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 · 51 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 700/192019-08-09 → 2019-08-27Cable operations 091230Z to 271200Z aug by M/V rebecca along trackline joining 50-44.98N 049-48.69W,…North Atlantic
- NAVAREA IV 683/192019-08-04 → 2019-08-09Cable operations by M/V rebecca along tracklines joining: a. 060900Z to 141200Z aug 50-36.64N 050-13.18W,…North Atlantic
- NAVAREA IV 652/192019-07-25 → 2019-08-06Cable operations in progress until 062200Z aug by cableship lida along trackline joining 51-33.90N…North Atlantic
- NAVAREA IV 624/192019-07-16 → 2019-07-26Cable operations by M/V rebecca along trackline joining: a. 171000Z to 231200Z jul 40-40.46N 057-18.62W,…Western North Atlantic
- NAVAREA IV 556/192019-06-28 → 2019-07-08Cable operations 010700Z jul until further notice by M/V rebecca along trackline joining 36-10N 067-41W,…Western North Atlantic
- NAVAREA IV 550/192019-06-27 → 2019-07-07Cable operations in progress until 071200Z jul by cableship lida along trackline joining 45-07.03N…North Atlantic
- NAVAREA IV 543/192019-06-26 → 2019-06-28Cable operations in progress until further notice by M/V rebecca along trackline joining 40-51.3N 054-58.5W,…Western North Atlantic
- NAVAREA IV 509/192019-06-17 → 2019-06-26Cable operations in progress until 271500Z jun by M/V rebecca along trackline joining 40-51-03N 054-58-05W,…Western North Atlantic
- NAVAREA IV 506/192019-06-16 → 2019-06-27Cable operations 211200Z jun to 021200Z jul by cableship lida along trackline joining 44-57.10N 045-04.50W,…North Atlantic
- HYDROLANT 1791/192019-06-14 → 2019-06-19Seismic survey 150001Z to 190001Z jun by M/V sarmiento de gamboa with submersible in area bound by 45-47N…North Atlantic
- HYDROLANT 1388/192019-05-04 → 2019-05-07Cable operations 050001Z to 070800Z may by cableship peter faber along trackline joining 14-40.2N 017-28.9W,…Eastern North Atlantic · Senegal
- HYDROLANT 1278/192019-04-25 → 2019-04-29Cable operations 261200Z to 291200Z apr by cableship peter faber along trackline joining 11-42.5N 016-01.3W,…Eastern North Atlantic · Guinea-bissau
- HYDROLANT 1277/192019-04-25 → 2019-04-29Cable operations in progress until further notice by cableship lida in area bound by 55-49.9N 011-37.8W,…Eastern North Atlantic · Ireland
- HYDROLANT 1222/192019-04-18 → 2019-04-26Cable operations in progress until 25 apr by cableship ile de sein along trackline joining 12-06.8N…Eastern North Atlantic · Senegal To Guinea-bissau
- HYDROLANT 1208/192019-04-17 → 2019-04-25Cable operations in progress until further notice by cableship lida in area bound by 55-49.9N 011-37.8W,…Eastern North Atlantic · Ireland
- NAVAREA IV 229/192019-03-21 → 2019-04-02Cable operations in progress until 031200Z apr by cableship peter faber in vicinity 20-28.6N 060-46.3WWestern North Atlantic
- NAVAREA IV 225/192019-03-19 → 2019-03-29Cable operations 20 thru 28 mar by cableship it intrepid in 22-08.7N 074-23.9WWestern North Atlantic · Bahamas
- HYDROLANT 860/192019-03-17 → 2019-03-24Cable operations 181200Z mar until further notice by cableship pierre de fermat in area bound by 45-01N…Eastern North Atlantic · Spain
- HYDROLANT 850/192019-03-17 → 2019-04-18Cable operations 19 mar thru 22 apr by c/s ile de sein along trackline joining 12-06.8N 017-05.9W, 12-27.7N…Eastern North Atlantic · Guinea-bissau
- NAVAREA IV 160/192019-03-04 → 2019-03-06Cable operations in progress until 05 mar by M/V layla in area bound by 20-33N 060-47W, 20-30N 060-46W,…Western North Atlantic
- NAVAREA IV 148/192019-03-01 → 2019-03-04Cable operations in progress until 05 mar by M/V layla in area bound by 21-03N 059-25W, 21-00N 059-24W,…Western North Atlantic
- HYDROLANT 602/192019-02-24 → 2019-03-17Cable operations 27 feb thru 20 mar by M/V ile de sein along trackline joining 11-44.0N 015-49.2W, 11-42.5N…Eastern North Atlantic · Guinea-bissau
- NAVAREA IV 129/192019-02-23 → 2019-03-01Cable operations 28 feb until further notice by M/V layla in area bound by 21-07N 058-56W, 21-14N 058-59W,…Western North Atlantic
- NAVAREA IV 16/192019-01-08 → 2019-01-16Cable operations in progress until 161200Z jan by cableship peter faber in vicinity 39-58.2N 048-23.9WWestern North Atlantic
