Other warnings in the North Sea
Everything the classifier did not place elsewhere.
- in force
- 0
- last 12 months
- 0
- vs previous 12 (1)
- -100%
- since 1997
- 669
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 2024–2026 are under-counted.
In force now · 0
No other warnings in force in the North Sea right now.
By month (all years)
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Other hazards in the North Sea
Archive · 669 cancelled
- HYDROLANT 2376/172017-08-01 → 2017-08-04Pipes adrift in: a. 52-52.77N 002-56.87E at 310930Z augNorth Sea
- HYDROLANT 2364/172017-07-31 → 2017-08-01Pipe adrift in 52-52.77N 002-56.87E at 310930Z julNorth Sea
- HYDROLANT 2363/172017-07-31 → 2017-08-0130 meter long pipe adrift in 52-41.6N 002-02.4E at 311120Z julNorth Sea · England-east Coast
- HYDROLANT 2355/172017-07-31 → 2017-07-31Two pipes adrift in: a. 52-47.16N 002-54.37E at 301758Z julNorth Sea
- HYDROLANT 2353/172017-07-30 → 2017-07-3130 meter long pipe adrift in 52-41.4N 002-03.2E at 301737Z julNorth Sea · England-east Coast
- HYDROLANT 2352/172017-07-30 → 2017-08-0230 meter long pipe adrift in 52-48.9N 002-02.7E at 301215Z jul 17North Sea · England-east Coast
- HYDROLANT 2351/172017-07-30 → 2017-07-31Two pipes adrift at 301816Z jul in: a. 52-46.31N 002-54.47ENorth Sea
- HYDROLANT 2345/172017-07-29 → 2017-07-30Two pipes adrift at 291816Z jul in: a. 52-56.10N 003-11.41ENorth Sea
- HYDROLANT 2343/172017-07-29 → 2017-07-29Two pipes adrift at 291335Z jul in: a. 52-51.55N 003-11.40ENorth Sea
- HYDROLANT 2342/172017-07-29 → 2017-07-29Two pipes adrift in 52-46.01N 002-54.25E at 291007Z julNorth Sea
- HYDROLANT 2341/172017-07-29 → 2017-07-29Two pipes adrift in 52-33.8N 002-50.1E at 290143Z julNorth Sea
- HYDROLANT 2240/172017-07-19 → 2017-08-02Unexploded ordnance in: a. 53-53.05N 001-39.55ENorth Sea · England-east Coast
- HYDROLANT 2218/172017-07-17 → 2017-07-20Yellow buoy and cable adrift in 59-37N 002-46E at 170200Z julNorth Sea · Norway
- HYDROLANT 2120/172017-07-08 → 2017-08-19Unexploded ordnance in 51-19.31N 001-56.12ENorth Sea
- HYDROLANT 1993/172017-06-28 → 2017-07-19Unexploded ordnance in area bound by 53-45.0N 001-22.5E, 53-57.1N 001-46.7E, 53-56.7N 002-05.4E, 53-49.3N…North Sea · England-east Coast
- HYDROLANT 1967/172017-06-26 → 2017-06-28Unexploded ordnance in area bound by 53-53.2N 001-38.9E, 53-57.1N 001-46.8E, 53-56.7N 002-05.4E, 53-49.3N…North Sea · England-east Coast
- HYDROLANT 1878/172017-06-16 → 2017-07-28Unexploded ordnance in vicinity 51-18.41N 001-27.4EDover Strait · England
- HYDROLANT 1877/172017-06-16 → 2017-06-26Unexploded ordnance in vicinity: a. 53-54.9N 001-51.2ENorth Sea · England
- HYDROLANT 1859/172017-06-14 → 2017-06-16Unexploded ordnance in vicinity 51-18.41N 001-28.28EDover Strait · England
- HYDROLANT 1778/172017-06-06 → 2017-06-16Unexploded ordnance in vicinity: a. 53-54.9N 001-51.2ENorth Sea · England
- HYDROLANT 1756/172017-06-03 → 2017-06-06Unexploded ordnance in vicinity: a. 53-54.9N 001-51.2ENorth Sea · England
- HYDROLANT 1736/172017-06-02 → 2017-06-02Unexploded ordnance in area within one mile of 51-18.76N 001-30.70ENorth Sea · Dover Strait · England-southeast Coast
- HYDROLANT 1705/172017-05-31 → 2017-06-02Unexploded ordnance in area within .19 miles of 51-18.76N 001-30.70ENorth Sea · Dover Strait · England-southeast Coast
- HYDROLANT 1702/172017-05-31 → 2017-05-31Unexploded ordnance in 51-18.76N 001-30.70EDover Strait · England-southeast Coast
