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 1965/10 · Cable ops2010-09-26 → 2010-11-16
    Seismic survey in progress until 15 nov by M/V wg cook towing 9000 meter long cables in area bound by 06-15N…
  2. HYDROPAC 1954/10 · Cable ops2010-09-24 → 2010-11-02
    Seismic survey 29 sep thru 01 nov by M/V viking II in area bound by 14-37.8N 109-28.3E, 14-39.3N 109-49.9E,…
  3. HYDROPAC 1939/10 · Exercises2010-09-22 → 2010-10-22
    Gunnery exercises 0001Z to 0300Z, 0600Z to 0800Z daily 27 sep thru 01 oct, 04 thru 08, 11 thru 15, 18 thru…
  4. HYDROPAC 1931/10 · Cable ops2010-09-22 → 2010-09-28
    Seismic survey in progress until 27 sep by M/V viking II in area bounded by 09-22.2N 108-55.3E, 09-22.1N…
  5. HYDROPAC 1922/10 · Wrecks2010-09-21 → 2011-10-01
    Nga chart 71027 (9TH ed)
  6. HYDROPAC 1863/10 · Piracy2010-09-14 → 2010-09-28
    Attempted pirate attack reported in 02-00.5N 109-04.4E at 091410Z sep
  7. HYDROPAC 1857/10 · Exercises2010-09-13 → 2010-09-30
    Gunnery exercises 0100Z to 0900Z daily 13 thru 15, 20, 21, 27 thru 30 and 160001Z to 160900Z sep: a. in area…
  8. HYDROPAC 1853/10 · Cable ops2010-09-12 → 2010-10-13
    Seismic survey in progress until 12 oct by M/V ramform sterling towing 6000 meter long cable in areas bound…
  9. HYDROPAC 1844/10 · Piracy2010-09-11 → 2010-09-18
    Pirate attack reported in 01-55N 109-05E at 101630Z sep
  10. HYDROPAC 1842/10 · Exercises2010-09-11 → 2010-09-13
    Gunnery exercises 160001Z to 160900Z sep: a. in area between 22-34.9N 22-54.9N and 119-25.5E 119-45.5E
  11. HYDROPAC 1813/10 · Piracy2010-09-08 → 2010-09-18
    Attempted pirate attack reported in 03-08.9N 105-25.2E at 011501Z sep
  12. HYDROPAC 1810/10 · Piracy2010-09-07 → 2010-09-07
    M/V attacked in 06-07.7N 112-26.4E at 051140Z sep
  13. HYDROPAC 1805/10 · Cable ops2010-09-06 → 2010-12-01
    Seismic survey in progress until 30 nov by M/V geowave voyager towing ten 8000 meter long cables in area…
  14. HYDROPAC 1801/10 · Towing2010-09-06 → 2010-10-23
    81 meter M/V prospaq asia, towing 23 meter barge hako, unreported cambodia to singapore (01-17.0N 103-50.0E)
  15. HYDROPAC 1800/10 · Cable ops2010-09-06 → 2010-09-26
    Seismic survey in progress until 25 sep by M/V nordic energy towing 10000 meter long cable in area bound by…
  16. HYDROPAC 1796/10 · Piracy2010-09-06 → 2010-09-20
    Attempted pirate attack reported in 06-07.7N 112-26.4E at 051240Z sep
  17. HYDROPAC 1795/10 · Piracy2010-09-06 → 2010-09-20
    Vessel attacked in 03-14.2N 105-17.2E at 041905Z sep
  18. HYDROPAC 1790/10 · Piracy2010-09-05 → 2010-09-19
    Vessel attacked in 03-14.2N 105-17.2E at 041905Z sep
  19. HYDROPAC 1788/10 · Piracy2010-09-05 → 2010-09-05
    Vessel attacked in 03-18N 105-19E at 041930Z sep
  20. HYDROPAC 1774/10 · Piracy2010-09-02 → 2010-09-11
    Vessel attacked in 03-14.3N 105-19.6E at 311800Z aug

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