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 33/16 · Other2016-01-06 → 2016-01-07
    F/V qng 94369TS reports crewman requiring medical assistance in 14-23N 113-14E at 052100Z jan
  2. HYDROPAC 12/16 · Other2016-01-03 → 2016-01-03
    Men overboard from F/V in 20-41.67N 106-56.95E at 031210Z jan
  3. HYDROPAC 4215/15 · Exercises2015-12-27 → 2016-01-07
    Gunnery exercises 0001Z to 0900Z daily 01, 04 thru 08, 11 thru 15, 18 thru 22 and 25 thru 29 jan 16: a. in…
  4. HYDROPAC 4165/15 · Cable ops2015-12-23 → 2016-01-05
    Cable repair operations in progress until 04 jan 16 by cableship lodbrog in area bound by 16-21.1N…
  5. HYDROPAC 4159/15 · Derelicts2015-12-22 → 2015-12-23
    Derelict 67 meter barge adrift in 20-32.9N 119-32.6E at 220832Z dec
  6. HYDROPAC 4134/15 · Derelicts2015-12-19 → 2015-12-19
    50 foot S/V crescendo, white hull, disabled and anchored due to engine trouble in 00-20N 104-53E
  7. HYDROPAC 3985/15 · Nav aids2015-12-06 → 2015-12-06
    Karang banteng (buffalo rock) buoy 01-03.8N 103-38.8E temporarily removed
  8. HYDROPAC 3959/15 · Exercises2015-12-03 → 2015-12-31
    Gunnery exercises 0001Z to 1400Z daily 03, 08, 10, 15, 17, 22, 24, 29 and 31 dec, 0001Z to 1000Z daily 04,…
  9. HYDROPAC 3938/15 · Derelicts2015-12-01 → 2015-12-04
    Derelict lifeboat fortune life, orange hull, adrift in 16-16.0N 117-44.1E at 011015Z dec
  10. HYDROPAC 3925/15 · Exercises2015-11-30 → 2015-12-08
    Hazardous operations
  11. HYDROPAC 3893/15 · Exercises2015-11-26 → 2015-12-31
    Gunnery exercises 0001Z to 0900Z daily 01 thru 04, 07 thru 11, 14 thru 18, 21 thru 25 and 28 thru 31 dec: a.…
  12. HYDROPAC 3885/15 · Cable ops2015-11-26 → 2015-12-04
    Cable operations 280600Z nov to 032359Z dec by cableship lodbrog within ten miles of 20-30N 114-30E
  13. HYDROPAC 3879/15 · Exercises2015-11-25 → 2015-12-04
    Hazardous operations
  14. HYDROPAC 3769/15 · Other2015-11-17 → 2015-11-22
    Vessel requesting assistance in 06-59.20N 112-25.26E at 170712Z nov
  15. HYDROPAC 3757/15 · Debris2015-11-16 → 2015-11-19
    15 meter long log adrift in 16-44.8N 117-18.7E
  16. HYDROPAC 3670/15 · Exercises2015-11-10 → 2015-11-15
    Gunnery exercises 2300Z to 0300Z commencing daily 11 and 14 nov in areas bound by: a. 10-36.17N 107-38.50E,…
  17. HYDROPAC 3620/15 · Nav aids2015-11-04 → 2016-02-28
    Hon tre light 12-11.6N 109-20.3E temporarily changed to: fl (3) w 10 sec 101 meters 12 miles
  18. HYDROPAC 3570/15 · Derelicts2015-10-30 → 2015-10-31
    F/V NA94090 ts disabled and adrift in 19-07N 106-40E at 300130Z oct
  19. HYDROPAC 3559/15 · Wrecks2015-10-29 → 2018-02-01
    Dangerous wreck in 17-08.8N 107-20.5E
  20. HYDROPAC 3547/15 · Exercises2015-10-28 → 2015-10-31
    Gunnery exercises 0001Z to 0900Z daily 02 thru 06, 09 thru 13, 16 thru 20, 23 thru 27 and 30 nov: a. 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.