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 3004/15 · Other2015-09-12 → 2015-09-14
    Three men overboard from F/V bd 91012 ts vicinity 14-02N 109-45E at 111300Z sep
  2. HYDROPAC 2952/15 · Cable ops2015-09-08 → 2016-01-01
    Pipeline operations in progress until 31 dec along trackline joining 08-33.6N 108-46.7E, 08-28.0N 108-38.6E,…
  3. HYDROPAC 2927/15 · Nav aids2015-09-05 → 2016-02-28
    Hon bay canh light 08-39.9N 106-42.6E temporarily changed to: fl (3) w 15 sec 17 miles
  4. HYDROPAC 2884/15 · Other2015-09-01 → 2015-09-04
    100 meter long orange oil boom adrift in 18-48N 118-29E at 010808Z sep
  5. HYDROPAC 2875/15 · Exercises2015-08-30 → 2015-09-08
    Gunnery exercises 0120Z to 0400Z daily 04 and 08 sep: a. in area between 22-35N 22-55N and 119-25E 119-45E
  6. HYDROPAC 2856/15 · Derelicts2015-08-28 → 2015-08-29
    Derelict vessel bv 95568 ts adrift vicinity 10-52.7N 109-03.0E
  7. HYDROPAC 2848/15 · Derelicts2015-08-28 → 2015-08-31
    Derelict F/V bv 95568TS adrift vicinity 10-52.7N 109-03.0E
  8. HYDROPAC 2837/15 · Other2015-08-28 → 2015-08-29
    Navigation prohibited until 290900Z aug in area bound by 10-14.4N 107-04.6E, 10-21.9N 107-11.1E, 10-04.5N…
  9. HYDROPAC 2835/15 · Other2015-08-27 → 2015-08-29
    Navigation prohibited until 290900Z aug in area bound by 10-14.44N 107-04.61E, 10-21.94N 107-11.11E,…
  10. HYDROPAC 2833/15 · Exercises2015-08-27 → 2015-09-30
    Gunnery exercises 0001Z to 0900Z daily 01 thru 04, 07 thru 11, 14 thru 18, 21 thru 25 and 29 thru 30 sep: a.…
  11. HYDROPAC 2797/15 · Cable ops2015-08-24 → 2015-11-01
    Seismic survey in progress until 31 oct by vessel towing six 6000 meter long cables in area bound by 19-30N…
  12. HYDROPAC 2796/15 · Cable ops2015-08-24 → 2015-09-21
    Seismic survey in progress until 20 sep by vessel towing ten 6000 meter long cables in area bound by 18-22N…
  13. HYDROPAC 2794/15 · Cable ops2015-08-24 → 2015-09-01
    Seismic survey in progress until 10 sep by M/V pgs apollo towing eight 6000 meter long cables in area bound…
  14. HYDROPAC 2793/15 · Other2015-08-24 → 2015-08-25
    F/V dna 90569-TS reports crewman requiring medical assistance in 17-40N 112-20E at 232100Z aug
  15. HYDROPAC 2773/15 · Piracy2015-08-21 → 2015-08-28
    M/V reports act of piracy vicinity 01-04N 103-36E at 192235Z aug
  16. HYDROPAC 2763/15 · Cable ops2015-08-20 → 2015-09-23
    Cable repair operations 22 aug thru 22 sep by cableship lodbrog in areas bound by: a. 20-39.0N 120-28.7E,…
  17. HYDROPAC 2759/15 · Cable ops2015-08-20 → 2015-10-01
    Cable repair operations in progress until 30 sep by cableship cable retriever in area bound by 21-36.2N…
  18. HYDROPAC 2758/15 · Cable ops2015-08-20 → 2015-10-01
    Cable repair operations in progress until 30 sep by cableship durable in areas bound by: a. 21-20-39.4N…
  19. HYDROPAC 2753/15 · Cable ops2015-08-19 → 2015-09-18
    Seismic survey 20 aug thru 17 sep by M/V cgg amadeus towing eight 6000 meter long cables in area bound by…
  20. HYDROPAC 2737/15 · Other2015-08-18 → 2015-09-19
    Platform under construction until 18 sep in 05-08.1N 104-58.8E

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