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 3138/19 · Exercises2019-09-24 → 2019-09-28
    Hazardous operations 260200Z to 261600Z, and 270001Z to 271700Z sep, alternate 270200Z to 271600Z and…
  2. HYDROPAC 3130/19 · Exercises2019-09-24 → 2019-09-27
    Hazardous operations 260100Z to 260400Z sep, alternate 270100Z to 270400Z sep in area bound by 20-49.1N…
  3. HYDROPAC 3115/19 · Exercises2019-09-22 → 2019-09-26
    Hazardous operations 240630Z to 240930Z, 250001Z to 250430Z, 250630Z to 250930Z and 260001Z to 260430Z sep…
  4. HYDROPAC 3076/19 · Derelicts2019-09-19 → 2019-09-20
    F/V bth 98804 ts disabled and adrift due to engine failure in 10-39N 114-26E
  5. HYDROPAC 3052/19 · Exercises2019-09-18 → 2019-09-21
    Hazardous operations 190900Z to 191300Z and 200001Z to 200100Z sep, alternate 200900Z to 201300Z and 210001Z…
  6. HYDROPAC 3046/19 · Surveys2019-09-17 → 2019-11-04
    Survey operations in progress until 03 nov in area bound by 01-20.28N 104-24.29E, 01-20.28N 104-24.79E,…
  7. HYDROPAC 3034/19 · Other2019-09-16 → 2019-10-04
    F/V dna 90307 ts reports crewman with stomach ache requiring medical assistance in 18-00N 114-30E at 150001Z…
  8. HYDROPAC 3012/19 · Exercises2019-09-13 → 2019-09-21
    Gunnery exercises 16 thru 20 sep in area bound by 14-11.0N 119-59.0E, 14-21.0N 119-59.0E, 14-21.0N…
  9. HYDROPAC 3004/19 · Cable ops2019-09-13 → 2019-10-07
    Cable operations in progress until 06 oct by cableship lodbrog in vicinity of trackline joining 19-48.7N…
  10. HYDROPAC 2996/19 · Surveys2019-09-12 → 2022-03-18
    Survey operations in progress in area bound by: a. 12-30.67N 109-23.32E, 12-30.31N 109-17.44E, 12-29.59N…
  11. HYDROPAC 2995/19 · Wrecks2019-09-12 → 2020-02-21
    Dangerous wreck in 17-42.85N 106-30.39E
  12. HYDROPAC 2954/19 · Exercises2019-09-09 → 2019-09-11
    Gunnery exercises 10 sep in area bound by 16-51.9N 119-53.9E, 16-51.8N 120-04.4E, 16-41.8N 120-04.4E,…
  13. HYDROPAC 2893/19 · Surveys2019-09-03 → 2020-07-24
    Survey operations in progress in area bound by 10-29.64N 107-49.46E, 10-29.64N 107-49.74E, 10-29.37N…
  14. HYDROPAC 2863/19 · Wrecks2019-08-31 → 2021-09-25
    Underwater obstruction in 24-07N 119-55E
  15. HYDROPAC 2816/19 · Derelicts2019-08-29 → 2019-09-01
    Vessel km harapan indah 3 disabled and adrift due to engine trouble in vicinity 02-00S 107-00E at 290943Z aug
  16. HYDROPAC 2774/19 · Exercises2019-08-26 → 2019-08-29
    Gunnery exercises 280001Z to 280500Z aug, alternate 290001Z to 290500Z aug in area bound by 16-14.0N…
  17. HYDROPAC 2702/19 · Cable ops2019-08-21 → 2019-08-27
    Cable operations in progress until 26 aug by M/V aniek in areas bound by: a. 20-43N 120-10E, 20-36N 120-10E,…
  18. HYDROPAC 2693/19 · Wrecks2019-08-20 → 2019-10-25
    Dangerous wreck, least depth 0.9 meters, in 10-29.53N 107-49.64E
  19. HYDROPAC 2691/19 · Exercises2019-08-20 → 2019-08-22
    Gunnery exercises 220001Z to 220100Z aug, alternate 220700Z to 220900Z aug in area bound by 12-03.80N…
  20. HYDROPAC 2648/19 · Cable ops2019-08-16 → 2019-08-16
    Cable operations in progress until 20 aug by M/V aniek in area bound by 20-47N 119-43E, 20-42N 119-41E,…

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