Aids-to-navigation notices in the South China Sea

Lights extinguished, buoys off station, RACON/NAVTEX outages.

in force
1
last 12 months
0
vs previous 12 (3)
-100%
since 1999
54

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so 2024–2026 are under-counted.

In force now · 1

  1. NAVAREA XI 435/23in force2023-12-04
    The Manila NAVTEX station at 14 degrees 30.3 minutes north, 121 degrees 3.9 minutes east is inoperative until further notice.
    North Pacific, Philippines and South China Sea

Longest in force

  1. NAVAREA XI 435/23in force2023-12-04 · 992 d
    The Manila NAVTEX station at 14 degrees 30.3 minutes north, 121 degrees 3.9 minutes east is inoperative until further notice.
    North Pacific, Philippines and South China Sea

By year

99
00
01
02
03
05
07
08
10
11
13
14
15
17
18
21
23
24
25

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

Other hazards in the South China Sea

Archive · 53 cancelled

  1. HYDROPAC 1400/252025-05-30 → 2025-12-04
    Tanza light, fl (2) r 10 sec 18 miles, established in 14-22.93N 120-49.28E
    South China Sea · Philippines
  2. HYDROPAC 746/252025-03-23 → 2026-01-16
    South cardinal buoy 01-03.59N 103-38.86E unlit
    South China Sea · Indonesia
  3. HYDROPAC 3572/242024-11-19 → 2025-02-10
    Uscg remote communication facility guam (V) 13-29.00N 114-50.00E mf and hf services unreliable
    South China Sea
  4. HYDROPAC 2692/242024-08-14 → 2024-11-22
    Corregidor island light 14-22.80N 120-34.60E unlit
    South China Sea · Philippines
  5. HYDROPAC 964/242024-03-24 → 2026-08-14
    Radio beacon at Takong Light in Singapore Strait is off air and unlit until further notice.
    Singapore Straight · Malaysia
  6. HYDROPAC 740/242024-03-05 → 2024-03-06
    Uscg remote communication facility guam (V) 13-29.00N 114-50.00E mf, hf and dsc services unreliable 062100Z…
    Western North Pacific · Guam
  7. HYDROPAC 496/242024-02-12 → 2024-03-01
    Palauig light 15-25.80N 119-53.80E unlit
    South China Sea · Philippines
  8. HYDROPAC 126/242024-01-11 → 2026-08-14
    Mahatao light at position 20-24.10 North 121-57.60 East in Luzon Strait, Philippines is unlit.
    Luzon Strait · Philippines
  9. HYDROPAC 3886/232023-12-11 → 2026-08-14
    Radar beacon at South Cardinal Buoy (01-03.61N 103-38.96E) off Indonesia in South China Sea is off air, cancelling notice 3380/23.
    South China Sea · Indonesia
  10. HYDROPAC 3880/232023-12-11 → 2026-08-14
    Racon at south cardinal buoy at 01-03.61N 103-38.96E in South China Sea near Indonesia is temporarily removed.
    South China Sea · Indonesia
  11. HYDROPAC 3822/232023-12-04 → 2026-08-14
    NAVTEX station Manila at 14-30.30N 121-03.90E in the South China Sea, Philippines, is off air.
    South China Sea · Philippines
  12. HYDROPAC 3283/232023-10-15 → 2023-12-11
    RACON at south cardinal buoy 01-03.61N 103-38.96E inoperative
    South China Sea · Indonesia
  13. HYDROPAC 2891/232023-09-08 → 2023-09-10
    NAVTEX station hong kong (l) 22-12.60N 114-15.00E unreliable
    South China Sea · China
  14. HYDROPAC 856/232023-03-14 → 2023-03-19
    Takong isolated danger buoy in 01-05.80N 103-43.70E unlit
    South China Sea · Indonesia
  15. HYDROPAC 484/232023-02-13 → 2023-02-23
    Takong isolated danger buoy 01-05.80N 103-43.70E missing
    South China Sea · Indonesia
  16. HYDROPAC 2397/212021-08-22 → 2021-10-17
    Safe water marks buoy 01-03.0N 103-39.0E unlit
    South China Sea · Indonesia
  17. HYDROPAC 4185/182018-11-22 → 2020-04-10
    Wave energy equipment, marked by four red lights, temporarily established in area bound by 16-51-32N…
    South China Sea
  18. HYDROPAC 3905/182018-10-28 → 2019-01-04
    Tanjung gelang light 03-57.8N 103-26.3E unlit
