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 1771/092009-10-02 → 2009-10-09
    Cable repair operations in progress until 08 oct by cableship asean restorer vicinity of trackline joining…
  2. HYDROPAC 1652/092009-09-14 → 2009-10-03
    Cable repair operations 16 thru 29 sep, alternate 30 sep thru 02 oct by M/V kdd ocean link in area bound by…
  3. HYDROPAC 1650/092009-09-14 → 2009-10-01
    Seismic survey 14 thru 30 sep by M/V orient explorer towing four 6000 meter long cables in area bound by…
  4. HYDROPAC 1646/092009-09-13 → 2009-09-19
    Cable repair operations in progress until further notice by cableship cable retriever along trackline…
  5. HYDROPAC 1635/092009-09-11 → 2009-09-13
    Cable repair operations in progress until 14 sep by cableship cable retriever along trackline between 21-48N…
  6. HYDROPAC 1585/092009-09-03 → 2009-10-08
    Seismic survey 08 sep thru 08 oct by M/V ramform explorer towing eight 6000 meter long cables in area bound…
  7. HYDROPAC 1534/092009-08-27 → 2009-09-26
    Seismic survey 28 aug thru 25 sep by M/V cgg alize towing ten 6000 meter long cables in area bound by 06-12N…
  8. HYDROPAC 1523/092009-08-26 → 2009-09-16
    Cable repair operations in progress until 15 sep by cableship fu hai vicinity of trackline joining 16-55.6N…
  9. HYDROPAC 1511/092009-08-23 → 2009-08-29
    Seismic survey in progress until 31 aug by M/V western spirit towing five 8000 meter long cables in vicinity…
  10. HYDROPAC 1504/092009-08-22 → 2009-09-21
    Seismic survey in progress until 20 sep by M/V veritas voyager towing 4000 meter long cable in area bound by…
  11. HYDROPAC 1423/092009-08-10 → 2009-08-29
    Cable laying operations 13 aug until further notice by cableship rene descartes: a. vicinity 09-10.4N…
  12. HYDROPAC 1417/092009-08-09 → 2009-08-10
    Cable laying operations 13 aug until further notice by cableship rene descartes vicinity of trackline…
  13. HYDROPAC 1372/092009-08-01 → 2009-09-09
    Seismic survey 05 aug thru 08 sep by M/V orient explorer towing 6000 meter mile long cable in area bound by…
  14. HYDROPAC 1299/092009-07-19 → 2009-08-04
    Cable laying operations 21 jul until further notice by cableship rene descartes vicinity 22-09.8N 114-32.6E
  15. HYDROPAC 1287/092009-07-16 → 2009-08-08
    Submarine cable repair operations in progress until 07 aug by M/V tycom reliance vicinity of 01-41.6N…
  16. HYDROPAC 1168/092009-06-25 → 2009-07-19
    Cable laying operations 27 jun until further notice by cableship rene descartes vicinity of trackline…
  17. HYDROPAC 1109/092009-06-14 → 2009-08-16
    Seismic survey 15 jun thru 15 aug by M/V western spirit towing eight 6000 meter long cables in area bound by…
  18. HYDROPAC 966/092009-05-19 → 2009-05-24
    Seismic survey in progress until 23 may by M/V offshore discovery towing 1200 meter long cable vicinity…
  19. HYDROPAC 927/092009-05-14 → 2009-05-31
    Cable repair operations in progress until 30 may by cableship asean restorer in area bound by 01-22.4N…
  20. HYDROPAC 898/092009-05-09 → 2009-05-16
    Seismic survey in progress until 15 may by M/V orient explorer towing 4.5 mile long cable in area bound by…
  21. HYDROPAC 827/092009-04-26 → 2009-06-25
    Cable laying operations 30 apr until further notice by cableship rene descartes vicinity of trackline…
  22. HYDROPAC 737/092009-04-13 → 2009-05-06
    Seismic survey in progress until 05 may by M/V orient explorer towing 4.5 mile long cable in area bounded by…
  23. HYDROPAC 701/092009-04-07 → 2009-04-26
    Seismic survey in progress until 25 apr by M/V marcus g langseth towing 6000 meter long cable in area bound…
  24. HYDROPAC 511/092009-03-11 → 2009-04-21
    Cable laying operations in progress until further notice by cableship rene descartes vicinity of tracklines…
  25. HYDROPAC 147/092009-01-17 → 2009-02-07
    Submarine cable laying operations in progress until further notice by cableship rene descartes vicinity of…
