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 2149/19 · Exercises2019-07-01 → 2019-07-04
    Gunnery exercises 030330Z to 030830Z and 031130Z to 031530Z, alternate 040330Z to 040830Z and 041130Z to…
  2. HYDROPAC 2113/19 · Other2019-06-28 → 2019-06-30
    F/V qb 93274 reports crewman requiring medical assistance in 17-53N 108-03E at 281600Z jun
  3. HYDROPAC 2091/19 · Cable ops2019-06-27 → 2019-07-07
    Cable operations in progress until 06 jul by cableship northern endeavor in vicinity of trackline joining…
  4. HYDROPAC 2083/19 · Cable ops2019-06-26 → 2019-07-06
    Cable operations in progress until 05 jul by cableship ile de re in vicinity 02-37.5N 104-50.4E
  5. HYDROPAC 2060/19 · Derelicts2019-06-24 → 2019-06-26
    F/V bd 97874TS, disabled and adrift due to engine failure in 12-37N 110-13E at 241045Z jun
  6. HYDROPAC 2044/19 · Exercises2019-06-23 → 2019-06-28
    Hazardous operations in areas bound by: a. 250500Z to 251700Z and 252300Z to 260500Z, alternate 260500Z to…
  7. HYDROPAC 2041/19 · Wrecks2019-06-22 → 2022-03-18
    Dangerous wreck in 20-42.3N 107-05.5E
  8. HYDROPAC 2032/19 · Exercises2019-06-21 → 2019-06-26
    Hazardous operations 230200Z to 231700Z, 240600Z to 241000Z and 251100Z to 251700Z, alternate 240200Z to…
  9. HYDROPAC 2002/19 · Surveys2019-06-19 → 2019-06-28
    Survey operations 20 thru 27 jun by M/V ptsc surveyor in 08-21.1N 108-42.5E
  10. HYDROPAC 1998/19 · Exercises2019-06-19 → 2019-06-25
    Gunnery exercises 24 jun in area bound by 14-17.9N 120-21.7E, 14-13.4N 120-21.6E, 14-14.3N 120-16.8E,…
  11. HYDROPAC 1993/19 · Other2019-06-18 → 2019-07-05
    Four persons overboard from F/V kg 91752 at 171500Z jun in 08-08N 104-40E
  12. HYDROPAC 1978/19 · Exercises2019-06-17 → 2019-06-17
    Gunnery exercise in progress until 171700Z jun in area bound by 15-52.42N 108-37.50E, 15-52.42N 108-44.50E,…
  13. HYDROPAC 1956/19 · Derelicts2019-06-15 → 2019-06-18
    Derelict M/V diamond highway adrift in 12-38N 117-10E at 151800Z jun
  14. HYDROPAC 1888/19 · Exercises2019-06-10 → 2019-06-12
    Gunnery exercises 110920Z to 111240Z jun, alternate 120920Z to 121240Z jun in area bound by 12-00N 109-20E,…
  15. HYDROPAC 1882/19 · Exercises2019-06-09 → 2019-06-12
    Hazardous operations 092200Z to 101600Z jun, alternate 11 jun in area bound by 10-10.00N 108-53.40E,…
  16. HYDROPAC 1872/19 · Other2019-06-08 → 2019-06-28
    F/V qt 90352 ts reports crewman requiring medical assistance in 17-32N 108-10E
  17. HYDROPAC 1828/19 · Exercises2019-06-04 → 2019-06-17
    South china sea
  18. HYDROPAC 1816/19 · Exercises2019-06-04 → 2019-06-06
    Gunnery exercises 050800Z to 051000Z and 060100Z to 060400Z jun in area bound by 17-09.40N 107-20.70E,…
  19. HYDROPAC 1766/19 · Exercises2019-05-29 → 2019-06-13
    Gunnery exercises: a. 03 jun in area between 06-26-00N 06-36-00N and 122-30-00E 122-40-00E
  20. HYDROPAC 1702/19 · Exercises2019-05-22 → 2019-05-25
    Hazardous operations 222300Z to 231330Z may, alternate 242300Z to 251330Z may in areas bound by: k.…

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