Aids-to-navigation notices in the North Pacific Ocean

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

in force
10
last 12 months
4
vs previous 12 (5)
-20%
since 1996
755

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 · 10

  1. HYDROPAC 2296/26in force2026-08-10
    The US Coast Guard remote communication facility near Guam at 13-29N 144-50E has unreliable high-frequency radio capabilities.
    North Pacific · Guam
  2. NAVAREA XI 328/26in force2026-07-21
    The Number 1 lighted buoy at Malakal Harbor in the West Carolines, North Pacific, at 07-19.17N 134-27.17E, is missing.
    North Pacific, West Carolines
  3. HYDROPAC 1906/26in force2026-07-03
    The United States Coast Guard's remote communication facility at Guam (13-29N 144-50E) has unreliable broadcast and communication services.
    North Pacific
  4. NAVAREA XII 354/25in force2025-06-13
    Messaging services are unreliable at Coast Guard remote communication facilities at Point Reyes, Honolulu, Kodiak, Astoria, and Cambria.
    Eastern North Pacific
  5. NAVAREA XII 338/25in force2025-06-07
    The US Coast Guard remote communication facility at Astoria, Oregon (46-10.00N 123-49.00W), is off the air.
    Oregon
  6. NAVAREA XII 208/25in force2025-04-06
    Punta Soldado light at 03-48.50N 077-10.80W is discontinued.
    Eastern North Pacific · Colombia
  7. NAVAREA XII 441/24in force2024-06-18
    Morro Santo Domingo light at 28-14.37N 114-06.18W is unlit.
    Eastern North Pacific · Mexico
  8. NAVAREA XII 721/22in force2022-09-27
    In El Salvador, mooring buoys at 13-35.23N 089-51.10W are unlit.
  9. NAVAREA XII 720/22in force2022-09-27
    Buoy 16 at Puerto de La Union, El Salvador, at 13-20.36N 087-48.99W is unlit.
    Eastern North Pacific · El Salvador
  10. NAVAREA XII 243/22in force2022-04-15
    Coronado Island South Light at 32-23.5N 117-14.5W is unlit; warning 159/21 is now cancelled.
    Eastern North Pacific · Mexico

Longest in force

  1. NAVAREA XII 243/22in force2022-04-15 · 1,590 d
    Coronado Island South Light at 32-23.5N 117-14.5W is unlit; warning 159/21 is now cancelled.
    Eastern North Pacific · Mexico
  2. NAVAREA XII 720/22in force2022-09-27 · 1,424 d
    Buoy 16 at Puerto de La Union, El Salvador, at 13-20.36N 087-48.99W is unlit.
    Eastern North Pacific · El Salvador
  3. NAVAREA XII 721/22in force2022-09-27 · 1,424 d
    In El Salvador, mooring buoys at 13-35.23N 089-51.10W are unlit.
  4. NAVAREA XII 441/24in force2024-06-18 · 794 d
    Morro Santo Domingo light at 28-14.37N 114-06.18W is unlit.
    Eastern North Pacific · Mexico
  5. NAVAREA XII 208/25in force2025-04-06 · 503 d
    Punta Soldado light at 03-48.50N 077-10.80W is discontinued.
    Eastern North Pacific · Colombia