- HYDROLANT 1665/172017-05-27 → 2017-07-08Unexploded ordnance in 51-19.31N 001-56.12ENorth Sea
- HYDROLANT 1658/172017-05-26 → 2017-06-03Unexploded ordnance in vicinity: 1. 53-54.9N 001-51.2ENorth Sea · England
- HYDROLANT 1595/172017-05-21 → 2017-12-19Light ranges temporarily reduced to 12 miles: a. tarbat ness 57-51.9N 003-46.6WNorth Sea · Scotland-east Coast
- HYDROLANT 1264/172017-04-20 → 2017-05-11Unexploded ordnance in 51-18.81N 002-16.62ENorth Sea · France
- HYDROLANT 1206/172017-04-15 → 2017-05-27Unexploded ordnance in 51-19.31N 001-56.12ENorth Sea
- HYDROLANT 1148/172017-04-09 → 2017-04-16Fishing gear abandoned in 56-05.05N 002-28.41WNorth Sea · Scotland-east Coast
- HYDROLANT 1147/172017-04-09 → 2017-05-21Light ranges temporarily reduced to 12 miles: a. tarbat ness 57-51.9N 003-46.6WNorth Sea · Scotland-east Coast
- HYDROLANT 966/172017-03-25 → 2017-04-20Unexploded ordnance in: a. 51-18.81N 002-16.62ENorth Sea · France
- HYDROLANT 726/172017-03-04 → 2017-04-15Unexploded ordnance in 51-19.31N 001-56.12ENorth Sea
- HYDROLANT 553/172017-02-17 → 2017-03-25Unexploded ordnance in 51-18.81N 002-16.62ENorth Sea · France
- HYDROLANT 517/172017-02-15 → 2017-02-15Mine clearing operations 150800Z to 151800Z feb in area within 3000 meters of 51-19.32N 002-06.15ENorth Sea
- HYDROLANT 487/172017-02-12 → 2017-02-13All navigational aids at meteorological mast 53-10.6N 002-59.1E unreliableNorth Sea · England-east Coast
- HYDROLANT 486/172017-02-12 → 2017-03-25Unexploded ordnance in 51-19.37N 002-11.40ENorth Sea
- HYDROLANT 171/172017-01-17 → 2017-01-18Unexploded ordnance, marked by buoy, in 57-41.76N 003-30.17WNorth Sea · Scotland-northeast Coast · Ordnance
- HYDROLANT 69/172017-01-07 → 2017-01-17Unexploded ordnance, marked by buoy, in 57-42.3N 003-35.5WNorth Sea · Scotland-northeast Coast · Ordnance
- HYDROLANT 19/172017-01-01 → 2017-01-20All navigational aids at meteorological mast 53-10.6N 002-59.1E inoperativeNorth Sea
- HYDROLANT 2486/162016-09-23 → 2016-10-29Unexploded ordnance in 51-14.14N 001-26.51EDover Strait · England-southeast Coast · Ordnance
- HYDROLANT 2193/162016-08-26 → 2016-08-30Unexploded ordnance: a. in 51-59.50N 001-59.74ESouthern North Sea · England-east Coast · Ordnance
- HYDROLANT 2003/162016-08-08 → 2016-08-30Unexploded ordnance vicinity of trackline joining 52-07.22N 001-45.12E, 52-05.59N 001-47.26E, 52-03.77N…Southern North Sea · England-east Coast · Ordnance
- HYDROLANT 1961/162016-08-03 → 2016-08-30Unexploded ordnance: a. 52-09.93N 001-42.82ESouthern North Sea · England-southeast Coast · Ordnance
- HYDROLANT 1786/162016-07-15 → 2016-08-26Unexploded ordnance: a. in 51-59.50N 001-59.74ESouthern North Sea · England-east Coast · Ordnance
- HYDROLANT 1670/162016-07-02 → 2016-07-03All navigational aids at meteorological mast 53-53.1N 001-59.5E unreliableSouthern North Sea
- HYDROLANT 1648/162016-06-30 → 2017-01-27Navigation prohibited within 500 meters of 56-46.21N 000-42.78ENorth Sea
- HYDROLANT 1625/162016-06-28 → 2017-01-27Navigation prohibited within 500 meters of 57-40.14N 000-25.30ENorth Sea
- HYDROLANT 1619/162016-06-27 → 2016-08-08Unexploded ordnance vicinity of trackline joining 52-07.22N 001-45.12E, 52-05.59N 001-47.26E, 52-03.77N…Southern North Sea · England-east Coast · Ordnance
- HYDROLANT 1578/162016-06-22 → 2016-08-03Unexploded ordnance: a. 52-09.93N 001-42.82ESouthern North Sea · England-southeast Coast · Ordnance
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.