    South China Sea · Malaysia
  19. HYDROPAC 1071/182018-03-18 → 2018-07-22
    RACON delta buoy 01-03.6N 103-38.9E missing
    South China Sea · Indonesia
  20. HYDROPAC 574/182018-02-11 → 2018-02-18
    South cardinal buoy 01-03.6N 103-38.8E unlit
    South China Sea · Indnesia
  21. HYDROPAC 279/182018-01-21 → 2018-01-28
    South cardinal buoy 01-03.6N 103-38.8E unlit
    South China Sea · Indnesia
  22. HYDROPAC 4168/172017-11-29 → 2018-09-07
    Hon bay canh light 08-40.0N 106-42.4E changed to: fl (3) w 20 sec 212 meters 27 miles
    South China Sea · Vietnam
  23. HYDROPAC 4025/172017-11-19 → 2017-12-28
    South cardinal buoy 01-03.6N 103-38.8E removed
    South China Sea · Indnesia
  24. HYDROPAC 3951/172017-11-15 → 2018-09-07
    Isolated danger buoy established in 13-42.76N 109-14.90E
    South China Sea · Vietnam
  25. HYDROPAC 1965/172017-06-04 → 2017-11-29
    Hon bay canh light 08-40.0N 106-42.4E temporarily changed to: fl (3) w 15 sec 212 meters 17 miles
    South China Sea · Vietnam
  26. HYDROPAC 3985/152015-12-06 → 2015-12-06
    Karang banteng (buffalo rock) buoy 01-03.8N 103-38.8E temporarily removed
    Singapore Strait
  27. HYDROPAC 3620/152015-11-04 → 2016-02-28
    Hon tre light 12-11.6N 109-20.3E temporarily changed to: fl (3) w 10 sec 101 meters 12 miles
    South China Sea · Vietnam
  28. HYDROPAC 2927/152015-09-05 → 2016-02-28
    Hon bay canh light 08-39.9N 106-42.6E temporarily changed to: fl (3) w 15 sec 17 miles
    South China Sea · Vietnam
  29. HYDROPAC 1392/142014-05-14 → 2015-03-04
    Singapore Strait
  30. HYDROPAC 3660/132013-11-26 → 2015-09-07
    Vietnam-southeast coast chart 93440 mui dinh light 11-21.5N 109-01.1E changed to: FL(2+1)W 20 sec 26 miles
  31. HYDROPAC 2812/112011-10-07 → 2015-12-20
    Nga chart 71036 (8TH ed)
    South China Sea · Indonesia
  32. HYDROPAC 2286/112011-08-15 → 2015-08-11
    Nga chart 71265 (4TH ed)
    Malacca Strait
  33. HYDROPAC 664/102010-04-01 → 2010-04-03
    Nga chart 93736 (25TH ed)
    South China Sea · Hong Kong
  34. HYDROPAC 1912/082008-09-30 → 2008-10-10
    Nga chart 71033 (31ST ed)
  35. HYDROPAC 1107/082008-06-11 → 2008-06-12
    Nga chart 71027 (9TH ed)
  36. HYDROPAC 906/082008-05-11 → 2009-01-10
    Nga chart 71027 (9TH ed)
  37. HYDROPAC 529/082008-03-23 → 2009-12-19
    Nga chart 91025 (8TH ed)
  38. HYDROPAC 91/072007-01-15 → 2007-01-19
    Sse of pulau takong buoy 01-05.9N 103-43.4E unlit
  39. HYDROPAC 1722/052005-10-12 → 2005-11-08
    Bethune head light 05-23.6N 115-15.0E unlit
  40. HYDROPAC 1032/052005-06-29 → 2005-08-17
    Royal charlotte reef light 06-57N 113-35E unlit
  41. HYDROPAC 1041/032003-06-18 → 2005-06-29
    Royal charlotte reef light 06-57N 113-35E unlit
  42. HYDROPAC 199/032003-02-03 → 2003-02-10
    RACON at pulau takong buoy 01-05.9N 103-43.4E off air
  43. HYDROPAC 198/032003-02-03 → 2003-02-10
    RACON at phillip channel buoy 01-03.5N 103-38.8E off air
  44. HYDROPAC 40/022002-01-07 → 2002-01-22
    Phillip channel buoy 01-03.6N 103-38.9E unlit and RACON off air
  45. HYDROPAC 927/012001-06-18 → 2002-08-27
    Amianan island light 21-07N 121-57E unlit
  46. HYDROPAC 904/012001-06-14 → 2002-05-03
    Cape bolinao light 16-18.4N 119-47.2E unlit
  47. HYDROPAC 229/012001-02-13 → 2001-02-19
    Takong buoy 01-05.8N 103-43.7E missing
  48. HYDROPAC 228/012001-02-13 → 2001-02-19
    Durain strait south buoy 01-03N 103-39E unlit
  49. HYDROPAC 59/002000-01-12 → 2000-02-07
    Port walcott C1 buoy 20-23.5N 117-25.8E off station and RACON temporarily discontinued
  50. HYDROPAC 1451/991999-12-24 → 2000-01-12
    Port walcott C1 buoy 20-23.5N 117-25.8E off station

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