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
- HYDROPAC 2249/26 · Surveys2026-08-06Survey 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.
- NAVAREA XI 356/26 · Cable ops2026-08-06Seismic survey by vessel PXGEO 2 towing eight 5-mile cables in the southern Gulf of Thailand and South China Sea until 31 December 2026.
- HYDROPAC 2099/26 · Cable ops2026-07-21Cable operations are underway in the East China Sea by the cableship ILE DE RE until further notice; wide berth requested.
- NAVAREA XI 329/26 · Cable ops2026-07-21Cable ship Ile de Re is laying submarine cable in the Taiwan Strait until further notice.
- HYDROPAC 2412/25 · Wrecks2025-09-19Dangerous wreck in South China Sea off Vietnam at 10-22.31N 107-46.96E.
- NAVAREA XI 437/25 · Wrecks2025-09-19Sunken wreck exists in northern South China Sea at 10-22.31N 107-46.96E.
- NAVAREA XI 435/23 · Nav aids2023-12-04The Manila NAVTEX station at 14 degrees 30.3 minutes north, 121 degrees 3.9 minutes east is inoperative until further notice.
- NAVAREA XI 153/20 · Wrecks2020-04-06A yellow observation buoy is reported at 19-20.6N 113-45.9E in the northern South China Sea on 04 Apr.
- NAVAREA XI 664/19 · Wrecks2019-11-21An oil rig is reported to exist in the southern South China Sea at 07-42.1N 107-55.8E.
- NAVAREA XI 132/19 · Wrecks2019-03-07An 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
- NAVAREA XI 132/19 · Wrecks2019-03-07An oil rig is reported at 07-47.5N 108-12.0E in the southern South China Sea, and previous warnings are cancelled.
- NAVAREA XI 664/19 · Wrecks2019-11-21An oil rig is reported to exist in the southern South China Sea at 07-42.1N 107-55.8E.
- NAVAREA XI 153/20 · Wrecks2020-04-06A yellow observation buoy is reported at 19-20.6N 113-45.9E in the northern South China Sea on 04 Apr.
- NAVAREA XI 435/23 · Nav aids2023-12-04The Manila NAVTEX station at 14 degrees 30.3 minutes north, 121 degrees 3.9 minutes east is inoperative until further notice.
- NAVAREA XI 437/25 · Wrecks2025-09-19Sunken 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 ops | 570 | 25% |
| Exercises | 560 | 24% |
| Other | 307 | 13% |
| Derelicts | 303 | 13% |
| Wrecks | 154 | 7% |
| Piracy | 137 | 6% |
| Surveys | 135 | 6% |
| Nav aids | 50 | 2% |
| Missiles | 49 | 2% |
| Containers | 35 | 2% |
| Debris | 13 | 1% |
| Towing | 7 | 0% |
| Volcanic | 1 | 0% |
Archive · 2,311 cancelled
- HYDROPAC 2342/08 · Derelicts2008-11-28 → 2008-12-05Derelict six meter F/V adrift vicinity 21-43.4N 114-50.9E at 280525Z nov
- HYDROPAC 2323/08 · Exercises2008-11-26 → 2008-12-31Gunnery exercises 0100Z to 0900Z daily 01 thru 05, 08 thru 12, 15 thru 19, 22 thru 26 and 29 thru 31 dec…
- HYDROPAC 2300/08 · Cable ops2008-11-23 → 2009-01-01Cable repair operations in progress until 31 dec by M/V cable retriever along tracklines between: a.…
- HYDROPAC 2290/08 · Derelicts2008-11-21 → 2008-11-23Derelict 111 meter barge bulker adrift vicinity of 20-19.5N 115-40.2E at 191210Z nov
- HYDROPAC 2255/08 · Cable ops2008-11-15 → 2008-12-25Cable laying operations 17 nov until further notice by cableship rene descartes vicinity of trackline…
- HYDROPAC 2123/08 · Cable ops2008-10-29 → 2008-12-16Seismic survey in progress until 15 dec by M/V cgg harmattan towing six 6000 meter long cables in area bound…
- HYDROPAC 2118/08 · Exercises2008-10-29 → 2008-11-28Gunnery exercises 0100Z to 0900Z daily 03 thru 07, 10 thru 14, 17 thru 21 and 24 thru 28 nov within 15 miles…
- HYDROPAC 2062/08 · Cable ops2008-10-22 → 2008-11-11Seismic survey in progress until 10 nov by M/V orient explorer towing five mile long cable in area bound by…
- HYDROPAC 2044/08 · Exercises2008-10-19 → 2008-10-24Gunnery exercises 240900Z to 241300Z oct within 15 miles of 22-44.9N 119-35.5E
- HYDROPAC 1966/08 · Exercises2008-10-08 → 2008-10-31Gunnery exercises 0100Z to 0900Z daily 08, 09, 13 thru 17, 20 thru 24 and 27 thru 31 oct within 15 miles of…
- HYDROPAC 1953/08 · Piracy2008-10-05 → 2008-10-19Nga chart 71445 (1ST ed)
- HYDROPAC 1950/08 · Piracy2008-10-05 → 2008-10-19Nga chart 71450 (1ST ed)
- HYDROPAC 1921/08 · Piracy2008-10-01 → 2008-10-15Nga chart 71027 (9TH ed)
- HYDROPAC 1915/08 · Derelicts2008-09-30 → 2008-10-07Derelict M/V yinson power 1 and yinson power 5 adrift vicinity 15-15.47N 110-32.87E on 29 sep
- HYDROPAC 1913/08 · Derelicts2008-09-30 → 2008-10-04Derelict barge adrift vicinity 15-52.0N 110-49.7E at 290430Z sep
- HYDROPAC 1912/08 · Nav aids2008-09-30 → 2008-10-10Nga chart 71033 (31ST ed)
- HYDROPAC 1856/08 · Derelicts2008-09-22 → 2008-09-29Derelict vessel, brown and green hull, adrift in 05-43.4N 110-26.1E
- HYDROPAC 1834/08 · Cable ops2008-09-20 → 2008-10-11Cable laying operations in progress until further notice by cableship rene descartes vicinity of trackline…
- HYDROPAC 1829/08 · Cable ops2008-09-19 → 2008-10-19Seismic survey in progress until 18 oct by M/V mezen towing 8000 meter long cable in area bound by 05-34N…
- HYDROPAC 1814/08 · Cable ops2008-09-17 → 2008-10-16Cable laying operations 19 sep thru 15 oct by cableship fu hai vicinity of trackline joining 19-14.3N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.