue in the Gulf of America off Louisiana until 31 Dec, with three vessels towing 400-meter cables; wide berth requested.Gulf of America · Louisiana
Cancelled · 5
- Missiles · NAVAREA X 94/2601:53ZSpace debris danger area is in effect from Cape Darnely to Tasmania, daily 1525-2235 UTC, 20-26 August 2026.
- Derelicts · NAVAREA XI 373/2612:06ZDerelict bulk carrier, about 140 meters long, adrift at 26-43.9N 151-56.1E in North Pacific near Minamitori Shima, as of August 19; message cancels August 22.North Pacific, Minamitori Shima
- Quakes · USGS-US6000TLXQ16:17Z45 km nne of ruteng, indonesia
- Quakes · USGS-US6000TM0U22:45Z29 km nne of ruteng, indonesia
- Surveys · NAVAREA IV 762/2623:50ZSurvey operations are in progress until 31 December by vessel Island Frontier in the Gulf of America off Louisiana; wide berth requested.Gulf of America · Louisiana
Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.