South China Sea — navigational notices and warnings

Active navigational warnings and latest chart corrections for the South China Sea region, grouped by port.

Active warnings

• 3390/2023 — 71,72. JAVA SEA. MAKASSAR STRAIT. INDONESIA. DNC 04. CABLE OPERATIONS 27 OCT UNTIL FURTHER NOTICE BY CABLESHIP ILE DE RE IN VICINITY OF TRACKLINE JOINING 01-49.53S 118-32.18E, 02-18.48S 118-26.90E, 03-16.52S 118-40.25E, 04-58.45S 117-27.37E, 04-38.56S 116-26.41E, 05-03.47S 113-10.98E, 04-50.35S 110-13.71E,
• 3822/2023 — 91. SOUTH CHINA SEA. PHILIPPINES. DNC 11. NAVTEX STATION MANIRA (J) 14-30.30N 121-03.90E OFF AIR.
• 3880/2023 — 71. SOUTH CHINA SEA. INDONESIA. DNC 03. 1. RACON AT SOUTH CARDINAL BUOY 01-03.61N 103-38.96E TEMPORARILY REMOVED. 2. CANCEL HYDROPAC 3283/23.
• 3886/2023 — 71. SOUTH CHINA SEA. INDONESIA. DNC 03. 1. RACON AT SOUTH CARDINAL BUOY 01-03.61N 103-38.96E OFF AIR. 2. CANCEL HYDROPAC 3380/23.
• 3977/2023 — 92. SIBUYAN SEA. PHILIPPINES. DNC 11. SIMARA ISLAND LIGHT 12-47.90N 122-01.20E UNLIT.
• 126/2024 — 91. LUZON STRAIT. PHILIPPINES. DNC 23. MAHATAO LIGHT 20-24.10N 121-57.60E UNLIT.
• 334/2024 — 91,93. SOUTH CHINA SEA. PHILIPPINES. DNC 23. CABLE OPERATIONS 29 JAN UNTIL FURTHER NOTICE BY CABLESHIP FU HAI ALONG TRACKLINE JOINING 18-22.26N 116-43.53E, 18-21.25N 116-53.85E, 18-20.66N 116-58.68E, 18-25.18N 117-14.96E, 18-31.21N 117-26.04E, 18-37.15N 117-29.61E, 18-47.35N 117-45.34E, 19-01.64N 118-30.05
• 894/2024 — 91,92. SIBUYAN SEA. SOUTH CHINA SEA. SULU SEA. PHILIPPINES. DNC 11. 1. PIPELINE OPERATIONS IN PROGRESS UNTIL FURTHER NOTICE IN VICINITY OF TRACKLINE JOINING 11-38.57N 118-54.38E 11-37.75N 118-58.07E 11-36.13N 119-00.28E 11-29.25N 119-09.63E 11-40.18N 119-42.99E 11-37.71N 119-56.63E 11-33.24N
• 964/2024 — 71. SINGAPORE STRAIGHT. MALAYSIA. DNC 03. RADIO BEACON AT TAKONG LIGHT 01-05.90N 103-43.25E OFF AIR AND UNLIT UNTIL FURTHER NOTICE.
• 1262/2024 — 71. SOUTH CHINA SEA. INDONESIA. DNC 11. TUG JTN 2012 AND BARGE CEL 203 UNREPORTED. LAST KNOWN POSITION IN VICINITY 00-14.86N 105-53.86E ON 15 APR. VESSELS IN VICINITY REQUESTED TO KEEP A SHARP LOOKOUT, ASSIST IF POSSIBLE. REPORTS TO MRCC SINGAPORE, PHONE: 656 226 5539, EMAIL: POCC@MPA.GOV.SG.

Latest chart corrections

• 4838 — chart 3721. Chart 3721 [ previous update New Edition 23/07/2026 ] WGS84 DATUM Insert the accompanying block, centred on: 0° 16´·9S., 109° 03´·7E.
• 4838 — chart 2870. Chart 2870 [ previous update 4793/26 ] WGS84 DATUM Move ¶ Fl(3)15s12M, from: 0° 16´·7S., 109° 04´·4E. to: 0° 16´·5S., 109° 02´·9E.
• 4838 — chart 1312. Chart 1312 [ previous update 4793/26 ] WGS84 DATUM Move ¶ Fl(3)15s12M, from: 0° 16´·7S., 109° 04´·4E. to: 0° 16´·5S., 109° 02´·9E.
• 4885 — chart 1555. Chart 1555 [ previous update 4737/26 ] CGCS 2000 DATUM Delete GoYFl(2)5s L1 20° 56´·5N., 111° 58´·8E.
• 4883 — chart 3883. Chart 3883 (Panel, Baie de Nha Trang) [ previous update 4833/26 ] WGS84 DATUM Insert coastline, single firm line, joining: (a) 12° 12´·03N., 109° 13´·08E. (b) 12° 12´·02N., 109° 13´·11E. (c) 12° 12´·00N., 109° 13´·12E. (d) 12° 11´·95N., 109° 13´·09E. (e) 12° 11´·92N., 109° 13´·07E. (f) 12° 1
• 4878 — chart 3989. Chart 3989 [ previous update 3794/26 ] WGS84 DATUM Insert . 18° 31´·6N., 105° 55´·9E. 18° 30´·8N., 105° 54´·9E. 16° 37´·0N., 107° 39´·4E. 16° 36´·4N., 107° 43´·4E. 16° 35´·8N., 107° 42´·3E.
• 4878 — chart 3988. Chart 3988 [ previous update 4203/26 ] WGS84 DATUM Insert . 16° 37´·0N., 107° 39´·4E. 16° 35´·8N., 107° 42´·3E. 16° 36´·4N., 107° 43´·4E. 16° 31´·3N., 107° 48´·4E.
• 4878 — chart 3488. Chart 3488 (INT 552) [ previous update 4203/26 ] WGS84 DATUM Insert . 16° 35´·8N., 107° 42´·3E. 16° 31´·3N., 107° 48´·4E. Wk42/26 II 2.32
• 4854 — chart 3990. Chart 3990 [ previous update 4516/26 ] WGS84 DATUM Insert ¶ Fl(5)15s30m15M 19° 33´·9N., 105° 48´·8E.
• 4836 — chart 3658. Chart 3658 [ previous update 4616/26 ] WGS84 DATUM Replace depth, 138 , with 12(, Wk 25° 09´·17N., 121° 17´·50E.

Reference information — always verify against official Notices to Mariners before navigation.