- NAVAREA IV 1014/182018-11-28 → 2018-12-06Cable operations in progress until further notice by cableship ile de aix in 39-56.7N 048-30.3WWestern North Atlantic
- HYDROLANT 3698/182018-11-28 → 2018-12-07Cable operations in progress until further notice by cableship sovereign with submersible in vicinity…Eastern North Atlantic · Spain
- HYDROLANT 3642/182018-11-23 → 2018-11-25Portugal DNC 08Eastern North Atlantic
- NAVAREA IV 992/182018-11-19 → 2018-11-22Cable operations in progress until 212359Z nov by M/V rebecca along trackline between 28-25.19N 063-49.49W,…Western North Atlantic
- HYDROLANT 3542/182018-11-15 → 2018-11-23Portugal DNC 08Eastern North Atlantic
- NAVAREA IV 958/182018-11-09 → 2018-11-09Cable operations in progress until further notice by cableship lida along trackline between 42-25.40N…Western North Atlantic
- HYDROLANT 3464/182018-11-07 → 2018-11-13Cable operations 08 thru 12 nov by cableship ile de sein in area bound by 36-29.9N 006-45.9W, 36-29.0N…Gulf of Cadiz · Spain
- NAVAREA IV 952/182018-11-07 → 2018-11-09Cable operations in progress until further notice by cableship lida along trackline between 42-23.70N…Western North Atlantic
- NAVAREA IV 949/182018-11-06 → 2018-11-07Cable operations in progress until further notice by cableship lida along trackline between 42-20.90N…Western North Atlantic
- NAVAREA IV 944/182018-11-05 → 2018-11-06Cable operations in progress until further notice by cableship lida along trackline between 42-19.10N…Western North Atlantic
- NAVAREA IV 936/182018-11-01 → 2018-12-20Pipeline operations 05 nov thru 19 dec by M/V havila harmony in: a. 10-42.94N 060-34.99WWestern North Atlantic · Eastern Caribbean Sea · Trinidad
- NAVAREA IV 932/182018-11-01 → 2018-11-05Cable operations in progress until further notice by cableship lida along trackline between 42-17.7N…Western North Atlantic
- NAVAREA IV 921/182018-10-31 → 2018-11-01Cable operations in progress until further notice by cableship lida along trackline between 42-19.4N…Western North Atlantic
- HYDROLANT 3358/182018-10-28 → 2018-10-31Cable operations 290001Z oct until further notice by cableship layla in area bound by 34-38N 009-07W, 34-52N…Eastern North Atlantic · Morocco
- NAVAREA IV 910/182018-10-28 → 2018-10-31Cable operations in progress until further notice by cableship lida along trackline between 42-18.0N…Western North Atlantic
- NAVAREA IV 906/182018-10-27 → 2018-10-28Cable operations in progress until further notice by cableship lida along trackline between 42-17.8N…Western North Atlantic
- NAVAREA IV 902/182018-10-26 → 2018-10-27Cable operations in progress until further notice by cableship lida along trackline between 42-16.7N…Western North Atlantic
- NAVAREA IV 898/182018-10-25 → 2018-10-26Cable operations in progress until further notice by cableship lida along trackline between 42-18.2N…Western North Atlantic
- HYDROLANT 3328/182018-10-24 → 2018-10-27Cable operations in progress thru 26 oct by cableship ile de sein along trackline between 36-00.7N 006-40.9W…Eastern North Atlantic · Spain
- HYDROLANT 3320/182018-10-23 → 2018-10-28Cable operations 240600Z oct 18 until further notice by cableship layla in area bound by 33-45N 010-03W,…Eastern North Atlantic · Morocco
- NAVAREA IV 885/182018-10-21 → 2018-10-25Cable operations in progress until further notice by cableship lida along trackline between 42-17.21N…Western North Atlantic
- NAVAREA IV 882/182018-10-20 → 2018-10-31Cable operations 20 thru 30 oct by M/V ella-f in area bound by 05-20.97N 052-36.34W, 05-19.73N 052-38.78W,…Western North Atlantic · French Guiana
- NAVAREA IV 879/182018-10-19 → 2018-11-19Cable operations by M/V rebecca: a. 201500Z to 282359Z oct along trackline between 30-33.06N 063-53.93W,…Western North Atlantic
- HYDROLANT 3273/182018-10-18 → 2018-10-23Cable operations 190600Z oct until further notice by cableship layla in area bound by 34-35N 009-07W, 34-31N…Eastern North Atlantic · Morocco
- NAVAREA IV 869/182018-10-16 → 2018-10-21Cable operations from 19 oct until further notice by cableship lida in 42-17.21N 061-19.45WWestern North Atlantic
- NAVAREA IV 867/182018-10-15 → 2018-11-01Pipeline operations 20 oct thru 03 nov by M/V havila harmony in: a. 10-42.94N 060-34.99WWestern North Atlantic · Trinidad
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.