South China Sea

IHO sea area 49 · 102° to 122° E, -3° to 26° N

in force
10
last 12 months
6
since 1993
2,321
categories
13

In force now · 10

  1. HYDROPAC 2249/26 · Surveys2026-08-06
    Survey operations by vessel PXGEO 2 towing eight 5-mile cables continue until 31 December in Gulf of Thailand and South China Sea; wide berth requested.
  2. NAVAREA XI 356/26 · Cable ops2026-08-06
    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.
  3. HYDROPAC 2099/26 · Cable ops2026-07-21
    Cable operations are underway in the East China Sea by the cableship ILE DE RE until further notice; wide berth requested.
  4. NAVAREA XI 329/26 · Cable ops2026-07-21
    Cable ship Ile de Re is laying submarine cable in the Taiwan Strait until further notice.
  5. HYDROPAC 2412/25 · Wrecks2025-09-19
    Dangerous wreck in South China Sea off Vietnam at 10-22.31N 107-46.96E.
  6. NAVAREA XI 437/25 · Wrecks2025-09-19
    Sunken wreck exists in northern South China Sea at 10-22.31N 107-46.96E.
  7. NAVAREA XI 435/23 · Nav aids2023-12-04
    The Manila NAVTEX station at 14 degrees 30.3 minutes north, 121 degrees 3.9 minutes east is inoperative until further notice.
  8. NAVAREA XI 153/20 · Wrecks2020-04-06
    A yellow observation buoy is reported at 19-20.6N 113-45.9E in the northern South China Sea on 04 Apr.
  9. NAVAREA XI 664/19 · Wrecks2019-11-21
    An oil rig is reported to exist in the southern South China Sea at 07-42.1N 107-55.8E.
  10. NAVAREA XI 132/19 · Wrecks2019-03-07
    An oil rig is reported at 07-47.5N 108-12.0E in the southern South China Sea, and previous warnings are cancelled.

Longest in force

  1. NAVAREA XI 132/19 · Wrecks2019-03-07
    An oil rig is reported at 07-47.5N 108-12.0E in the southern South China Sea, and previous warnings are cancelled.
  2. NAVAREA XI 664/19 · Wrecks2019-11-21
    An oil rig is reported to exist in the southern South China Sea at 07-42.1N 107-55.8E.
  3. NAVAREA XI 153/20 · Wrecks2020-04-06
    A yellow observation buoy is reported at 19-20.6N 113-45.9E in the northern South China Sea on 04 Apr.
  4. NAVAREA XI 435/23 · Nav aids2023-12-04
    The Manila NAVTEX station at 14 degrees 30.3 minutes north, 121 degrees 3.9 minutes east is inoperative until further notice.
  5. NAVAREA XI 437/25 · Wrecks2025-09-19
    Sunken wreck exists in northern South China Sea at 10-22.31N 107-46.96E.

By year

93
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
25
26

By month (all years)

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

By category · since 1997

Cable ops57025%
Exercises56024%
Other30713%
Derelicts30313%
Wrecks1547%
Piracy1376%
Surveys1356%
Nav aids502%
Missiles492%
Containers352%
Debris131%
Towing70%
Volcanic10%

Archive · 2,311 cancelled

  1. HYDROPAC 1890/04 · Derelicts2004-12-10 → 2004-12-17
    Derelict 100 meter M/V adrift vicinity 21-34N 119-33E at 090505Z dec
  2. HYDROPAC 1799/04 · Cable ops2004-11-15 → 2005-01-21
    Seismic survey 20 nov until further notice by M/V geco eagle towing ten four mile long cables in area bound…
  3. HYDROPAC 1658/04 · Wrecks2004-10-21 → 2008-02-10
    Uncharted reef, least depth 13 meters, reported in 00-56.40N 106-48.18E
  4. HYDROPAC 1602/04 · Cable ops2004-10-09 → 2004-11-15
    Seismic survey 11 oct until further notice by M/V geco eagle towing eight four mile long cables in area…
  5. HYDROPAC 1580/04 · Cable ops2004-10-04 → 2004-10-13
    Seismic survey in progress until further notice by M/V geco emerald towing 2.5 mile long cable in area bound…
  6. HYDROPAC 1578/04 · Derelicts2004-10-04 → 2004-10-11
    Derelict 29 meter barge ikari maru adrift vicinity 23-57N 120-03E at 021400Z oct
  7. HYDROPAC 1575/04 · Cable ops2004-10-03 → 2004-10-26
    Seismic survey in progress until 25 oct by M/V cgg fohn towing six 5000 meter long cables in area bound by…
  8. HYDROPAC 1574/04 · Cable ops2004-10-03 → 2004-10-04
    Seismic survey in progress until 13 nov by M/V geco emerald towing six 3.5 mile long cables in area bound by…
  9. HYDROPAC 1561/04 · Exercises2004-09-30 → 2004-10-02
    Hazardous operations 0200Z to 0800Z daily 05 and 06 oct in area bound by 06-20.0N 113-17.0E, 06-29.0N…
  10. HYDROPAC 1512/04 · Cable ops2004-09-21 → 2004-10-07
    Cable repair operations 25 thru 30 sep, alternate 01 thru 06 oct by cableship kdd ocean link in area bound…
  11. HYDROPAC 1434/04 · Cable ops2004-09-04 → 2004-10-03
    Seismic survey in progress until 10 oct by M/V geco emerald towing eight 3.5 mile long cables in area bound…
  12. HYDROPAC 1399/04 · Wrecks2004-08-28 → 2006-10-11
    Dangerous wreck in 00-28.7N 106-53.7E
  13. HYDROPAC 1396/04 · Wrecks2004-08-28 → 2004-08-30
    Dangerous wreck in 00-28.7S 106-53.7E
  14. HYDROPAC 1350/04 · Derelicts2004-08-18 → 2004-08-21
    Derelict 30 meter F/V, white hull, adrift vicinity 21-13N 119-43E at 180800Z aug
  15. HYDROPAC 1333/04 · Cable ops2004-08-15 → 2004-09-11
    Seismic survey in progress until 10 sep by M/V nordic explorer towing three mile long cable in area bound by…
  16. HYDROPAC 1268/04 · Cable ops2004-08-05 → 2004-09-02
    Seismic survey in progress until 01 sep by M/V geco emerald towing eight 3.5 mile long cables in area bound…
  17. HYDROPAC 1227/04 · Cable ops2004-07-28 → 2004-09-21
    Seismic survey in progress until 20 sep by M/V veritas searcher towing 4600 meter long cable in areas bound…
  18. HYDROPAC 1161/04 · Derelicts2004-07-15 → 2004-07-22
    Derelict 20 meter F/V adrift vicinity 06-18.1N 107-39.9E at 150450Z jul
  19. HYDROPAC 1139/04 · Cable ops2004-07-10 → 2004-09-01
    Seismic survey in progress until 31 aug by M/V cgg fohn towing six 4500 meter long cables in area bound by…
  20. HYDROPAC 1127/04 · Cable ops2004-07-07 → 2004-08-20
    Seismic survey in progress until 200001Z aug by M/V orient explorer towing four 4500 meters long cables in…

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.