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 1950/17 · Wrecks2017-06-03 → 2017-06-03
    F/V btr 94958 ts aground in 10-54.81N 108-17.64E at 021900Z jun
  2. HYDROPAC 1928/17 · Surveys2017-06-01 → 2017-06-06
    Survey operations in progress until 06 jun by M/V pgs apollo towing ten 8100 meter long cables in area bound…
  3. HYDROPAC 1869/17 · Surveys2017-05-28 → 2017-07-01
    Survey operations in progress until 30 jun by M/V cgg amadeus, towing four 8000 meter long cables in area…
  4. HYDROPAC 1822/17 · Derelicts2017-05-25 → 2017-05-28
    Derelict F/V partially submerged and adrift in 07-21.0N 109-04.2E at 251047Z may
  5. HYDROPAC 1755/17 · Piracy2017-05-19 → 2017-05-26
    M/V attacked in 10-58N 118-15E at 191130Z may
  6. HYDROPAC 1694/17 · Other2017-05-14 → 2017-05-18
    F/V na 97998 ts reports crewman requiring medical assistance in 16-13N 109-59E at 140200Z may
  7. HYDROPAC 1639/17 · Surveys2017-05-09 → 2017-05-31
    Survey operations 11 thru 30 may by M/V pgs apollo towing ten 8100 meter long cables in area bound by…
  8. HYDROPAC 1628/17 · Surveys2017-05-08 → 2017-06-07
    Survey operations 09 may until further notice by M/V polarcus naila towing 12 9000 meter long cables in area…
  9. HYDROPAC 1619/17 · Wrecks2017-05-07 → 2018-09-07
    Dangerous wreck in 20-31.39N 107-01.23E
  10. HYDROPAC 1524/17 · Wrecks2017-04-30 → 2018-09-07
    Dangerous wreck in vicinity 09-55N 107-23E
  11. HYDROPAC 1523/17 · Wrecks2017-04-30 → 2017-04-30
    Dangerous wreck in vicinity 09-55N 107-23E
  12. HYDROPAC 1519/17 · Cable ops2017-04-29 → 2017-05-06
    Cable operations 010200Z may until further notice by cableship lodbrog in vicinity 22-06.3N 114-39.4E
  13. HYDROPAC 1486/17 · Wrecks2017-04-28 → 2017-04-30
    Dangerous wreck in vicinity 09-55N 107-23E
  14. HYDROPAC 1482/17 · Wrecks2017-04-28 → 2017-04-28
    F/V bth 99619 ts sank in vicinity 09-55N 107-23E at 251800Z apr
  15. HYDROPAC 1453/17 · Derelicts2017-04-25 → 2017-04-27
    F/V na 90202 ts disabled and adrift due to damaged propeller in 19-04N 106-44E at 250400Z apr
  16. HYDROPAC 1424/17 · Exercises2017-04-23 → 2017-04-26
    Hazardous operations 250130Z to 250800Z apr, alternate 260130Z to 260800Z apr in area bound by 11-51.4N…
  17. HYDROPAC 1361/17 · Missiles2017-04-18 → 2017-04-20
    Hazardous operations, rocket launching 201100Z to 201300Z apr in areas bound by: a. 14-25-18N 116-28-39E,…
  18. HYDROPAC 1254/17 · Wrecks2017-04-09 → 2018-09-07
    Obstruction in 10-20.35N 107-47.10E
  19. HYDROPAC 1248/17 · Surveys2017-04-08 → 2017-04-14
    Survey operations in progress until 13 apr by M/V pgs apollo towing ten 8100 meter long cables in area bound…
  20. HYDROPAC 1210/17 · Cable ops2017-04-04 → 2017-04-15
    Cable operations 09 thru 14 apr, alternate 15 thru 19 apr by M/V kddi ocean link in area bound by 22-59.2N…

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