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 · 48 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
- HYDROLANT 3219/182018-10-13 → 2018-10-25Cable operations 15 thru 24 oct by cableship ile de sein along trackline between 36-00.7N 006-40.9W and…Eastern North Atlantic · Spain
- HYDROLANT 3204/182018-10-12 → 2018-10-18Cable operations 121900Z oct until further notice by M/V layla in area bound by 32-40N 011-16W, 32-38N…Eastern North Atlantic
- HYDROLANT 3197/182018-10-11 → 2018-10-12Cable operations in progress 13 oct until further notice by M/V layla in area bound by 32-40N 011-15W,…Eastern North Atlantic
- NAVAREA IV 836/182018-10-07 → 2018-10-16Cable operations from 07 oct until further notice by M/V lida: a. in area bound by 47-56.5N 040-23.1W,…North Atlantic
- HYDROLANT 3152/182018-10-07 → 2018-10-09Cable operations in progress until further notice by cableship layla in area bound by 41-18N 011-06W, 41-18N…Eastern North Atlantic
- HYDROLANT 3143/182018-10-06 → 2018-10-07Cable operations in progress until further notice by cableship layla in area bound by 41-18N 011-06W, 41-18N…Eastern North Atlantic
- HYDROLANT 3124/182018-10-04 → 2018-10-06Cable operations in progress until further notice by cableship layla in area bound by 45-46N 008-00W, 45-44N…Eastern North Atlantic
- NAVAREA IV 825/182018-10-04 → 2018-10-07Cable operations from 06 oct until further notice by M/V lida a. area bound by 47-56.5N 040-23.1W, 48-02.9N…North Atlantic
- NAVAREA IV 820/182018-10-02 → 2018-10-15Cable operations by M/V rebecca: a. 042000Z oct thru 141200Z oct along trackline between 43-13.0N 044-49.3W…North Atlantic
- HYDROLANT 3090/182018-10-01 → 2018-10-04Cable operations in progress until further notice by M/V layla in area bound by 45-46N 008-00W, 45-42N…Eastern North Atlantic
- HYDROLANT 3059/182018-09-28 → 2018-10-01Cable operations 282000Z until further notice by M/V layla along trackline joining 45-45.0N 007-57.8W and…Eastern North Atlantic
- NAVAREA IV 800/182018-09-24 → 2018-10-04Cable operations 28 sep until 03 oct by cableship wave sentinel in 27-27.9N 080-02.3WWestern North Atlantic · Florida
- NAVAREA IV 710/182018-08-30 → 2018-09-07Cable operations in progress until 06 sep by cableship pierre de fermat along trackline between 05-21N…Western North Atlantic · French Guiana
- NAVAREA IV 701/182018-08-27 → 2018-08-29Cable operations in progress until 28 aug by cableship pierre de fermat along trackline between 05-53N…Western North Atlantic · French Guiana
- HYDROLANT 2722/182018-08-26 → 2018-08-28Cable operations in progress until further notice by cableship ile daix with submersible in vicinity…Eastern North Atlantic · Shetland Islands
- HYDROLANT 2698/182018-08-23 → 2018-08-26Cable operations in progress until further notice by cableship ile daix with submersible in vicinity…Eastern North Atlantic · Shetland Islands
- NAVAREA IV 674/182018-08-20 → 2018-08-22Cable operations in progress until further notice by M/V lida in vicinity of trackline between 59-35.6N…North Atlantic · Greenland
- NAVAREA IV 650/182018-08-12 → 2018-08-20Cable operations in progress until further notice by M/V lida in vicinity of trackline between 59-46.0N…North Atlantic · Greenland
- HYDROLANT 2571/182018-08-12 → 2018-08-16Underwater operations in progress until further notice by cableship ile daix in vicinity 60-18.5N 002-32.0WEastern North Atlantic · Shetland Islands
- NAVAREA IV 637/182018-08-08 → 2018-08-12Cable operations in progress until further notice by M/V lida in vicinity of trackline between 60-07.4N…North Atlantic · Greenland
- NAVAREA IV 635/182018-08-07 → 2018-08-08Cable operations in progress until further notice by M/V lida in vicinity of trackline between 60-19.9N…North Atlantic · Greenland
- NAVAREA IV 628/182018-08-06 → 2018-08-07Cable operations in progress until further notice by M/V lida in vicinity of trackline between 61-09.1N…North Atlantic
- NAVAREA IV 623/182018-08-04 → 2018-08-06Cable operations in progress until 08 aug in 14-01.3N 059-34.9WEastern Caribbean Sea · Barbados
- NAVAREA IV 610/182018-08-01 → 2018-08-06Cable operations in progress until further notice by M/V lida in vicinity of trackline between 60-34.6N…North Atlantic
