Aids-to-navigation notices in the Indian Ocean

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

in force
4
last 12 months
8
vs previous 12 (2)
+300%
since 1998
467

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 · 4

  1. HYDROPAC 2330/26in force2026-08-14
    Four yellow buoys with flashing yellow light every 5 seconds established near 29-27.00S 114-52.18E.
    Eastern Indian Ocean · Australia
  2. AUSCOAST 273/26in force2026-08-14
    Four yellow surface buoys with flashing yellow light every 5 seconds established within 0.3 nautical miles of 29-27.00S 114-52.18E.
  3. HYDROPAC 2115/26in force2026-07-24
    Cliff Head platform at 29-26.99S 114-52.18E is unlit; the Hydropac warning 2088/26 is canceled.
    Eastern Indian Ocean · Australia
  4. AUSCOAST 253/26in force2026-07-24
    Cliff Head Platform light in position 29-26.99S 114-52.18E is unlit.

Longest in force

  1. AUSCOAST 253/26in force2026-07-24 · 29 d
    Cliff Head Platform light in position 29-26.99S 114-52.18E is unlit.
  2. HYDROPAC 2115/26in force2026-07-24 · 29 d
    Cliff Head platform at 29-26.99S 114-52.18E is unlit; the Hydropac warning 2088/26 is canceled.
    Eastern Indian Ocean · Australia
  3. AUSCOAST 273/26in force2026-08-14 · 8 d
    Four yellow surface buoys with flashing yellow light every 5 seconds established within 0.3 nautical miles of 29-27.00S 114-52.18E.
  4. HYDROPAC 2330/26in force2026-08-14 · 8 d
    Four yellow buoys with flashing yellow light every 5 seconds established near 29-27.00S 114-52.18E.
    Eastern Indian Ocean · Australia

