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 715/06 · Exercises2006-04-20 → 2006-04-27
    Hazardous operations 0100Z to 1000Z daily 25 thru 27 apr within 2000 meters of 02-07.3N 104-15.0E
  2. HYDROPAC 643/06 · Exercises2006-04-11 → 2006-04-18
    Gunnery exercises 0100Z to 1000Z daily 16 thru 18 apr within 2000 meters of 02-07.3N 105-15.0E
  3. HYDROPAC 623/06 · Exercises2006-04-09 → 2006-04-20
    Hazardous operations 0000Z to 0900Z daily 14 and 17 thru 20 apr in area bound by 22-35N 120-15E, 22-35N…
  4. HYDROPAC 359/06 · Piracy2006-03-04 → 2006-03-06
    Piracy attack reported in 00-54.3N 105-53.2E at 021455Z mar
  5. HYDROPAC 336/06 · Cable ops2006-03-01 → 2006-03-15
    Cable operations in progress until 14 mar by cableship asean restorer vicinity 04-05N 104-05E
  6. HYDROPAC 269/06 · Cable ops2006-02-20 → 2006-03-02
    Cable repair operations 22 feb thru 03 mar, alternate 04 thru 06 mar by M/V kdd ocean link in area bound by…
  7. HYDROPAC 199/06 · Containers2006-02-05 → 2006-02-12
    Container adrift in 17-08N 116-51E at 050700Z feb
  8. HYDROPAC 166/06 · Containers2006-01-30 → 2006-02-06
    Container adrift vicinity 18-05.9N 117-16.7E at 300855Z jan
  9. HYDROPAC 154/06 · Containers2006-01-29 → 2006-02-04
    Container adrift vicinity 18-21.8N 117-49.4E at 282338Z jan
  10. HYDROPAC 5/06 · Other2006-01-02 → 2006-02-15
    M/V maznah, engine trouble due to insufficient fuel oil, last known position 15-30N 115-38E at 260200Z dec
  11. HYDROPAC 2142/05 · Containers2005-12-15 → 2005-12-22
    Seven containers adrift vicinity 16-28.5N 118-25.6E
  12. HYDROPAC 2080/05 · Derelicts2005-12-07 → 2005-12-14
    Derelict 60 foot F/V white hull, adrift vicinity 14-56.5N 117-35.1E at 061200Z dec
  13. HYDROPAC 2017/05 · Wrecks2005-12-01 → 2007-02-01
    Dangerous wreck vicinity 02-05.1S 108-58.9E
  14. HYDROPAC 2014/05 · Wrecks2005-11-30 → 2005-12-01
    Dangerous wreck vicinity 00-05.1S 108-58.9E
  15. HYDROPAC 1930/05 · Surveys2005-11-19 → 2005-12-02
    Underwater operations in progress until further notice vicinity 01-25.3N 104-29.3E
  16. HYDROPAC 1876/05 · Cable ops2005-11-08 → 2005-11-16
    Seismic survey in progress until 15 nov by M/V teknik perdana towing 1500 meter long cable in areas bound…
  17. HYDROPAC 1861/05 · Surveys2005-11-05 → 2005-11-06
    Underwater operations in progress until 061100Z nov vicinity 01-25.14N 104-29.14E
  18. HYDROPAC 1791/05 · Cable ops2005-10-25 → 2006-07-01
    Seismic survey in progress until 30 jun 06 by M/V nan hai 502 in area bound by 08-55N 117-00E, 08-55N…
  19. HYDROPAC 1722/05 · Nav aids2005-10-12 → 2005-11-08
    Bethune head light 05-23.6N 115-15.0E unlit
  20. HYDROPAC 1713/05 · Wrecks2005-10-11 → 2005-12-09
    12 meter depth reported in 01-04.1S 106-49.0E

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