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 754/212021-08-25 → 2021-11-01Cable operations 28 aug thru 31 oct by M/V siem dorado in area bound by 08-10.08N 057-05.08W, 08-10.71N…Western North Atlantic · Guyana
- NAVAREA IV 748/212021-08-24 → 2021-09-17Cable operations by M/V rebecca: a. 260400Z aug to 032359Z sep along trackline joining 44-16N 040-50W,…North Atlantic
- NAVAREA IV 745/212021-08-23 → 2021-08-24Cable operations 260400Z aug thru 192359Z sep by M/V rebecca along tracklines joining: a. 44-16N 040-50W,…North Atlantic
- NAVAREA IV 732/212021-08-21 → 2021-08-25Cable operations 26 aug thru 10 oct by M/V siem dorado in area bound by 08-11.36N 057-00.20W, 08-07.69N…Western North Atlantic
- HYDROLANT 2135/212021-08-19 → 2021-08-24Cable operations 191800Z aug until further notice by cableship layla in area bound by 47-59.80N 015-51.73W,…Eastern North Atlantic
- NAVAREA XII 431/212021-08-19 → 2021-09-21Cable operations in progress until further notice by cableship rene descartes along trackline joining…North Pacific · Canada
- HYDROLANT 2115/212021-08-16 → 2021-08-30Cable operations in progress until further notice by M/V responder with submersible along trackline joining…Eastern North Atlantic · Bay of Biscay · Spain
- HYDROLANT 2087/212021-08-11 → 2021-08-19Cable operations 12 aug until further notice by cableship layla in area bound by 47-54.18N 020-08.50W,…Eastern North Atlantic
- HYDROLANT 2020/212021-08-03 → 2021-08-11Cable operations in progress until further notice by cableship layla in area bound by 47-27.50N 025-32.00W,…North Atlantic
- HYDROLANT 2004/212021-08-02 → 2021-08-16Cable operations in progress until further notice by M/V responder with submersible along trackline joining…Eastern North Atlantic · Bay of Biscay · Spain
- HYDROLANT 1915/212021-07-21 → 2021-08-22Cable operations in progress until further notice by cableship lida in area bound by 44-55.00N 034-29.59W,…North Atlantic
- NAVAREA IV 623/212021-07-21 → 2021-08-22Cable operations in progress until further notice by cableship lida in area bound by 44-55.00N 034-29.59W,…North Atlantic
- HYDROLANT 1781/212021-07-06 → 2021-07-16Cable operations 071200Z jul until further notice by cableship layla in area bound by 44-46N 031-48W, 45-01N…North Atlantic
- NAVAREA IV 557/212021-07-03 → 2021-09-11Cable operations 05 jul until further notice by cableship lida and cableship layla in areas bound by: a.…North Atlantic
- HYDROLANT 1715/212021-06-29 → 2021-08-08Cable operations 30 jun until further notice by cableship layla in area bound by 45-07N 021-48W, 45-15N…Eastern North Atlantic
- NAVAREA IV 532/212021-06-26 → 2021-08-31Cable operations in progress until 30 aug in areas bound by: a. 07-09.21N 058-52.60W, 06-51.56N 058-03.63W,…Western North Atlantic · Guyana
- NAVAREA IV 524/212021-06-24 → 2021-06-26Cable operations in progress until 30 aug by cableship it intrepid in areas bound by: a. 07-09.21N…Western North Atlantic · Guyana
- HYDROLANT 1633/212021-06-18 → 2021-06-29Cable operations 21 jun until further notice by cableship layla in area bound by 45-32N 016-34W, 45-30N…Eastern North Atlantic
- NAVAREA IV 496/212021-06-13 → 2021-07-07Cable operations 15 jun thru 12 jul by cableship it intrepid along tracklines joining: a. 06-58-42N…Western North Atlantic · Guyana
- HYDROLANT 1580/212021-06-12 → 2021-06-20Cable operations in progress until further notice by cableship lida in area bound by 36-15N 027-30W, 36-20N…North Atlantic · Azores
- HYDROLANT 1568/212021-06-11 → 2021-06-22Cable operations 140300Z jun until further notice by cableship pierre de fermat in area bound by 45-27N…Eastern North Atlantic
- HYDROLANT 1555/212021-06-10 → 2021-06-25Cable operations 111200Z to 302359Z jun by M/V rebecca along trackline joining 47-18N 019-20W, 47-33N…Eastern North Atlantic
- HYDROLANT 1471/212021-05-31 → 2021-06-10Cable operations 010500Z to 122359Z jun by M/V rebecca along trackline joining 48-03N 020-31W, 47-59N…North Atlantic · Eastern North Atlantic
- HYDROLANT 1418/212021-05-26 → 2021-06-06Cable operations in progress until further notice by cableship ile daix in vicinity 59-51.1N 003-29.8WEastern North Atlantic · Orkney Islands
- HYDROLANT 1301/212021-05-13 → 2021-06-05Cable operations 151800Z may until further notice by cableship layla in area bound by 35-43.5N 035-00.0W,…North Atlantic · Azores
