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 3806/18 · Exercises2018-10-19 → 2018-10-25
    Gunnery exercises 24 oct in area bound by 16-50-29N 120-02-27E, 16-42-08N 120-01-50E 16-41-24N 120-10-08E,…
  2. HYDROPAC 3669/18 · Exercises2018-10-09 → 2018-10-09
    Gunnery exercises 090001Z to 090200Z, alternate 090700Z to 090900Z oct in area bound by 12-03.80N…
  3. HYDROPAC 3624/18 · Other2018-10-03 → 2018-10-19
    Red flare sighted in vicinity 01-47N 105-19E at 032225Z oct
  4. HYDROPAC 3619/18 · Wrecks2018-10-03 → 2018-10-05
    Dangerous wreck in 22-46.0N 119-09.6E
  5. HYDROPAC 3568/18 · Wrecks2018-09-28 → 2019-03-22
    16.4 meter shoal reported in 01-05.6N 104-09.8E
  6. HYDROPAC 3531/18 · Exercises2018-09-26 → 2018-10-02
    Gunnery exercises 010100Z to 010300Z oct, alternate 020100Z to 020300Z oct in area bound by 08-38.80N…
  7. HYDROPAC 3509/18 · Exercises2018-09-25 → 2018-09-28
    Hazardous operations 0001Z to 1000Z daily 26 and 27 sep, alternate 280001Z to 281000Z sep in area bound by…
  8. HYDROPAC 3493/18 · Cable ops2018-09-24 → 2018-10-12
    Cable operations 241600Z until further notice in area bound by 21-21.1N 120-01.9E 21-22.1N 120-38.2E…
  9. HYDROPAC 3476/18 · Cable ops2018-09-23 → 2018-11-02
    Cable operations in progress until further notice by cableship ile de re in vicinity of trackline joining…
  10. HYDROPAC 3396/18 · Exercises2018-09-19 → 2018-09-20
    Gunnery exercises 190100Z to 190300Z sep, alternate 200100Z to 200300Z sep in area bound by 10-00.55N…
  11. HYDROPAC 3395/18 · Cable ops2018-09-19 → 2018-09-23
    Cable operations 20 sep until further notice cableship ile de re in vicinity of trackline joining 01-09.9N…
  12. HYDROPAC 3384/18 · Other2018-09-18 → 2018-10-05
    999 ton M/V an phu 868, flooding in 10-29.5N 107-49.6E
  13. HYDROPAC 3332/18 · Wrecks2018-09-13 → 2018-09-15
    12 meter depth reported in 01-13.40S 106-49.69E
  14. HYDROPAC 3295/18 · Surveys2018-09-09 → 2018-11-10
    Survey operations in progress until further notice by M/V polarcus naila towing ten 9000 meter long cables…
  15. HYDROPAC 3292/18 · Exercises2018-09-09 → 2018-09-13
    Gunnery exercises 2300Z to 1100Z commencing daily 10 and 11 sep, alternate 122300Z to 131100Z sep in area…
  16. HYDROPAC 3254/18 · Derelicts2018-09-05 → 2018-09-08
    Derelict vessel partially submerged and adrift in 05-45.23N 106-59.95E
  17. HYDROPAC 3244/18 · Surveys2018-09-04 → 2018-11-01
    Survey operations in progress until 31 oct by M/V fugro voyager in area bound by 15-29.82N 108-40.36E,…
  18. HYDROPAC 3235/18 · Other2018-09-03 → 2018-09-19
    Two persons overboard from F/V bt 97326 ts in 07-35N 104-40E at 310130Z aug
  19. HYDROPAC 3223/18 · Cable ops2018-09-02 → 2018-09-08
    Cable operations 021700Z to 102359Z sep by cableship lodbrog in area bound by 03-16.85N 105-24.40E,…
  20. HYDROPAC 3200/18 · Other2018-08-31 → 2019-01-04
    Mui ke ga light 10-41.6N 107-59.4E at reduced intensity

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