Cable & pipeline work in the North Atlantic Ocean
Cable laying, pipeline and seismic operations.
- in force
- 13
- last 12 months
- 13
- vs previous 12 (2)
- +550%
- since 1998
- 1,584
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 · 13
- HYDROLANT 1575/26in force2026-08-14Underwater operations by cableship Ile d'Yeu continue daily until 13 September along a trackline in the South Atlantic off Brazil; wide berth requested.South Atlantic · Brazil
- NAVAREA IV 789/26in force2026-08-14Underwater operations by cable ship ILE D'YEU along trackline in South Atlantic off Brazil, daily until 13 September, wide berth requested.South Atlantic · Brazil
- HYDROLANT 1568/26in force2026-08-13Cable operations by ship ILE D OUESSANT occur from 15 to 20 August in an area near Canary Islands; wide berth requested.North Atlantic · Canary Islands
- NAVAREA IV 778/26in force2026-08-11Cable ship Cable Vigilance is performing cable operations in the North Atlantic from August 15 to 28, 2026, requesting one mile berth.North Atlantic
- NAVAREA IV 729/26in force2026-07-26Cable operations by cableship Pierre de Fermat are in progress until 25 August between Aruba and Florida; wide berth requested.Caribbean Sea · North Atlantic
- NAVAREA IV 677/26in force2026-07-10Cable operations by cable ship Reliance are in progress until 22 August along a trackline from 21-58.68N 044-28.46W to 30-50.64N 061-00.22W, requesting a two-mile berth.
- NAVAREA IV 666/26in force2026-07-08In the North Atlantic near Trinidad and Tobago, pipeline operations by vessel Seven Pegasus continue until 29 August 22:00 UTC; 500-meter berth requested.North Atlantic
- NAVAREA IV 663/26in force2026-07-07Cable ship Ile de Molene is doing cable operations off Trinidad and Tobago from July 10 to August 15; one-mile berth requested.Atlantic Ocean · Caribbean Sea
- NAVAREA IV 659/26in force2026-07-05Cable operations by ship Ile d'Yeu from 8 July to 31 August in North Atlantic off French Guiana, one mile berth requested.North Atlantic · French Guiana
- NAVAREA IV 658/26in force2026-07-05Pipeline operations by vessel Saipem Constellation continue until 31 December off Guyana; wide berth requested.North Atlantic · Guyana
- NAVAREA IV 649/26in force2026-07-02Pipeline operations are in progress until 10:00 UTC on October 20 by vessel DLV 2000 near Trinidad and Tobago, with 500-meter berth requested.Caribbean Sea
- NAVAREA IV 640/26in force2026-06-30Cable operations are in progress until August 31 in an area off French Guiana; one mile berth requested.North Atlantic · French Guiana
- NAVAREA IV 7/26in force2026-01-02Pipeline operations are in progress in the North Atlantic through December 31, 2026, by multiple vessels; wide berth is requested.North Atlantic
Longest in force
- NAVAREA IV 7/26in force2026-01-02 · 231 dPipeline operations are in progress in the North Atlantic through December 31, 2026, by multiple vessels; wide berth is requested.North Atlantic
- NAVAREA IV 640/26in force2026-06-30 · 53 dCable operations are in progress until August 31 in an area off French Guiana; one mile berth requested.North Atlantic · French Guiana
- NAVAREA IV 649/26in force2026-07-02 · 50 dPipeline operations are in progress until 10:00 UTC on October 20 by vessel DLV 2000 near Trinidad and Tobago, with 500-meter berth requested.Caribbean Sea
- NAVAREA IV 658/26in force2026-07-05 · 48 dPipeline operations by vessel Saipem Constellation continue until 31 December off Guyana; wide berth requested.North Atlantic · Guyana
- NAVAREA IV 659/26in force2026-07-05 · 47 dCable operations by ship Ile d'Yeu from 8 July to 31 August in North Atlantic off French Guiana, one mile berth requested.North Atlantic · French Guiana
By month (all years)
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Other hazards in the North Atlantic Ocean
Archive · 1,571 cancelled
- NAVAREA IV 731/232023-06-29 → 2023-07-02Cable operations in progress until 01 jul by M/V layla along trackline joining 46-06.89N 040-43.06W,…North Atlantic
- NAVAREA IV 714/232023-06-25 → 2023-06-29Cable operations in progress until 28 jun by M/V layla along trackline joining 46-16.80N 040-14.50W,…North Atlantic
