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 2015/18 · Exercises2018-05-27 → 2018-06-29
    Gunnery exercises 2300Z to 1000Z commencing daily 31 may, 03 thru 07, 10 thru 14, 18 thru 21 and 24 thru 28…
  2. HYDROPAC 2006/18 · Exercises2018-05-27 → 2018-06-29
    Hazardous operations 2300Z to 0900Z commencing daily 31 may, 03 thru 07, 10 thru 14, 18 thru 21 and 24 thru…
  3. HYDROPAC 1990/18 · Other2018-05-26 → 2018-05-28
    F/V qt 91019-TS reports crewman requiring medical assistance in 16-53N 109-35E at 252200Z may
  4. HYDROPAC 1960/18 · Cable ops2018-05-23 → 2018-07-31
    Seismic survey in progress until 01 aug by M/V cgg amadeus towing seven 7000 meter long cables in area bound…
  5. HYDROPAC 1959/18 · Derelicts2018-05-23 → 2018-05-26
    Derelict 53 foot M/V adrift in 02-45N 108-00E at 231200Z may
  6. HYDROPAC 1952/18 · Derelicts2018-05-23 → 2018-05-23
    S/V fukumaru disabled due to engine failure in 02-50.96N 108-05.49E
  7. HYDROPAC 1951/18 · Other2018-05-23 → 2018-05-23
    F/V tth 96129TS reports crewman requiring medical assistance in 17-23N 107-57E at 230400Z may
  8. HYDROPAC 1933/18 · Exercises2018-05-21 → 2018-05-25
    Hazardous operations 212330Z to 241430Z may, alternate 212330Z to 251430Z may in areas bound by: a.…
  9. HYDROPAC 1859/18 · Surveys2018-05-15 → 2018-09-07
    Salvage operations in progress until further notice in 11-07.40N 108-53.78E
  10. HYDROPAC 1857/18 · Exercises2018-05-15 → 2018-05-21
    Gunnery exercises 20 may in area bound by 18-29.4N 119-51.3E, 18-29.4N 120-02.2E, 18-19.2N 120-02.1E,…
  11. HYDROPAC 1833/18 · Other2018-05-14 → 2020-01-17
    Platform established in 17-30.1N 111-09.9E
  12. HYDROPAC 1703/18 · Missiles2018-05-03 → 2018-05-05
    Hazardous operations, rocket launching 032200Z to 040600Z may, alternate 042200Z to 050600Z may in area…
  13. HYDROPAC 1670/18 · Cable ops2018-04-28 → 2018-05-10
    Cable operations 301400Z apr until further notice, by cableship lodbrog in area bound by 21-53.86N…
  14. HYDROPAC 1631/18 · Exercises2018-04-26 → 2018-04-27
    Hazardous operations 270001Z to 271100Z apr in area bound by 20-47.33N 107-26.87E, 20-47.33N 107-29.83E,…
  15. HYDROPAC 1586/18 · Exercises2018-04-24 → 2018-04-29
    Hazardous operations 0001Z to 0235Z daily 26 thru 28 apr, alternate 290001Z to 290235Z apr in area bound by…
  16. HYDROPAC 1563/18 · Exercises2018-04-22 → 2018-04-25
    Gunnery exercises 240001Z to 240230Z apr, alternate 250001Z to 250230Z apr in area bound by 12-40.0N…
  17. HYDROPAC 1523/18 · Missiles2018-04-19 → 2018-04-28
    Hazardous operations, rocket launching 2200Z to 0600Z commencing daily 20 and 26 apr, alternate 2200Z to…
  18. HYDROPAC 1505/18 · Derelicts2018-04-18 → 2018-04-21
    F/V na 95066 ts disabled and adrift in 19-01N 107-12E
  19. HYDROPAC 1468/18 · Exercises2018-04-16 → 2018-04-19
    Gunnery exercises: a. 170700Z to 171000Z apr, alternate 180700Z to 181000Z apr in area bound by 08-39.52N…
  20. HYDROPAC 1411/18 · Missiles2018-04-12 → 2018-04-14
    Hazardous operations, rocket launching 122200Z to 120600Z apr, alternate 132200Z to 140600Z apr in area…

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