  26. HYDROPAC 125/092009-01-15 → 2009-01-17
    Submarine cable laying operations in progress until further notice by cableship rene descartes vicinity of…
  27. HYDROPAC 2569/082008-12-27 → 2009-01-15
    Submarine cable laying operations 30 dec until further notice by cableship rene descartes along trackline…
  28. HYDROPAC 2300/082008-11-23 → 2009-01-01
    Cable repair operations in progress until 31 dec by M/V cable retriever along tracklines between: a.…
  29. HYDROPAC 2255/082008-11-15 → 2008-12-25
    Cable laying operations 17 nov until further notice by cableship rene descartes vicinity of trackline…
  30. HYDROPAC 2123/082008-10-29 → 2008-12-16
    Seismic survey in progress until 15 dec by M/V cgg harmattan towing six 6000 meter long cables in area bound…
  31. HYDROPAC 2062/082008-10-22 → 2008-11-11
    Seismic survey in progress until 10 nov by M/V orient explorer towing five mile long cable in area bound by…
  32. HYDROPAC 1834/082008-09-20 → 2008-10-11
    Cable laying operations in progress until further notice by cableship rene descartes vicinity of trackline…
  33. HYDROPAC 1829/082008-09-19 → 2008-10-19
    Seismic survey in progress until 18 oct by M/V mezen towing 8000 meter long cable in area bound by 05-34N…
  34. HYDROPAC 1814/082008-09-17 → 2008-10-16
    Cable laying operations 19 sep thru 15 oct by cableship fu hai vicinity of trackline joining 19-14.3N…
  35. HYDROPAC 1691/082008-08-30 → 2008-09-18
    Cable laying operations in progress until further notice by cableship rene descartes vicinity of trackline…
  36. HYDROPAC 1681/082008-08-29 → 2008-09-25
    Seismic survey in progress until 24 sep by M/V wangsa maju towing 1200 meter long cable vicinity of: a.…
  37. HYDROPAC 1619/082008-08-23 → 2008-09-27
    Cable repairing operations 25 aug thru 26 sep by cableship tyco durable vicinity 01-31.6N 104-29.7E
  38. HYDROPAC 1588/082008-08-18 → 2008-11-20
    Cable laying operations 20 aug thru 19 nov by cableship segero vicinity of tracklines: a. between 06-05.3N…
  39. HYDROPAC 1567/082008-08-16 → 2008-08-27
    Submarine cable operations in progress until further notice by cableship rene descartes vicinity of…
  40. HYDROPAC 1417/082008-07-25 → 2008-08-16
    Submarine cable operations 28 jul until further notice by cableship rene descartes vicinity of trackline…
  41. HYDROPAC 1400/082008-07-23 → 2008-07-25
    Submarine cable operations until further notice by cableship rene descartes vicinity of trackline joining…
  42. HYDROPAC 1210/082008-06-27 → 2008-07-23
    Submarine cable operations until further notice by cableship rene descartes vicinity of trackline joining…
  43. HYDROPAC 1077/082008-06-06 → 2008-06-27
    Submarine cable operations 07 jun until further notice by cableship rene descartes vicinity of trackline…
  44. HYDROPAC 1015/082008-05-27 → 2008-06-06
    Submarine cable operations in progress until further notice by cableship rene descartes vicinity of…
  45. HYDROPAC 996/082008-05-23 → 2008-05-27
    Submarine cable operations 27 may until further notice by cableship rene descartes vicinity of trackline…
  46. HYDROPAC 963/082008-05-18 → 2008-05-23
    Submarine cable operations in progress until further notice by cableship rene descartes vicinity of…
  47. HYDROPAC 904/082008-05-11 → 2008-06-03
    Seismic survey 11 may thru 02 jun by M/V mezen towing 8000 meter long cable in area bound by 09-26N 106-19E,…
  48. HYDROPAC 729/082008-04-17 → 2008-09-20
    Submarine cable operations 20 apr thru 19 sep vicinity of trackline joining 01-16.7N 104-08.1E and 02-34.7N…
  49. HYDROPAC 728/082008-04-17 → 2008-05-17
    Submarine cable operations 191600Z apr until further notice by cableship rene descartes vicinity of…
  50. HYDROPAC 489/082008-03-15 → 2008-04-11
    Cable repair operations 18 mar thru 10 apr by M/V kdd ocean link in area bound by 16-05.3N 119-28.1E,…

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 8 · seahazards