- NAVAREA IV 632/232023-06-09 → 2023-11-02Pipeline operations in progress until 01 nov by barge stingray in area bound by 07-09.81N 057-40.19W,…Western North Atlantic · Guyana
- HYDROLANT 1223/232023-06-01 → 2023-06-05Cable operations in progress until further notice by cableship cable vigilance in vicinity 60-35.40N…Eastern North Atlantic · Shetland Islands
- HYDROLANT 1201/232023-05-30 → 2023-06-12Cable operations 310000Z may until further notice by M/V ile de molene in area bound by 23-56.10N…Eastern North Atlantic · Western Sahara
- HYDROLANT 1196/232023-05-29 → 2023-05-30Cable operations 01 thru 10 jun by cableship ile de molene in area bound by 23-50.09N 016-08.87W, 23-48.47N…Eastern North Atlantic · Western Sahara
- HYDROLANT 1190/232023-05-28 → 2023-06-01Cable operations in progress until further notice by cableship cable vigilance in vicinity 60-26.60N…Eastern North Atlantic · Shetland Islands
- NAVAREA IV 517/232023-05-11 → 2023-07-07Cable operations 151800Z may to 062359Z jul by M/V rebecca along trackline joining 40-52.41N 056-44.04W,…North Atlantic
- HYDROLANT 933/232023-05-01 → 2023-06-02Cable operations 06 may thru 03 jun by cableship rene descartes along trackline joining 45-38.60N…North Atlantic
- NAVAREA IV 486/232023-05-01 → 2023-06-02Cable operations 06 may thru 03 jun by cableship rene descartes along trackline joining 45-38.60N…North Atlantic
- NAVAREA IV 452/232023-04-23 → 2023-05-11Cable operations daily 28 apr thru 10 may by cableship cable vigilance in area bound by 42-49.70N…Western North Atlantic · Canada
- HYDROLANT 568/232023-03-15 → 2023-03-24Cable operations 180001Z mar until further notice by M/V layla in area bound by: 36-17.7N 029-16.4W,…North Atlantic
- HYDROLANT 437/232023-02-25 → 2023-03-09Cable operations 26 feb thru 08 mar by M/V ile d'ouessant in area bound by 23-50.0N 016-08.0W, 23-46.0N…Eastern North Atlantic · Western Sahara
- HYDROLANT 314/232023-02-07 → 2023-02-24Cable operations 10 feb until further notice by cableship ile d'ouessant in areas within: a. three miles of…North Atlantic · Cape Verde
- NAVAREA IV 119/232023-01-31 → 2023-02-15Cable operations 03 thru 14 feb by cableship layla in areas bound by: a. 22-49.01N 070-44.84W, 23-12.75N…Western North Atlantic · Turks and Caicos Islands
- NAVAREA IV 93/232023-01-22 → 2023-01-24Cable operations 221300Z to 241300Z jan by cableship it integrity in area within two miles of 47-08.58N…Western North Atlantic · Canada
- NAVAREA IV 1365/222022-12-17 → 2022-12-28Cable operations 19 dec thru 03 jan by cableship layla in area bound by 23-21.03N 071-10.34W, 21-52.16N…Western North Atlantic · Turks and Caicos Islands
- NAVAREA IV 1239/222022-11-22 → 2022-12-17Cable operations by cableship layla: a. 23 thru 26 nov in area bound by 27-31.16N 077-11.58W, 27-17.72N…Western North Atlantic · Bahamas
- NAVAREA IV 1194/222022-11-10 → 2022-11-22Cable operations 11 thru 21 nov by cableship layla in area bound by 23-21.03N 071-10.34W, 21-52.16N…Western North Atlantic · Turks and Caicos Islands
- NAVAREA IV 1188/222022-11-09 → 2022-11-10Cable operations 12 thru 26 nov by cableship layla in area bound by 23-21.03N 071-10.34W, 21-52.16N…Western North Atlantic · Turks and Caicos Islands
- NAVAREA IV 1138/222022-10-27 → 2022-11-09Cable operations by cableship layla: a. in progress until 28 oct in area bound by 26-24.60N 075-24.50W,…Western North Atlantic · Bahamas
- NAVAREA IV 1129/222022-10-25 → 2022-10-27Cable operations by cableship layla: a. 18 thru 26 oct in area bound by 26-24.60N 075-24.50W, 26-05.33N…Western North Atlantic · Bahamas
- HYDROLANT 2660/222022-10-19 → 2022-10-23Cable operations in progress until further notice by cableship cable vigilance in vicinity 60-26.70N…Eastern North Atlantic · Shetland Islands
- NAVAREA IV 1074/222022-10-12 → 2022-11-01Trinidad and tobagoWestern North Atlantic
- NAVAREA IV 1059/222022-10-09 → 2022-10-25Cable operations by cableship M/V layla: a. 14 thru 18 oct in area bound by 26-14.58N 076-24.88W, 26-30.72N…Western North Atlantic · Bahamas