- NAVAREA IV 608/182018-07-31 → 2018-08-01Cable operations in progress until further notice by M/V lida in vicinity of trackline between 60-27.2N…North Atlantic
- NAVAREA IV 606/182018-07-30 → 2018-07-31Cable operations in progress until further notice by M/V lida in vicinity of trackline between 60-17.40N…North Atlantic
- HYDROLANT 2413/182018-07-27 → 2018-07-30Cable operations 28 jul until further notice by M/V lida in area bound by 60-14.40N 040-03.90W, 60-05.40N…North Atlantic
- NAVAREA IV 593/182018-07-26 → 2018-08-23Cable operations by M/V rebecca: a. 261600Z jul thru 072359Z aug along trackline between 44-57.17N…Western North Atlantic
- NAVAREA IV 592/182018-07-26 → 2018-08-27Cable operations 31 jul thru 06 sep by cableship pierre de fermat with submersible in vicinity of trackline…Eastern Caribbean Sea · Western North Atlantic · Martinique · French Guiana
- HYDROLANT 2401/182018-07-25 → 2018-07-27Cable operations in progress until further notice by M/V lida along trackline between 61-34.5N 033-07.9W and…North Atlantic
- HYDROLANT 2371/182018-07-22 → 2018-07-25North atlantic DNC 19
- HYDROLANT 2366/182018-07-21 → 2018-07-22North atlantic DNC 19
- HYDROLANT 2356/182018-07-20 → 2018-07-21Cable operations in progress until further notice by M/V lida along trackline joining 61-42.0N 032-03.9W and…North Atlantic
- HYDROLANT 2346/182018-07-19 → 2018-07-20North atlantic DNC 19
- HYDROLANT 2320/182018-07-17 → 2018-09-28Cable operations in progress until further notice by M/V layla in vicinity of trackline joining 62-54.00N…Eastern North Atlantic · Iceland
- HYDROLANT 2310/182018-07-16 → 2018-07-19Cable operations in progress until further notice by M/V lida along trackline joining 61-56.6N 030-27.8W,…North Atlantic
- HYDROLANT 2304/182018-07-14 → 2018-07-16Cable operations 15 jul until further notice by M/V lida along trackline joining 62-59.3N 030-47.0W,…North Atlantic
- HYDROLANT 2300/182018-07-14 → 2018-07-14Cable operations in progress until further notice by M/V lida along trackline between 62-39.0N 025-42.3W and…North Atlantic
- HYDROLANT 2240/182018-07-10 → 2018-07-14Cable operations in progress until further notice by MV lida in area bound by 62-30.0N 027-03.0W, 62-23.9N…North Atlantic
- HYDROLANT 2200/182018-07-06 → 2018-07-12Cable operations 091600Z to 131400Z jul by cableship ile de brehat along trackline between 36-04N 006-27W…Eastern North Atlantic · Spain · Morocco
- NAVAREA IV 536/182018-07-06 → 2018-07-26Cable operations by M/V rebecca: a. 10 thru 16 jul along trackline between 47-23.09N 033-42.67W and…Western North Atlantic
- HYDROLANT 2199/182018-07-06 → 2018-08-06Cable operations by M/V rebecca: a. 10 thru 16 jul along trackline between 47-23.09N 033-42.67W and…Western North Atlantic
- HYDROLANT 2184/182018-07-05 → 2018-07-10Cable operations 07 jul until further notice by MV lida in area bound by 62-27.5N 027-21.7W, 62-21.6N…North Atlantic
- NAVAREA IV 492/182018-06-21 → 2018-06-28Underwater operations 212300Z until 270001Z jun by cableship ile daix with submersible in 42-50.4N 066-14.6WWestern North Atlantic · Canada
- HYDROLANT 1994/182018-06-20 → 2018-06-21Underwater operations 212300Z until 270001Z jun by cableship ile daix with submersible in 42-50.4N 066-14.6WWestern North Atlantic · Canada
- HYDROLANT 1753/182018-06-04 → 2018-06-20Cable operations in progress until further notice by cableship lida in area bound by 42-58N 011-02W, 42-58N…Eastern North Atlantic · Spain · Portugal
- HYDROLANT 1675/182018-05-27 → 2018-06-04Cable operations 280001Z may until further notice by cableship lida in area bound by 40-23N 010-51W, 40-22N…Eastern North Atlantic · Portugal
- HYDROLANT 1645/182018-05-25 → 2018-05-27Cable operations in progress until further notice by cableship lida in area bound by 35-46N 008-37W, 35-43N…Eastern North Atlantic
- HYDROLANT 1610/182018-05-23 → 2018-05-25Cable operations in progress until further notice by cableship lida in area bound by 37-16N 011-39W, 37-08N…Eastern North Atlantic
- HYDROLANT 1590/182018-05-21 → 2018-05-23Cable operations in progress until further notice by cableship lida in area bound by 37-21N 011-20W, 37-16N…Eastern 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.