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 1236/122012-06-08 → 2012-06-10Dover Strait
- HYDROLANT 1217/122012-06-06 → 2012-08-29Cancel HYDROLANT 891/12North Sea
- HYDROLANT 969/122012-05-07 → 2012-06-18Cancel HYDROLANT 686/12North Sea
- HYDROLANT 897/122012-04-27 → 2012-08-25England-east Coast
- HYDROLANT 891/122012-04-26 → 2012-06-06Nga chart 35004 1. navigation prohibited unless authorized by mrcc aberdeen within three miles of 57-00.0N…North Sea
- HYDROLANT 686/122012-03-27 → 2012-05-07North Sea
- HYDROLANT 641/122012-03-22 → 2017-01-27North Sea
- HYDROLANT 539/122012-03-09 → 2012-04-26England-east Coast
- HYDROLANT 479/122012-03-02 → 2012-05-26OrdnanceSouthern North Sea
- HYDROLANT 147/122012-01-19 → 2012-05-12England-southeast Coast
- HYDROLANT 48/122012-01-06 → 2012-01-09Numerous fishing traps adrift in 60-08.76N 000-51.50E at 061136Z janNorth Sea
- HYDROLANT 19/122012-01-04 → 2012-01-09Dover Strait
- HYDROLANT 2261/112011-12-27 → 2011-12-30Numerous fishing traps adrift in 60-42.94N 000-03.45W at 271500Z decNorth Sea
- HYDROLANT 2220/112011-12-21 → 2012-04-26Nga chart 35004(1ST ed)North Sea
- HYDROLANT 2163/112011-12-15 → 2011-12-17Nga chart 35056 (1ST ed)Scotland · Orkney Islands
- HYDROLANT 2142/112011-12-13 → 2011-12-17Nga chart 37028 (27TH ed)England-southeast Coast
- HYDROLANT 2141/112011-12-13 → 2011-12-19Nga chart 37140 (33RD ed)Dover Strait
- HYDROLANT 1966/112011-11-23 → 2015-04-02Nga chart 37140 (33RD ed)England-southeast Coast
- HYDROLANT 1778/112011-10-28 → 2011-10-28Nga chart 43015 (12TH ed)North Sea
- HYDROLANT 1753/112011-10-24 → 2012-05-26Nga chart 37140 (34TH ed)Dover Strait · Ordnance
- HYDROLANT 1588/112011-09-29 → 2011-10-28Nga chart 43015 (12TH ed)North Sea
- HYDROLANT 1331/112011-08-22 → 2015-04-02Nga chart 37166 (2ND ed)North Sea
- HYDROLANT 1319/112011-08-19 → 2011-09-10Nga chart 37005 (16TH ed)North Sea
- HYDROLANT 1292/112011-08-15 → 2011-08-19Nga chart 37005 (16TH ed)North Sea
- HYDROLANT 1291/112011-08-15 → 2015-04-02Nga chart 37166 (3RD ed)Southern North Sea
- HYDROLANT 1227/112011-08-03 → 2011-08-05Nga chart 35005 (1ST ed)Scotland-east Coast
- HYDROLANT 1213/112011-07-31 → 2011-08-03Nga chart 35005 (1ST ed)North Sea · Scotland-east Coast
- HYDROLANT 1203/112011-07-29 → 2011-07-29Nga chart 35005 (1ST ed)North Sea · Scotland-east Coast
- HYDROLANT 1161/112011-07-21 → 2011-09-10Nga chart 37165 (3RD ed)North Sea · East Friesland Tss
- HYDROLANT 1067/112011-06-28 → 2011-07-18Nga chart 37058 (2ND ed)England-east Coast
- HYDROLANT 828/112011-05-16 → 2011-05-22Nga chart 37140 (33RD ed)England-southeast Coast
- HYDROLANT 816/112011-05-13 → 2011-05-15Nga chart 37166 (2ND ed)Southern North Sea
- HYDROLANT 566/112011-04-04 → 2011-04-04Nga chart 35001 (1ST ed)Scotland-north Coast
- HYDROLANT 412/112011-03-13 → 2011-03-13Nga chart 35013 (0 ed)Scotland-east Coast
- HYDROLANT 383/112011-03-08 → 2011-03-08Nga chart 35172 (2ND ed)Shetland Islands
- HYDROLANT 382/112011-03-07 → 2011-09-27Nga chart 37219 (6TH ed)Dover Strait
- HYDROLANT 234/112011-02-08 → 2011-07-02Nga chart 37059 (0 ed)England-east Coast
- HYDROLANT 229/112011-02-06 → 2011-02-08Nga chart 37059 (0 ed)England-east Coast
- HYDROLANT 227/112011-02-05 → 2011-02-08Nga chart 37059 (0 ed)England-east Coast
- HYDROLANT 214/112011-02-03 → 2011-02-09Nga chart 37055 (0 ed)Southern North Sea · Ordnance
- HYDROLANT 21/112011-01-05 → 2011-02-09Nga chart 37166 (2ND ed)Southern North Sea · Ordnance
- HYDROLANT 2456/102010-12-18 → 2010-12-19Nga chart 35072 (1ST ed)Shetland Islands
- HYDROLANT 2435/102010-12-16 → 2011-01-25Thames estuary approachesEngland-east Coast
- HYDROLANT 2273/102010-11-27 → 2010-12-13Nga chart 37059 (0 ed)Southern North Sea · Ravenspurn South Gas Field
- HYDROLANT 2150/102010-11-12 → 2010-11-14Nga chart 37140 (33RD ed)Dover Strait
- HYDROLANT 1668/102010-09-04 → 2010-10-23Nga chart 37165 (3RD ed)Southern North Sea
- HYDROLANT 1629/102010-08-30 → 2010-09-02150 meter long mooring rope adrift in 56-59.7N 000-35.4W at 290645Z augNorth Sea
- HYDROLANT 1227/102010-06-30 → 2010-07-02Bombing exercises 0900Z to 1800Z daily 01 and 02 jul in area bound by 55-02N 001-00W, 55-31N 001-11W, 55-42N…England-northeast Coast · Ordnance
- HYDROLANT 1056/102010-06-08 → 2010-06-11Bombing exercises 1030Z to 1130Z, 1330Z to 1430Z, 1730Z to 1830Z daily 09 and 10 jun and 111015Z to 111115Z…North Sea · England-east Coast · Ordnance
- HYDROLANT 933/102010-05-23 → 2010-05-27Bombing exercises 0830Z to 0930Z daily 24 thru 27 may in area bound by 55-02N 001-00W, 55-31N 001-11W,…England-east 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.