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 2459/16 · Other2016-08-17 → 2016-08-21
    F/V dna 90098TS reports crewman requiring medical assistance in 17-20N 113-10E at 161035Z aug
  2. HYDROPAC 2456/16 · Wrecks2016-08-17 → 2016-08-21
    F/V py 97759 ts sank in 13-24N 110-43E at 170240Z aug
  3. HYDROPAC 2398/16 · Other2016-08-11 → 2016-08-21
    Two men overboard from F/V bv 96677TS vicinity 07-50N 107-34E at 080001Z aug
  4. HYDROPAC 2345/16 · Other2016-08-06 → 2016-08-24
    Four persons from F/V BV93187TS abandoned ship in 07-40N 107-15E at 042100Z aug
  5. HYDROPAC 2316/16 · Exercises2016-08-03 → 2016-08-23
    Gunnery exercises 0300Z to 0800Z and 1030Z to 1300Z daily 04, 05, 17, 18 and 23 aug: a. in area between…
  6. HYDROPAC 2284/16 · Cable ops2016-07-29 → 2016-08-17
    Seismic survey in progress until 16 aug by M/V pgs apollo towing ten three mile long cables in area bound by…
  7. HYDROPAC 2264/16 · Exercises2016-07-28 → 2016-08-31
    Gunnery exercises 0001Z to 0900Z daily 01, 05, 08, 12, 15, 19, 22, 25, 26, 29 and 31 aug, 0001Z to 1400Z…
  8. HYDROPAC 2261/16 · Derelicts2016-07-28 → 2016-07-28
    M/V thuan phat 17, disabled and adrift between phong thanh and cua lo (18-50N 105-42E)
  9. HYDROPAC 2256/16 · Exercises2016-07-27 → 2016-08-31
    Gunnery exercises 0001Z to 0900Z daily 01 thru 05, 08 thru 12, 15 thru 19, 22 thru 26 and 29 thru 31 aug: a.…
  10. HYDROPAC 2226/16 · Cable ops2016-07-25 → 2016-08-10
    Seismic survey 260001Z jul to 101200Z aug by M/V phu my 06 towing two mile long cable in area bound by…
  11. HYDROPAC 2206/16 · Wrecks2016-07-23 → 2016-07-24
    Dangerous wreck in 20-43.26N 106-59.07E
  12. HYDROPAC 2151/16 · Piracy2016-07-18 → 2016-07-25
    M/V reports act of piracy vicinity 02-55N 105-19E at 161520Z jul
  13. HYDROPAC 2105/16 · Other2016-07-14 → 2016-08-28
    Oil spill reported vicinity 03-05.3N 104-59.0E at 140015Z jul
  14. HYDROPAC 2068/16 · Wrecks2016-07-09 → 2016-07-09
    F/V qng 90479-TS sank due to collision in 16-06N 113-06E at 090400Z jul
  15. HYDROPAC 2062/16 · Exercises2016-07-08 → 2016-07-12
    Hazardous operations
  16. HYDROPAC 2041/16 · Exercises2016-07-07 → 2016-07-20
    Gunnery exercises 2300Z to 1400Z commencing daily 11, 12, 18 and 19 jul: a. in area between 22-34-54N…
  17. HYDROPAC 1988/16 · Cable ops2016-07-03 → 2016-08-06
    Cable operations in progress until 05 aug by by cableship responder along tracklines between: a. 09-00.08N…
  18. HYDROPAC 1976/16 · Derelicts2016-07-01 → 2016-07-04
    Two derelict barges adrift in 07-04.29N 104-11.43E on 30 jun
  19. HYDROPAC 1958/16 · Piracy2016-06-30 → 2016-07-03
    M/V attacked in 03-00N 105-10E at 281945Z jun
  20. HYDROPAC 1953/16 · Derelicts2016-06-29 → 2016-07-03
    F/V JLADE12 disabled and adrift in 01-49N 104-54E

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