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 1165/01 · Other2001-07-23 → 2001-07-24
    Vessel explosion and fire in 09-28N 107-14E at 231356Z jul
  2. HYDROPAC 1164/01 · Other2001-07-23 → 2001-07-24
    Vessel suffered an explosion and fire in 09-28N 107-14E at 231356Z jul
  3. HYDROPAC 1144/01 · Cable ops2001-07-19 → 2001-08-13
    Seismic survey 20 jul thru 25 aug by M/V orient explorer towing three mile long cable in area bound by…
  4. HYDROPAC 1140/01 · Cable ops2001-07-19 → 2001-07-19
    Seismic survey 20 jul thru 30 aug by M/V orient explorer towing three mile long cable in area bound by…
  5. HYDROPAC 1120/01 · Cable ops2001-07-15 → 2001-07-27
    Submarine cable operations in progress until further notice by cableship fresnel along trackline joining…
  6. HYDROPAC 1072/01 · Derelicts2001-07-09 → 2001-07-10
    Derelict 85 meter barge adrift in 16-51N 116-28E at 042315Z jul
  7. HYDROPAC 1052/01 · Cable ops2001-07-06 → 2001-08-04
    Underwater cable operations in progress until further notice by M/V rt rednet vicinity of trackline joining…
  8. HYDROPAC 1030/01 · Cable ops2001-07-03 → 2001-07-08
    Cable laying operations 08 jul until further notice by cableship fresnel vicinity of tracklines joining: a.…
  9. HYDROPAC 1008/01 · Cable ops2001-06-29 → 2001-06-30
    Seismic survey in progress until 292359Z jun by M/V sagar sandhani towing 3.2 mile long cable vicinity…
  10. HYDROPAC 990/01 · Cable ops2001-06-27 → 2001-06-30
    Submarine cable operations in progress until 292300Z jun by cableship oceanic princess vicinity of trackline…
  11. HYDROPAC 969/01 · Cable ops2001-06-25 → 2001-08-28
    Seismic survey in progress until further notice by M/V geco beta towing three mile long cable in area bound…
  12. HYDROPAC 964/01 · Cable ops2001-06-24 → 2001-06-25
    Seismic survey in progress until further notice by M/V geco beta towing three mile long cable in area bound…
  13. HYDROPAC 956/01 · Cable ops2001-06-23 → 2001-07-24
    Seismic survey in progress until further notice by M/V geco eagle towing four mile long cable in area bound…
  14. HYDROPAC 944/01 · Cable ops2001-06-21 → 2001-10-01
    Cable laying operation in progress until 30 sep vicinity of tracklines joining: a. 21-45.6N 113-53.4E,…
  15. HYDROPAC 927/01 · Nav aids2001-06-18 → 2002-08-27
    Amianan island light 21-07N 121-57E unlit
  16. HYDROPAC 904/01 · Nav aids2001-06-14 → 2002-05-03
    Cape bolinao light 16-18.4N 119-47.2E unlit
  17. HYDROPAC 843/01 · Cable ops2001-06-01 → 2001-06-23
    Seismic survey in progress until 30 jun by M/V geco eagle towing four mile long cable in area bound by…
  18. HYDROPAC 792/01 · Cable ops2001-05-24 → 2001-05-27
    Cable laying operations in progress until 271200Z may by cableship maersk reliance along trackline joining…
  19. HYDROPAC 729/01 · Derelicts2001-05-13 → 2001-05-20
    30 meter barge adrift vicinity 22-25N 117-45E
  20. HYDROPAC 643/01 · Surveys2001-04-28 → 2001-06-02
    Survey operations in progress until further notice by M/V geco eagle towing four mile long cable in area…

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