Cable & pipeline work in the South China Sea

Cable laying, pipeline and seismic operations.

in force
3
last 12 months
3
vs previous 12 (4)
-25%
since 1998
575

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 · 3

  1. NAVAREA XI 356/26in force2026-08-06
    Seismic survey by vessel PXGEO 2 towing eight 5-mile cables in the southern Gulf of Thailand and South China Sea until 31 December 2026.
    Gulf of Thailand and South China Sea, Southern Part
  2. HYDROPAC 2099/26in force2026-07-21
    Cable operations are underway in the East China Sea by the cableship ILE DE RE until further notice; wide berth requested.
    East China Sea · China
  3. NAVAREA XI 329/26in force2026-07-21
    Cable ship Ile de Re is laying submarine cable in the Taiwan Strait until further notice.
    Taiwan Strait

Longest in force

  1. NAVAREA XI 329/26in force2026-07-21 · 31 d
    Cable ship Ile de Re is laying submarine cable in the Taiwan Strait until further notice.
    Taiwan Strait
  2. HYDROPAC 2099/26in force2026-07-21 · 31 d
    Cable operations are underway in the East China Sea by the cableship ILE DE RE until further notice; wide berth requested.
    East China Sea · China
  3. NAVAREA XI 356/26in force2026-08-06 · 16 d
    Seismic survey by vessel PXGEO 2 towing eight 5-mile cables in the southern Gulf of Thailand and South China Sea until 31 December 2026.
    Gulf of Thailand and South China Sea, Southern Part