- NAVAREA IV 988/222022-09-25 → 2022-12-20Trinidad and tobagoWestern North Atlantic
- HYDROLANT 2294/222022-09-12 → 2022-10-14Cable operations 16 sep thru 21 oct by M/V rebecca along trackline joining 47-77.7N 035-45.2W, 49-02.3N…North Atlantic
- NAVAREA IV 923/222022-09-12 → 2022-10-14Cable operations 16 sep thru 21 oct by M/V rebecca along trackline joining 47-77.7N 035-45.2W, 49-02.3N…North Atlantic
- HYDROLANT 2248/222022-09-07 → 2022-09-16Cable operations in progress until 15 sep by cableship teliri in 20-23.76N 019-34.50WEastern North Atlantic
- NAVAREA IV 890/222022-09-03 → 2022-09-20Cable operations in progress until further notice by cableship layla along trackline joining 48-12.01N…North Atlantic
- NAVAREA IV 871/222022-08-29 → 2022-09-03Cable operations in progress until further notice by cableship layla along trackline joining 49-12.87N…North Atlantic
- HYDROLANT 2138/222022-08-29 → 2022-09-03Cable operations in progress until further notice by cableship layla along trackline joining 49-12.87N…North Atlantic
- HYDROLANT 2127/222022-08-28 → 2022-09-07Cable operations 01 thru 10 sep by cableship teliri in 20-23.76N 019-34.50WEastern North Atlantic
- HYDROLANT 2063/222022-08-19 → 2022-08-31Cable operations in progress until 15 sep by M/V teliri and M/V thetys II in area bound by 20-45.28N…Eastern North Atlantic · Mauritania
- NAVAREA IV 815/222022-08-16 → 2022-08-23Cable operations in progress until 222359Z aug by M/V rebecca along tracklines joining: a. 44-11.08N…North Atlantic · Western North Atlantic
- NAVAREA IV 787/222022-08-10 → 2022-10-01Cable operations in progress until 30 sep by cableship wave sentinel in area bound by 08-30.41N 057-12.00W,…Western North Atlantic · Guyana
- NAVAREA IV 722/222022-07-25 → 2022-08-05Trinidad and tobagoEastern Caribbean Sea · Western North Atlantic
- HYDROLANT 1773/222022-07-15 → 2022-07-17Survey operations 151300Z to 171800Z jul by cableship sarmiento de gamboa towing 6000 meter long cable along…Eastern North Atlantic · Spain
- HYDROLANT 1632/222022-06-26 → 2022-07-09Cable operations 280600Z jun to 162359Z aug by M/V rebecca along trackline joining 44-27.76N 033-01.79W,…North Atlantic
- NAVAREA IV 604/222022-06-26 → 2022-08-17Cable operations 280600Z jun to 162359Z aug by M/V rebecca along tracklines joining: a. 44-27.76N…North Atlantic
- HYDROLANT 1569/222022-06-19 → 2022-12-23Pipeline operations 22 jun thru 22 dec in areas within two miles of: a. 16-03.30N 016-52.50WEastern North Atlantic · Senegal
- HYDROLANT 1506/222022-06-12 → 2022-06-23Pipeline operations in progress until 22 jun in area within three miles of 16-04.00N 016-53.00WEastern North Atlantic · Senegal
- HYDROLANT 1425/222022-05-31 → 2022-06-09Cable operations 311800Z may to 082359Z jun by M/V rebecca along trackline joining 28-50.80N 017-22.60W,…Eastern North Atlantic · Canary Islands
- HYDROLANT 1305/222022-05-17 → 2022-05-31Cable operations in progress until 310001Z may by cableship recorder along trackline joining 30-57.8N…Eastern North Atlantic · Canary Islands
- HYDROLANT 1296/222022-05-17 → 2022-05-24Cancel HYDROLANT 1295/22Eastern North Atlantic · Portugal
- HYDROLANT 1117/222022-04-21 → 2022-05-31Cable operations 230400Z apr to 072359Z jun by M/V rebecca along tracklines joining: a. 15-06.34N…Eastern North Atlantic · Canary Islands · Western Sahara
- NAVAREA IV 345/222022-04-08 → 2022-04-24Pipeline operations 11 thru 23 apr by M/V atlantic spirit along trackline joining 10-13.55N 060-37.62W,…Western North Atlantic · Trinidad
- NAVAREA IV 306/222022-03-28 → 2022-04-05Cable operations by cableship layla: a. in progress until 30 mar in area bound by 08-17N 051-02W, 09-04N…Western North Atlantic
- HYDROLANT 852/222022-03-25 → 2022-03-25Cable operations in progress until further notice by cableship it intrepid towing 1500 meter long cable in…Eastern North Atlantic
- NAVAREA IV 284/222022-03-22 → 2022-03-28Cable operations by cableship layla: a. in progress until 24 mar in area bound by 09-41N 052-32W, 10-15N…Western North Atlantic
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.