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 2730/15 · Cable ops2015-08-17 → 2015-09-07
    Cable repair operations 18 aug thru 01 sep, alternate 02 thru 06 sep by M/V kddi ocean link in areas bound…
  2. HYDROPAC 2690/15 · Towing2015-08-14 → 2015-08-26
    Geophysical operations 15 thru 25 aug by M/V fugro equinox towing 1500 meter long cable in areas bound by:…
  3. HYDROPAC 2689/15 · Cable ops2015-08-14 → 2015-09-03
    Pipeline repair operations in progress until 02 sep by M/V mya in: a. 10-19.53N 107-17.95E
  4. HYDROPAC 2688/15 · Exercises2015-08-14 → 2015-09-30
    Gunnery exercises 0001Z to 1400Z daily 19, 20, 31 aug, 01, 15, 17, 22, 24 and 29 sep, 0001Z to 0900Z daily…
  5. HYDROPAC 2680/15 · Other2015-08-14 → 2015-08-17
    200 meter long orange and black hose adrift vicinity 17-12.7N 117-39.0E at 140215Z aug
  6. HYDROPAC 2677/15 · Other2015-08-14 → 2015-08-15
    F/V dna 90426-TS reports crewman requiring medical assistance in 15-48N 113-01E at 132340Z aug
  7. HYDROPAC 2628/15 · Other2015-08-11 → 2015-08-13
    F/V qna 91719-TS reports crewman requiring medical assistance in 15-20N 113-43E at 060100Z aug
  8. HYDROPAC 2570/15 · Derelicts2015-08-06 → 2015-08-22
    F/V bd 97179 ts disabled and adrift in 16-49N 108-40E at 051900Z aug
  9. HYDROPAC 2491/15 · Exercises2015-07-29 → 2015-08-31
    Gunnery exercises 0001Z to 1400Z daily 03 thru 05 aug, 0001Z to 0900Z daily 06, 07, 10 thru 14, 17 thru 21,…
  10. HYDROPAC 2482/15 · Cable ops2015-07-29 → 2015-09-08
    Pipeline operations in progress until 30 oct by M/V kreuz installer along trackline joining 08-33.6N…
  11. HYDROPAC 2476/15 · Cable ops2015-07-28 → 2015-08-31
    Seismic survey in progress until 30 aug by vessel towing six 6000 meter long cables in area bound by 17-46N…
  12. HYDROPAC 2447/15 · Other2015-07-26 → 2015-07-29
    500 meter long orange boom adrift in 15-04.4N 119-08.6E at 260100Z jul
  13. HYDROPAC 2424/15 · Other2015-07-24 → 2015-07-27
    200 meter long pipe adrift vicinity 16-17.3N 113-19.6E at 240944Z jul
  14. HYDROPAC 2385/15 · Exercises2015-07-21 → 2015-08-31
    Gunnery exercises 0001Z to 0900Z daily 20 thru 24, 27 thru 31 jul, 03 thru 07, 10 thru 14, 17 thru 21, 24…
  15. HYDROPAC 2383/15 · Surveys2015-07-21 → 2015-08-16
    Survey operations 23 jul thru 15 aug by M/V fugro equinox in area bound by 08-11.22N 108-41.08E, 07-55.46N…
  16. HYDROPAC 2382/15 · Surveys2015-07-21 → 2015-08-16
    Survey operations in progress until 15 aug by M/V egs surveyor along tracklines between: a. 08-57.81N…
  17. HYDROPAC 2381/15 · Cable ops2015-07-20 → 2015-09-15
    Pipeline repair operations in progress until 14 sep by M/V discovery 01 along trackline joining 09-45.73N…
  18. HYDROPAC 2353/15 · Cable ops2015-07-17 → 2015-07-31
    Pipeline repair operations in progress until 30 jul along trackline between 09-37.7N 108-00.3E and 08-33.7N…
  19. HYDROPAC 2318/15 · Exercises2015-07-14 → 2015-07-22
    Gunnery exercises 2300Z to 1400Z commencing daily 14, 15, 20 and 21 jul: a. in area between 22-34-54N…
  20. HYDROPAC 2303/15 · Derelicts2015-07-12 → 2015-07-27
    Derelict M/V hai truong 36 aground in 10-29.3N 107-49.7E

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