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 664/10 · Nav aids2010-04-01 → 2010-04-03
    Nga chart 93736 (25TH ed)
  2. HYDROPAC 626/10 · Cable ops2010-03-28 → 2010-06-28
    Seismic survey in progress until further notice by M/V pacific explorer towing eight four mile long cables…
  3. HYDROPAC 616/10 · Exercises2010-03-27 → 2010-04-30
    Gunnery exercises 0100Z to 0900Z daily 01, 02, 06 thru 09, 12 thru 16, 19 thru 23 and 26 thru 30 apr within…
  4. HYDROPAC 587/10 · Surveys2010-03-24 → 2010-03-28
    Survey operations in progress until 05 may by M/V pacific explorer in 05-50N 106-20E
  5. HYDROPAC 586/10 · Piracy2010-03-24 → 2010-04-03
    Two f/v's attacked by pirates in 05-16N 106-30E at 230901Z mar
  6. HYDROPAC 562/10 · Cable ops2010-03-20 → 2010-03-26
    Cable repair operations in progress until 25 mar by cableship lodbrog vicinity 20-20N 120-15E
  7. HYDROPAC 469/10 · Exercises2010-03-11 → 2010-03-19
    Gunnery exercises 150001Z to 150900Z and 190400Z to 190900Z mar within 31 miles of 22-44.9N 119-35.5E
  8. HYDROPAC 461/10 · Cable ops2010-03-10 → 2010-05-11
    Seismic survey in progress until 10 may by M/V laut timur in area bound by 12-12-13N 118-29-59E, 11-05-57N…
  9. HYDROPAC 357/10 · Exercises2010-02-24 → 2010-03-31
    Gunnery exercises 0100Z to 0900Z daily 01 thru 05, 08 thru 12, 15 thru 19, 22 thru 26 and 29 thru 31 mar…
  10. HYDROPAC 343/10 · Derelicts2010-02-22 → 2010-02-25
    Derelict F/V adrift in 13-38.0N 112-03.4E at 220115Z feb
  11. HYDROPAC 315/10 · Exercises2010-02-17 → 2010-02-26
    Gunnery exercises 0100Z to 0900Z daily 22 thru 26 feb within 15 miles of 22-44.9N 119-35.5E
  12. HYDROPAC 295/10 · Piracy2010-02-15 → 2010-02-19
    M/V asta towing barge suspected hijacked on 05 feb
  13. HYDROPAC 291/10 · Piracy2010-02-14 → 2010-02-15
    M/V asta towing barge suspected hijacked on 05 feb
  14. HYDROPAC 248/10 · Cable ops2010-02-08 → 2010-02-16
    Cable repair operations in progress until 15 feb by cableship lodbrog vicinity 17-18.3N 119-19.9E
  15. HYDROPAC 238/10 · Cable ops2010-02-05 → 2010-03-01
    Seismic survey 08 thru 28 feb by M/V northern prince in area bound by 08-52.7N 117-06.0E, 08-58.0N…
  16. HYDROPAC 230/10 · Cable ops2010-02-03 → 2010-05-01
    Seismic survey in progress until 30 apr by M/V ramform explorer in area bound by 08-45-31N 116-43-58E,…
  17. HYDROPAC 227/10 · Cable ops2010-02-03 → 2010-02-08
    Cable repair operations in progress until 13 feb by cableship lodbrog vicinity 19-45.3N 121-40.3E
  18. HYDROPAC 153/10 · Exercises2010-01-27 → 2010-02-12
    Gunnery exercises 0100Z to 0900Z daily 01 thru 05 and 08 thru 12 feb within 15 miles of 22-44.9N 119-35.5E
  19. HYDROPAC 66/10 · Piracy2010-01-14 → 2010-01-23
    M/V attacked in 10-15.2N 107-04.5E at 111905Z jan
  20. HYDROPAC 30/10 · Wrecks2010-01-07 → 2010-09-05
    Nga chart 71265 (4TH ed)

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