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 4041/13 · Exercises2013-12-28 → 2014-01-29
    Gunnery exercises 0001Z to 0900Z daily 02, 03, 06 thru 10, 13 thru 17, 20 thru 24 and 27 thru 29 jan 14: a.…
  2. HYDROPAC 4030/13 · Derelicts2013-12-27 → 2013-12-30
    Derelict 20 meter vessel, white and yellow hull, partially submerged and adrift in 02-42.14N 105-09.27E at…
  3. HYDROPAC 4024/13 · Exercises2013-12-27 → 2014-01-31
    Gunnery exercises 0001Z to 0900Z daily 01 thru 03, 06 thru 10, 13 thru 17, 20 thru 24 and 27 thru 31 jan 14:…
  4. HYDROPAC 4021/13 · Derelicts2013-12-27 → 2013-12-30
    Derelict 20 meter vessel, white and yellow hull, partially submerged and adrift in 02-44.04N 105-09.88E at…
  5. HYDROPAC 4018/13 · Exercises2013-12-27 → 2013-12-30
    Gunnery exercises 270900Z to 271100Z dec, alternate 300900Z to 301100Z dec: a. in area between 22-34.9N…
  6. HYDROPAC 4012/13 · Cable ops2013-12-26 → 2014-02-01
    Seismic survey in progress until 31 jan by vessel towing ten 6000 meter long cables in area bound by…
  7. HYDROPAC 4011/13 · Cable ops2013-12-26 → 2013-12-31
    Seismic survey in progress until 30 dec by vessel towing six 6000 meter long cables in area bound by 17-50N…
  8. HYDROPAC 3995/13 · Derelicts2013-12-25 → 2013-12-28
    Derelict vessel, partially submerged and adrift in 03-20.9N 105-08.0E at 250047Z dec
  9. HYDROPAC 3968/13 · Other2013-12-22 → 2013-12-28
    F/V py 91054 ts reports crewman requiring medical assistance in 08-57N 116-05E at 220700Z dec
  10. HYDROPAC 3915/13 · Other2013-12-17 → 2014-01-01
    Pipelaying operations in progress until 31 dec vicinity of trackline between 21-22.8N 114-54.8E and 21-20.9N…
  11. HYDROPAC 3914/13 · Cable ops2013-12-17 → 2014-01-01
    Seismic survey in progress until 31 dec by vessel towing six 6000 meter long cables in area bound by 19-57N…
  12. HYDROPAC 3808/13 · Other2013-12-06 → 2014-01-01
    Pipelaying operations in progress until 31 dec vicinity of trackline between 21-11.4N 115-01.4E and 21-20.9N…
  13. HYDROPAC 3772/13 · Derelicts2013-12-02 → 2013-12-02
    Derelict vessel theresa bitung adrift in 06-17.5N 109-02.5E at 020800Z dec
  14. HYDROPAC 3768/13 · Derelicts2013-12-02 → 2013-12-05
    Derelict vessel theresa bitung adrift in 06-17.5N 109-02.5E at 020800Z dec
  15. HYDROPAC 3761/13 · Derelicts2013-12-02 → 2013-12-02
    Derelict vessel theresa bitung adrift in 06-34.5N 109-22.5E at 020100Z dec
  16. HYDROPAC 3756/13 · Derelicts2013-12-02 → 2014-02-08
    Vietnam-south Coast
  17. HYDROPAC 3751/13 · Derelicts2013-12-01 → 2013-12-02
    Derelict vessel theresa bitung adrift in 06-55.12N 109-51.64E
  18. HYDROPAC 3748/13 · Derelicts2013-12-01 → 2013-12-01
    Derelict vessel theresa bitung adrift in 07-10.75N 110-14.81E at 010100Z dec
  19. HYDROPAC 3745/13 · Other2013-12-01 → 2013-12-07
    F/V qng 92046-TS reports injured crewman requiring medical assistance in 17-50N 113-40E at 010100Z dec
  20. HYDROPAC 3732/13 · Cable ops2013-11-29 → 2013-12-12
    South china sea, 1. cable repair operations 04 thru 12 dec, alternate 13 thru 17 dec by M/V kdd ocean link…

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