By year

98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the South China Sea

Archive · 572 cancelled

  1. HYDROPAC 424/172017-02-05 → 2017-02-11
    Cable operations in progress until further notice by cableship rene descartes in vicinity of trackline…
    South China Sea · Malaysia
  2. HYDROPAC 346/172017-01-30 → 2017-03-08
    Cable operations in progress until 03 mar, alternate 04 thru 13 mar by cableship kddi pacific link in…
    South China Sea · Malaysia
  3. HYDROPAC 292/172017-01-25 → 2017-02-08
    Cable repair operations in progress until 07 feb by cableship cable retriever in area bound by 09-46.5N…
    South China Sea · Vietnam
  4. HYDROPAC 263/172017-01-24 → 2017-02-01
    Cable operations 240200Z jan until further notice by cableship rene descartes in vicinity of trackline…
    South China Sea
  5. HYDROPAC 212/172017-01-19 → 2017-01-22
    Cable laying operations in progress until further notice by cableship rene descartes in vicinity of…
    South China Sea · Malaysia
  6. HYDROPAC 164/172017-01-16 → 2017-01-25
    Cable repair operations in progress until 27 jan by cableship cable retriever along trackline between…
    South China Sea
  7. HYDROPAC 48/172017-01-05 → 2017-01-24
    Cable repair operations in progress until 23 jan vicinity of trackline between 24-25-07.8N 118-36-41.0E and…
    Taiwan Strait · China
  8. HYDROPAC 27/172017-01-04 → 2017-03-01
    Seismic survey in progress until further notice by M/V ramform sovereign towing 12 5.1 mile long cables in…
    South China Sea · Malaysia
  9. HYDROPAC 19/172017-01-03 → 2017-01-13
    Cable repair operations in progress until further notice by c/s lodbrog vicinity 08-59.8N 108-13.2E
    South China Sea
  10. HYDROPAC 4008/162016-12-26 → 2017-01-08
    Cable laying operations in progress until further notice by cableship rene descartes in vicinity of…
    South China Sea · Malaysia
  11. HYDROPAC 3992/162016-12-24 → 2016-12-29
    Cable repair operations in progress until 28 dec by cableship lodbrog in vicinity 09-06.8N 108-27.3E
    South China Sea
  12. HYDROPAC 3986/162016-12-24 → 2016-12-24
    Cable repair operations in progress until further notice by cableship lodbrog in vicinity 09-06.8N 108-27.3E
    South China Sea
  13. HYDROPAC 3888/162016-12-14 → 2016-12-24
    Cable repair operations 160001Z dec until further notice by cableship lodbrog in vicinity 09-16.7N 109-06.9E
    South China Sea
  14. HYDROPAC 3883/162016-12-13 → 2016-12-26
    Cable laying operations in progress until further notice by cableship rene descartes in vicinity of…
    South China Sea
  15. HYDROPAC 3862/162016-12-12 → 2016-12-31
    Seismic survey in progress until 30 dec by M/V ramform sovereign towing 12 5.1 mile long cables in area…
    South China Sea
  16. HYDROPAC 3699/162016-11-30 → 2016-12-13
    Cable laying operations in progress until further notice by cableship rene descartes vicinity of trackline…
    South China Sea
  17. HYDROPAC 3545/162016-11-16 → 2016-11-30
    Cable laying operations 210001Z nov to 040001Z dec by cableship rene descartes vicinity of trackline joining…
    South China Sea · Malaysia
  18. HYDROPAC 3092/162016-10-10 → 2016-11-16
    Cable laying operations in progress until 240300Z nov by cableship rene descartes vicinity of trackline…
    South China Sea · Malaysia
  19. HYDROPAC 2866/162016-09-20 → 2017-01-30
    Cable operations 25 sep thru 24 jan 17, alternate 25 jan thru 03 feb 17 by M/V kddi pacific link vicinity of…
    South China Sea · Malaysia
  20. HYDROPAC 2284/162016-07-29 → 2016-08-17
    Seismic survey in progress until 16 aug by M/V pgs apollo towing ten three mile long cables in area bound by…
    South China Sea
  21. HYDROPAC 2226/162016-07-25 → 2016-08-10
    Seismic survey 260001Z jul to 101200Z aug by M/V phu my 06 towing two mile long cable in area bound by…
    South China Sea · Gulf of Tonkin · Vietnam
  22. HYDROPAC 1988/162016-07-03 → 2016-08-06
    Cable operations in progress until 05 aug by by cableship responder along tracklines between: a. 09-00.08N…
    South China Sea · Gulf of Thailand · Vietnam
  23. HYDROPAC 1892/162016-06-24 → 2016-06-28
    Cable operations in progress until 29 jun by cableship lodbrog in area bound by 21-09.0N 114-20.7E, 21-09.0N…
    South China Sea · China
  24. HYDROPAC 1787/162016-06-14 → 2016-07-06
    Pipeline repair operations 15 jun thru 05 jul by M/V discovery 01 in 10-12.27N 108-19.21E
    South China Sea · Vietnam
  25. HYDROPAC 1254/162016-04-29 → 2016-07-03
    Cable operations in progress until 15 jul by M/V wakashio maru along tracklines between: a. 09-00.08N…
    South China Sea · Gulf of Thailand · Vietnam
  26. HYDROPAC 1067/162016-04-11 → 2016-06-01