- NAVAREA IV 369/212021-05-04 → 2021-06-12Cable operations in progress until further notice by cableship lida in area bound by 31-20.10N 060-48.15W,…Western North Atlantic
- HYDROLANT 1208/212021-05-02 → 2021-05-31Cable operations 050700Z may to 032359Z jun by M/V rebecca along trackline joining 44-32N 032-40W, 45-00N…North Atlantic
- HYDROLANT 1206/212021-05-01 → 2021-05-08Cable operations in progress until further notice by cableship ile d'ouessant along trackline joining…Eastern North Atlantic
- NAVAREA IV 334/212021-04-24 → 2021-05-15Cable operations 271000Z apr until further notice by cableship layla in area bound by 34-20.10N 043-36.70W,…North Atlantic
- NAVAREA IV 332/212021-04-23 → 2021-04-30Cable operations in progress until 23 oct by tug creole miss, M/V viking 17 and barge srm III in areas bound…Western North Atlantic · Guyana
- HYDROLANT 1132/212021-04-23 → 2021-04-24Cable operations in progress until further notice by cableship ile de brehat in vicinity 33-46N 008-12WEastern North Atlantic · Morocco
- HYDROLANT 1105/212021-04-21 → 2021-04-23Cable operations in progress until further notice by cableship ile de brehat in vicinity of trackline…Eastern North Atlantic · Morocco
- HYDROLANT 1102/212021-04-21 → 2021-05-03Cable operations in progress until further notice by cableship teliri along trackline joining 26-16.5N…Eastern North Atlantic · Canary Islands
- HYDROLANT 1092/212021-04-20 → 2021-04-21Cable operations in progress until further notice by cableship ile de brehat in vicinity of trackline…Eastern North Atlantic · Morocco
- NAVAREA IV 316/212021-04-19 → 2021-05-05Cable operations 25 apr until further notice by cableship lida in area bound by 31-20.10N 060-48.15W,…Western North Atlantic
- HYDROLANT 952/212021-04-07 → 2021-04-20Cable operations 10 apr until further notice by ile de brehat in area bound by 33-56.5N 009-17.6W, 33-58.2N…Eastern North Atlantic · Morocco
- HYDROLANT 888/212021-03-31 → 2021-04-06Cable operations in progress until further notice by cableship ile de brehat in vicinity of tracklines…Eastern North Atlantic · Western Sahara
- HYDROLANT 783/212021-03-19 → 2021-03-31Cable operations in progress until further notice by cableship ile de brehat in vicinity of tracklines…Eastern North Atlantic · Western Sahara
- HYDROLANT 780/212021-03-19 → 2021-03-19Cable operations in progress until 262359Z mar by cableship ile de brehat in area bound by 24-22N 016-58W,…Eastern North Atlantic · Western Sahara
- HYDROLANT 773/212021-03-18 → 2021-03-25Cable operations 21 mar until further notice by cableship peter faber along trackline joining 33-36.27N…Eastern North Atlantic · Morocco
- HYDROLANT 732/212021-03-15 → 2021-03-19Cable operations in progress until further notice by cableship ile de brehat along trackline joining…Eastern North Atlantic · Western Sahara
- HYDROLANT 692/212021-03-10 → 2021-03-18Cable operations in progress until 262359Z mar by cableship peter faber and cableship ile de brehat in area…Eastern North Atlantic · Western Sahara
- HYDROLANT 509/212021-02-22 → 2021-03-04Cable operations in progress until further notice by c/s ile de sein in vicinity of trackline joining…North Atlantic · Cape Verde
- HYDROLANT 468/212021-02-18 → 2021-02-22Cable operations 180800Z feb until further notice by cableship ile de sein along trackline joining 14-54.0N…Eastern North Atlantic · Cape Verde
- HYDROLANT 365/212021-02-08 → 2021-02-14Cable operations in progress until further notice by cableship ile de sein along trackline joining 20-14N…Eastern North Atlantic · Cape Verde
- HYDROLANT 350/212021-02-06 → 2021-02-11Cable operations in progress until further notice by cableship ile d'ouessant along trackline joining 13-33N…Eastern North Atlantic. · The Gambia
- HYDROLANT 316/212021-02-03 → 2021-03-09Cable operations 060800Z feb until further notice by cableship ile de batz in vicinity of trackline joining…Eastern North Atlantic · Bay of Biscay
- HYDROLANT 304/212021-02-02 → 2021-02-08Cable operations in progress until further notice by cableship ile de sein along trackline joining 25-27N…Eastern North Atlantic
- HYDROLANT 147/212021-01-15 → 2021-01-27Cable operations 121200Z jan to 130259Z feb by cableship ile de brehat along trackline joining 03-44.36S…Atlantic Ocean · Brazil-north Coast
- HYDROLANT 87/212021-01-10 → 2021-01-28Cable operations 14 jan until further notice by cableship ile d'aix along trackline joining 37-29.0N…Eastern North Atlantic · Portugal
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.