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 4054/19 · Containers2019-12-06 → 2019-12-09
    Derelict vessel and 16 containers adrift in 12-15.570N 109-58.269E at 060423Z dec
  2. HYDROPAC 4025/19 · Exercises2019-12-05 → 2019-12-08
    Gunnery exercises 070100Z to 070145Z dec, alternate 080100Z to 080145Z dec in area bound by 11-56.75N…
  3. HYDROPAC 4011/19 · Wrecks2019-12-04 → 2020-07-10
    Dangerous wreck in 13-45.37N 109-21.68E
  4. HYDROPAC 3970/19 · Exercises2019-12-02 → 2019-12-07
    Hazardous operations 04 dec, alternate 05 and 06 dec in area bound by 11-10N 108-55E, 11-10N 109-05E, 11-00N…
  5. HYDROPAC 3953/19 · Wrecks2019-11-30 → 2020-07-10
    Dangerous wreck in 09-41.95N 106-43.59E
  6. HYDROPAC 3950/19 · Wrecks2019-11-30 → 2019-12-02
    M/V toan phat 68 sank in 13-45.37N 109-21.68E at 300345Z nov
  7. HYDROPAC 3924/19 · Wrecks2019-11-28 → 2020-07-10
    Dangerous wreck in 18-07.96N 106-26.66E
  8. HYDROPAC 3921/19 · Cable ops2019-11-28 → 2020-01-01
    Cable operations in progress until 31 dec 19 by cableship responders along trackline joining 13-44.90N…
  9. HYDROPAC 3862/19 · Other2019-11-25 → 2021-07-16
    Platform established in 04-33.6N 106-22.8E
  10. HYDROPAC 3833/19 · Other2019-11-22 → 2019-12-06
    Man over board from F/V cm 92013 ts in 07-25N 104-35E at 210300Z nov
  11. HYDROPAC 3811/19 · Derelicts2019-11-21 → 2019-11-22
    Derelict M/V dai hai phat 17 aground in 09-41.95N 106-43.59E
  12. HYDROPAC 3752/19 · Exercises2019-11-15 → 2019-11-22
    Gunnery exercises 20 and 21 nov in area bound by 16-50.5N 120-02.5E, 16-42.7N 120-01.9E, 16-41.3N 120-10.2E,…
  13. HYDROPAC 3743/19 · Other2019-11-14 → 2019-11-29
    F/V qng 98056 ts reports crewman with head injury requiring medical assistance in 18-00N 107-16E at 141030Z…
  14. HYDROPAC 3701/19 · Cable ops2019-11-11 → 2019-11-22
    Cable operations 11 to 21 nov by cableship lodbrog in area within six miles of 18-10.7N 119-17.1E
  15. HYDROPAC 3662/19 · Wrecks2019-11-06 → 2020-07-10
    Dangerous wreck in 14-49N 109-01E
  16. HYDROPAC 3629/19 · Wrecks2019-11-03 → 2022-03-18
    Dangerous wreck in 18-07.61N 106-29.26E
  17. HYDROPAC 3581/19 · Cable ops2019-10-30 → 2019-11-16
    Cable operations 31 oct until further notice by cableship teneo in area bound by 01-09.5N 103-26.9E,…
  18. HYDROPAC 3575/19 · Wrecks2019-10-30 → 2022-03-18
    Dangerous wreck in 02-28S 109-26E
  19. HYDROPAC 3535/19 · Other2019-10-27 → 2019-11-15
    Two persons overboard from F/V bd 97216 ts in 15-40N 115-49E at 261600Z oct
  20. HYDROPAC 3498/19 · Exercises2019-10-23 → 2019-10-24
    Hazardous operations 232300Z to 240400Z oct in area bound by 18-47.81N 105-57.80E, 18-47.95N 106-02.10E,…

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