    Cable repair operations in progress until 31 may by cableship cable retriever vicinity of trackline between…
    Taiwan Strait
  27. HYDROPAC 653/162016-03-07 → 2016-03-16
    Cable repair operations in progress until 04 apr by cableship cable retriever in area bound by 18-14.8N…
    South China Sea · Philippines
  28. HYDROPAC 4165/152015-12-23 → 2016-01-05
    Cable repair operations in progress until 04 jan 16 by cableship lodbrog in area bound by 16-21.1N…
    South China Sea · Philippines
  29. HYDROPAC 3885/152015-11-26 → 2015-12-04
    Cable operations 280600Z nov to 032359Z dec by cableship lodbrog within ten miles of 20-30N 114-30E
    South China Sea
  30. HYDROPAC 3124/152015-09-20 → 2015-10-23
    Pipeline repair operations in progress until 22 oct by M/V discovery 01: a. along trackline between…
    South China Sea · Vietnam
  31. HYDROPAC 3096/152015-09-17 → 2015-11-01
    Cable repair operations in progress until 31 oct vicinity of trackline joining 20-49-25N 120-44-19E,…
    South China Sea · Luzon Strait
  32. HYDROPAC 2952/152015-09-08 → 2016-01-01
    Pipeline operations in progress until 31 dec along trackline joining 08-33.6N 108-46.7E, 08-28.0N 108-38.6E,…
    South China Sea · Vietnam
  33. HYDROPAC 2797/152015-08-24 → 2015-11-01
    Seismic survey in progress until 31 oct by vessel towing six 6000 meter long cables in area bound by 19-30N…
    South China Sea
  34. HYDROPAC 2796/152015-08-24 → 2015-09-21
    Seismic survey in progress until 20 sep by vessel towing ten 6000 meter long cables in area bound by 18-22N…
    South China Sea
  35. HYDROPAC 2794/152015-08-24 → 2015-09-01
    Seismic survey in progress until 10 sep by M/V pgs apollo towing eight 6000 meter long cables in area bound…
    South China Sea
  36. HYDROPAC 2763/152015-08-20 → 2015-09-23
    Cable repair operations 22 aug thru 22 sep by cableship lodbrog in areas bound by: a. 20-39.0N 120-28.7E,…
    Northern South China Sea
  37. HYDROPAC 2759/152015-08-20 → 2015-10-01
    Cable repair operations in progress until 30 sep by cableship cable retriever in area bound by 21-36.2N…
    Northern South China Sea · Luzon Strait
  38. HYDROPAC 2758/152015-08-20 → 2015-10-01
    Cable repair operations in progress until 30 sep by cableship durable in areas bound by: a. 21-20-39.4N…
    Northern South China Sea · Luzon Strait
  39. HYDROPAC 2753/152015-08-19 → 2015-09-18
    Seismic survey 20 aug thru 17 sep by M/V cgg amadeus towing eight 6000 meter long cables in area bound by…
    South China Sea
  40. HYDROPAC 2730/152015-08-17 → 2015-09-07
    Cable repair operations 18 aug thru 01 sep, alternate 02 thru 06 sep by M/V kddi ocean link in areas bound…
    South China Sea · Luzon Strait
  41. HYDROPAC 2689/152015-08-14 → 2015-09-03
    Pipeline repair operations in progress until 02 sep by M/V mya in: a. 10-19.53N 107-17.95E
    South China Sea · Vietnam
  42. HYDROPAC 2482/152015-07-29 → 2015-09-08
    Pipeline operations in progress until 30 oct by M/V kreuz installer along trackline joining 08-33.6N…
    South China Sea · Vietnam
  43. HYDROPAC 2476/152015-07-28 → 2015-08-31
    Seismic survey in progress until 30 aug by vessel towing six 6000 meter long cables in area bound by 17-46N…
    South China Sea
  44. HYDROPAC 2381/152015-07-20 → 2015-09-15
    Pipeline repair operations in progress until 14 sep by M/V discovery 01 along trackline joining 09-45.73N…
    South China Sea · Vietnam
  45. HYDROPAC 2353/152015-07-17 → 2015-07-31
    Pipeline repair operations in progress until 30 jul along trackline between 09-37.7N 108-00.3E and 08-33.7N…
    South China Sea · Vietnam
  46. HYDROPAC 2201/152015-07-02 → 2015-09-01
    Cable repair operations in progress until 31 aug vicinity of tracklines between: a. 26-19-22.5N 120-14-23.9E…
    East China Sea · Taiwan Strait
  47. HYDROPAC 2144/152015-06-27 → 2015-08-18
    Seismic survey in progress until 28 aug by M/V cgg amadeus towing eight 6000 meter long cables in area bound…
    South China Sea
  48. HYDROPAC 1877/152015-06-09 → 2015-07-26
    Seismic survey in progress until 25 jul by M/V pgs apollo towing 12 five mile long cables in area bound by…
    South China Sea · Malaysia
  49. HYDROPAC 1836/152015-06-05 → 2015-07-11
    Cable operations 06 jun thru 10 jul by cableship cable retriever in area bound by 09-32-34.2N 108-35-00.0E,…
    South China Sea · Vietnam
  50. HYDROPAC 1801/152015-06-02 → 2015-06-18
    Seismic survey in progress until 25 jun by M/V cgg amadeus towing eight 6000 meter long cables in area bound…
    South China Sea · Vietnam

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.

Cable & pipeline work in the South China Sea — page 3 · seahazards