By year

96
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 North Pacific Ocean

Archive · 745 cancelled

  1. NAVAREA XII 103/072007-05-04 → 2007-08-25
    Odas buoy established in 01-59-14N 078-50-48W
  2. HYDROPAC 50/072007-01-09 → 2007-01-10
    Odas buoy established in 07-51.7N 136-29.1E
  3. HYDROPAC 2562/062006-12-30 → 2008-03-29
    Odas buoy established in 01-56.4N 129-56.1E
  4. NAVAREA XII 296/062006-11-07 → 2008-02-09
    Nuqui light 05-42.8N 077-16.6W unlit
  5. NAVAREA XII 283/062006-11-01 → 2008-02-09
    San francisco de solano light 06-17.76N 077-28.06W unlit
  6. NAVAREA XII 108/062006-04-24 → 2006-05-30
    Mexican charts SM-500, SM-600
  7. NAVAREA XII 301/052005-10-14 → 2008-02-23
    RACON at islas los coronados light 32-28.8N 117-14.5W inoperative
  8. NAVAREA XII 275/052005-09-27 → 2006-12-04
    Punta garrobo light 17-37N 101-33W unlit
  9. HYDROPAC 1161/052005-07-21 → 2005-12-09
    Odas buoy established in 01-57.8N 129-56.0E
  10. NAVAREA XII 210/052005-07-20 → 2008-02-23
    Roca corbetena beacon 20-44N 105-51W unlit
  11. HYDROPAC 1087/052005-07-08 → 2007-02-01
    Odas buoy established in 07-52N 136-29E
  12. HYDROPAC 133/052005-01-24 → 2005-06-16
    Odas buoy established in 04-57.9N 147-01.7E
  13. HYDROPAC 1363/042004-08-21 → 2006-10-11
    Kamo shima light 43-44.7N 146-41.6E destroyed
  14. HYDROPAC 1238/042004-07-30 → 2005-03-29
    Odas buoy established in 02-01.7N 130-11.4E
  15. HYDROPAC 1036/042004-06-22 → 2004-07-21
    Odas buoy established in 04-51.6N 137-15.6E
  16. HYDROPAC 1024/042004-06-21 → 2004-07-21
    Odas buoy established in 00-02.0N 137-52.9E
  17. HYDROPAC 1767/032003-10-11 → 2003-10-17
    Mys mayachnyy light 52-53.2N 158-42.7E unlit
  18. HYDROPAC 37/032003-01-10 → 2003-02-26
    Kwajalein-roi highway channel buoy 4 (08-59.6N 167-36.6E) off station
  19. NAVAREA XII 62/022002-02-26 → 2002-02-27
    Dgps station at upolu point light 20-14-48N 155-53-00W off air 272000Z to 272200Z feb
  20. HYDROPAC 1595/012001-10-03 → 2001-11-02
    Observation buoy established in 02-04.7N 138-02.6E
  21. HYDROPAC 1061/012001-07-07 → 2001-07-13
    Gea pass buoy 3 (08-49N 167-36E) missing
  22. HYDROPAC 745/012001-05-16 → 2002-03-01
    Mys kronotskiy light 54-45.2N 162-08.2E unlit
  23. HYDROPAC 345/012001-03-02 → 2002-03-11
    Observation buoy established in 00-01.5N 156-02.5E
  24. HYDROPAC 1704/002000-11-23 → 2000-11-24
    Kinka san light 38-16.4N 141-35.3E unreliable
  25. HYDROPAC 1619/002000-11-04 → 2001-10-05
    Observation buoy established in 00-01.9N 137-53.0E
  26. HYDROPAC 1606/002000-11-01 → 2001-10-02
    Buoy established in 01-59.9N 138-06.2E
  27. HYDROPAC 1601/002000-10-30 → 2000-11-04
    Buoy established in 00-01.91N 137-52.96E
  28. HYDROPAC 1591/002000-10-28 → 2000-12-08
    Buoy established in 00-03.72N 147-00.71E
  29. HYDROPAC 1291/002000-08-30 → 2000-11-04
    The coast guard has amended traffic separation schemes (tss) and precautionary area for los angeles-long…
    Traffic Separation Schemes
  30. NAVAREA XII 306/002000-08-30 → 2000-11-04
    The coast guard has amended traffic separation schemes (tss) and precautionary area for los angeles-long…
    Traffic Separation Schemes
  31. HYDROPAC 1017/002000-07-10 → 2000-08-27
    The international maritime organization (imo) has amended traffic separation schemes (tss) for the west…
    Traffic Separation Schemes
  32. NAVAREA XII 238/002000-07-10 → 2000-08-27
    The international maritime organization (imo) has amended traffic separation schemes (tss) for the west…
    Traffic Separation Schemes
  33. HYDROPAC 761/002000-05-23 → 2000-05-23
    The naval ocean command center advises that at 231700Z may typhoon stormy was located vicinity 13-24N…
  34. NAVAREA XII 143/002000-04-29 → 2000-06-02
    Odas buoy 46003 (51-49.9N 155-51.0W) temporarily removed
  35. HYDROPAC 469/002000-03-20 → 2000-06-23
    Puysegur point light 46-09.4N 166-36.6E unlit
  36. HYDROPAC 444/002000-03-14 → 2001-02-26
    Buoy established in 04-57.9N 156-04.6E
  37. NAVAREA XII 25/002000-01-21 → 2000-01-27
    Honolulu broadcast and on-call sitor off air 261800Z to 270200Z jan
  38. NAVAREA XII 416/991999-12-07 → 1999-12-24
    Cortes bank buoy 2CB 32-26.6N 119-07.4W missing
  39. NAVAREA XII 325/991999-09-21 → 2000-04-29
    Odas buoy 46003 (51-49.9N 155-51.0W) off station
  40. HYDROPAC 477/991999-05-30 → 1999-10-01
    Kwajalein-roi highway channel buoy 4 (08-59.6N 167-36.6E) missing
  41. NAVAREA XII 156/991999-05-15 → 1999-05-17
    Buoy established in 47-33.5N 159-45.3W until 171200Z may
  42. NAVAREA XII 382/981998-12-16 → 1999-01-04
    RACON at buoy sd 32-37.3N 117-14.8W inoperative
  43. NAVAREA XII 241/981998-08-04 → 1999-08-01
    Tsunami instrument mooring buoys, orange with white disk, fl w 20 sec, established until 31 jul 1999 as…
  44. HYDROPAC 400/981998-05-29 → 1999-05-21
    Kwajlalein bigej channel buoy 2 (08-52.1N 167-45.5E) off station
  45. HYDROPAC 636/961996-07-13 → 1999-02-12
    Roi highway buoy 2 (09-20.5N 167-27.7E), light unreliable

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 North Pacific Ocean — page 15 · seahazards