By year

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

Other hazards in the Indian Ocean

Archive · 463 cancelled

  1. HYDROPAC 3189/132013-10-17 → 2013-10-17
    Australia-northwest Coast
  2. HYDROPAC 3173/132013-10-16 → 2013-10-16
    Australia-northwest Coast
  3. HYDROPAC 3043/132013-10-04 → 2013-10-04
    Australia-west Coast
  4. HYDROPAC 2933/132013-09-25 → 2013-10-02
    Australia-northwest Coast
  5. HYDROPAC 2752/132013-09-12 → 2013-09-13
    Australia-southwest Coast
  6. HYDROPAC 1963/132013-07-05 → 2013-08-06
    Two mile berth requested
    Australia-northwest Coast
  7. HYDROPAC 1816/132013-06-22 → 2013-06-22
    Cancel HYDROPAC 1810/13(18), search suspended
    Australia-northwest Coast
  8. HYDROPAC 1791/132013-06-20 → 2014-11-18
    Australia-northwest Coast
  9. HYDROPAC 1534/132013-05-29 → 2013-05-29
    Australia-northwest Coast
  10. HYDROPAC 585/132013-02-27 → 2013-02-27
    Australia-northwest Coast
  11. HYDROPAC 568/132013-02-26 → 2013-02-27
    Australia-northwest Coast
  12. HYDROPAC 399/132013-02-09 → 2013-02-16
    Australia-northwest Coast
  13. HYDROPAC 340/132013-02-02 → 2013-06-18
    Cancel HYDROPAC 233/13, aid restored
    Australia-northwest Coast
  14. HYDROPAC 104/132013-01-10 → 2013-01-11
    Australia-northwest Coast
  15. HYDROPAC 3601/122012-12-17 → 2012-12-19
    Cancel HYDROPAC 3402/12
    Australia-northwest Coast
  16. HYDROPAC 3501/122012-12-10 → 2012-12-11
    Australia-northwest Coast
  17. HYDROPAC 3402/122012-12-01 → 2012-12-17
    Australia-northwest Coast
  18. HYDROPAC 3388/122012-11-30 → 2012-11-30
    Australia-northwest Coast
  19. HYDROPAC 2958/122012-10-21 → 2012-10-23
    Australia-northwest Coast
  20. HYDROPAC 2928/122012-10-19 → 2012-10-22
    Australia-northwest Coast
  21. HYDROPAC 2648/122012-09-17 → 2012-09-21
    Australia-west Coast
  22. HYDROPAC 2516/122012-09-02 → 2012-09-03
    Australia-northwest Coast
  23. HYDROPAC 2462/122012-08-28 → 2012-08-29
    Australia-west Coast
  24. HYDROPAC 2436/122012-08-25 → 2012-08-26
    Australia-northwest Coast
  25. HYDROPAC 2383/122012-08-21 → 2012-08-21
    Australia-northwest Coast
  26. HYDROPAC 2364/122012-08-19 → 2012-08-19
    Australia-northwest Coast
  27. HYDROPAC 2314/122012-08-15 → 2012-08-16
    Australia-west Coast
  28. HYDROPAC 2299/122012-08-14 → 2012-08-14
    Australia-west Coast
  29. HYDROPAC 2187/122012-07-31 → 2012-08-02
    Australia-northwest Coast
  30. HYDROPAC 2040/122012-07-18 → 2012-07-21
    Australia-southwest Coast
  31. HYDROPAC 1661/122012-06-13 → 2012-06-15
    Australia-southwest Coast
  32. HYDROPAC 1486/122012-05-28 → 2012-05-31
    Australia-northwest Coast
  33. HYDROPAC 1423/122012-05-20 → 2012-05-30
    Australia-northwest Coast
  34. HYDROPAC 1311/122012-05-10 → 2012-05-10
    Australia-northwest Coast
  35. HYDROPAC 1262/122012-05-04 → 2012-05-12
    Australia-northwest Coast
  36. HYDROPAC 314/122012-02-06 → 2012-02-06
    Australia-west Coast
  37. HYDROPAC 226/122012-01-27 → 2012-01-27
    Cancel HYDROPAC 224/12
    Australia-west Coast
  38. HYDROPAC 224/122012-01-27 → 2012-01-27
    Australia-west Coast
  39. HYDROPAC 64/122012-01-09 → 2012-01-10
    Australia-northwest Coast
  40. HYDROPAC 3089/112011-11-01 → 2011-11-02
    Nga chart 74510 (2ND ed)
    Australia-northwest Coast
  41. HYDROPAC 3055/112011-10-30 → 2011-11-03
    Nga chart 74491 (4TH ed)
    Australia-northwest Coast
  42. HYDROPAC 2878/112011-10-13 → 2011-10-15
    Nga chart 74593 (1ST ed)
    Australia-southwest Coast
  43. HYDROPAC 2815/112011-10-07 → 2011-10-13
    Nga chart 74492 (7TH ed)
    Australia-northwest Coast
  44. HYDROPAC 2194/112011-08-05 → 2011-08-05
    Nga chart 74510 (2ND ed)
    Australia-northwest Coast
  45. HYDROPAC 1819/112011-06-23 → 2011-06-23
    Nga chart 74510 (2ND ed)
    Australia-northwest Coast
  46. HYDROPAC 1044/112011-04-03 → 2011-05-28
    Nga chart 74012 (10TH ed)
    Australia-northwest Coast
  47. HYDROPAC 918/112011-03-23 → 2011-03-29
    Nga chart 74485 (3RD ed)
    Australia-northwest Coast
  48. HYDROPAC 798/112011-03-14 → 2011-03-15
    Nga chart 74492 (7TH ed)
    Australia-northwest Coast
  49. HYDROPAC 743/112011-03-09 → 2011-03-12
    Nga chart 74492 (7TH ed)
    Australia-northwest Coast
  50. HYDROPAC 726/112011-03-08 → 2011-03-12
    Nga chart 74485 (3RD ed)
    Australia-northwest Coast

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.

Aids-to-navigation notices in the Indian Ocean — page 6 · seahazards