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 1698/06 · Other2006-08-30 → 2008-08-13
    Dangerous submerged rock, depth 9.3 meters, in 24-22.0N 118-28.1E
  2. HYDROPAC 1597/06 · Cable ops2006-08-21 → 2006-10-10
    Seismic survey in progress until further notice by M/V cgg fohn towing eight 5000 meter long cables in area…
  3. HYDROPAC 1583/06 · Other2006-08-18 → 2006-09-21
    Pipelaying operations in progress until 15 nov along trackline between 05-40.6N 104-55.8E, 05-40.0N…
  4. HYDROPAC 1558/06 · Cable ops2006-08-16 → 2006-11-16
    Pipeline operations 18 aug thru 15 nov along trackline joining 05-40.6N 104-55.8E, 05-40.0N 104-55.9E,…
  5. HYDROPAC 1557/06 · Cable ops2006-08-16 → 2006-10-10
    Seismic survey in progress until 10 oct by M/V fohn towing eight 4500 meter long cables in area bound by…
  6. HYDROPAC 1549/06 · Surveys2006-08-15 → 2006-10-01
    Survey operations in progress until 30 sep by M/V towing 5000 meter long cable in area bound by 16-29.9N…
  7. HYDROPAC 1537/06 · Exercises2006-08-14 → 2006-08-19
    Gunnery exercises 190200Z to 191600Z aug in area bound by 16-00N 118-50E, 16-00N 119-20E, 15-30N 119-20E,…
  8. HYDROPAC 1483/06 · Cable ops2006-08-05 → 2007-02-28
    Seismic survey in progress until further notice by M/V geco searcher towing six 5000 meter long cables in…
  9. HYDROPAC 1442/06 · Cable ops2006-07-31 → 2006-08-05
    Seismic survey in progress until further notice by M/V geco searcher towing four three mile long cables in…
  10. HYDROPAC 1413/06 · Wrecks2006-07-27 → 2006-09-20
    Submerged obstruction with 12 meter depth reported in 24-21.4N 118-26.8E
  11. HYDROPAC 1274/06 · Other2006-07-06 → 2006-07-13
    Pipelaying operations in progress until 12 jul by M/V nan tian long along trackline between 06-07.2N…
  12. HYDROPAC 1229/06 · Wrecks2006-06-29 → 2007-02-24
    12 meter depth reported in 01-56.5S 108-41.0E
  13. HYDROPAC 1222/06 · Other2006-06-28 → 2008-01-14
    Platform established in 06-07.2N 105-18.3E
  14. HYDROPAC 1099/06 · Other2006-06-14 → 2008-01-01
    Floating structures in: a. 05-52.0N 114-18.2E
  15. HYDROPAC 981/06 · Cable ops2006-05-27 → 2006-06-13
    Cable operations 01 thru 15 jun, alternate 16 thru 21 jun by cableship fu hai in vicinity of trackline…
  16. HYDROPAC 978/06 · Other2006-05-27 → 2006-05-30
    Underwater ordnance detonations 2100Z to 1400Z commencing daily 31 may thru 20 jun within two miles of…
  17. HYDROPAC 964/06 · Other2006-05-26 → 2006-06-21
    Underwater ordnance detonations 2100Z to 1400Z commencing daily 31 may thru 20 jun within two miles of…
  18. HYDROPAC 949/06 · Exercises2006-05-24 → 2006-06-20
    Hazardous operations 312100Z may to 201400Z jun within two miles of 02-07.6N 104-14.8E
  19. HYDROPAC 921/06 · Derelicts2006-05-19 → 2006-05-23
    Derelict 240 foot barge eastern republic, adrift in 19-07N 115-59E at 161500Z may
  20. HYDROPAC 912/06 · Derelicts2006-05-17 → 2006-05-24
    Derelict barge, black hull, adrift in 15-19.3N 117-08.9E at 170500Z may

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