Other warnings in the North Pacific Ocean

Everything the classifier did not place elsewhere.

in force
1
last 12 months
4
vs previous 12 (0)
—
since 1993
825

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 XII 678/25in force2025-10-30
    A fish farm has been established in an area off Colombia, from 06-03N to 07-11N and 077-28W to 078-08W; wide berth requested.
    North Pacific · Colombia

Longest in force

  1. NAVAREA XII 678/25in force2025-10-30 · 296 d
    A fish farm has been established in an area off Colombia, from 06-03N to 07-11N and 077-28W to 078-08W; wide berth requested.
    North Pacific · Colombia

By year

93
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 · 824 cancelled

  1. NAVAREA XII 15/222022-01-15 → 2022-01-21
    Underwater ordnance detonations 191600Z to 202300Z jan in vicinity 32-35-50N 117-10-52W
    Eastern North Pacific · California
  2. NAVAREA XII 8/222022-01-07 → 2022-02-02
    Uscg remote communication facility point reyes (c) 37-55.5N 122-43.9W reception capabilities unreliable
    Eastern North Pacific · California
  3. HYDROPAC 29/222022-01-03 → 2022-01-06
    Earthquake with magnitude of 6.3 has occurred in vicinity 27-06N 142-30E at 032108Z jan
    Philippine Sea · Japan
  4. NAVAREA XII 730/212021-12-30 → 2022-01-07
    Uscg remote communication facility point reyes (c) 37-55.5N 122-43.9W reception capabilities unreliable
    Eastern North Pacific · California
  5. NAVAREA XII 707/212021-12-17 → 2021-12-18
    Uscg remote communication facility honolulu (o) 21-26.1N 158-08.7W unable to receive
    North Pacific · Hawaii
  6. NAVAREA XII 694/212021-12-10 → 2021-12-13
    Odas buoy 46001 adrift in vicinity 56-14-16N 147-46-41W at 100900Z dec
    Eastern North Pacific
  7. HYDROPAC 3237/212021-11-10 → 2021-11-11
    F/V blue dragon on fire in 36-21-57N 128-16-08W
    Eastern North Pacific
  8. HYDROPAC 3157/212021-11-04 → 2021-11-05
    Two orange flares sighted in 20-55.5N 162-40.8W
    North Pacific
  9. NAVAREA XII 616/212021-10-28 → 2021-10-31
    Dart buoy 46419 adrift in vicinity 48-45N 129-33W at 271917Z oct
    Eastern North Pacific
  10. NAVAREA XII 604/212021-10-20 → 2021-10-27
    Uscg remote communication facility point reyes (c) 37-55.5N 122-43.9W reception capabilities unreliable
    Eastern North Pacific · California
  11. NAVAREA XII 601/212021-10-15 → 2021-10-29
    Underwater ordnance detonation 181400Z to 292200Z oct in vicinity 32-35-50N 117-10-52W
    Eastern North Pacific · California
  12. HYDROPAC 2876/212021-10-08 → 2021-10-19
    Hazardous exercises 122300Z to 130900Z oct, alternate 2300Z to 0900Z daily 13 thru 18 oct in area within 25…
    Western North Pacific
  13. NAVAREA XII 565/212021-10-05 → 2021-10-05
    Hazardous operation 050700Z to 051400Z oct in area bound by 13-30.00N 090-40.45W, 13-30.00N 090-35.00W,…
    Eastern North Pacific · Guatemala
  14. HYDROPAC 2759/212021-09-29 → 2021-09-30
    Green flares sighted in 13-42.5N 169-36.9W
    North Pacific
  15. NAVAREA XII 546/212021-09-27 → 2021-09-30
    Odas buoy 46029 adrift in vicinity 46-09-43N 124-25-16W at 270703Z sep
    Eastern North Pacific · Washington · Oregon
  16. NAVAREA XII 543/212021-09-26 → 2021-10-01
    Underwater ordnance detonation 271600Z to 302300Z sep in vicinity 32-35-50N 117-10-52W
    Eastern Pacific Ocean · California
  17. NAVAREA XII 537/212021-09-24 → 2021-09-26
    Underwater ordnance detonation 1600Z to 2300Z daily 27 thru 30 sep in vicinity 32-35-50N 117-10-52W
    Eastern Pacific Ocean · California
  18. NAVAREA XII 503/212021-09-15 → 2021-09-24
    Underwater ordnance detonation 201600Z to 240001Z sep in area within two miles of 32-32.49N 117-11.94W
    Eastern North Pacific · California
  19. NAVAREA XII 487/212021-09-12 → 2021-09-12
    Uscg remote communication facility honolulu (o) 21-26.1N 158-08.7W unable to transmit hf voice and dsc calls
    North Pacific · Hawaii
  20. HYDROPAC 2556/212021-09-10 → 2021-09-29
    Hazardous exercises 132300Z to 140900Z sep, alternate 2300Z to 0900Z daily 14 thru 28 sep in area within 25…
    Western North Pacific
  21. NAVAREA XII 473/212021-09-08 → 2021-09-08
    Earthquake with magnitude of 7.4 has occurred in vicinity 17-06N 099-36W at 080148Z sep
    Eastern North Pacific · Mexico
  22. NAVAREA XII 454/212021-08-27 → 2021-09-01
    Underwater ordnance detonation 311500Z aug to 010001Z sep in vicinity 33-01-44N 118-35-19W
    Eastern North Pacific · California
  23. HYDROPAC 2431/212021-08-26 → 2021-09-10
    Vessel on fire in 36-33N 124-36W
    Eastern North Pacific
  24. HYDROPAC 2365/212021-08-18 → 2021-09-03
    Three persons in water in vicinity 06-30N 084-20W
    Eastern North Pacific
  25. NAVAREA XII 421/212021-08-15 → 2021-08-18
    Three 27 foot long orange and black objects with hazardous materials reported adrift in vicinity: a.…
    Eastern North Pacific · California
  26. NAVAREA XII 330/212021-07-16 → 2021-07-20
    Underwater ordnance detonation 201500Z to 202000Z jul in vicinity 33-01-44N 118-35-17W
    Eastern North Pacific · California
  27. NAVAREA XII 274/212021-06-19 → 2021-06-25
    Two persons overboard from vessel in 07-07.7N 079-49.5W
    Eastern North Pacific · Panama
  28. NAVAREA XII 265/212021-06-12 → 2021-06-25
    Underwater ordnance detonation 171500Z to 242300Z jun in 32-40-40N 117-09-12W
    Eastern North Pacific · California
  29. NAVAREA XII 254/212021-06-08 → 2021-06-08
    Services unreliable until 081800Z jun at uscg remote communication facility point reyes (c) 37-55.5N 122-43.9W
    Eastern North Pacific · California
  30. NAVAREA XII 203/212021-05-07 → 2021-05-09
    Services unreliable until 091700Z may at uscg remote communication facilities: a. astoria (w) 46-12.4N…
  31. HYDROPAC 1255/212021-04-26 → 2021-05-14
    46 foot S/V air ops requesting assistance in 47-29.31N 128-39.22W
    Eastern North Pacific
  32. HYDROPAC 1199/212021-04-19 → 2021-04-27
    Vessel on fire in 08-28.5N 145-52.0E at 191705Z apr
    Western North Pacific
  33. NAVAREA XII 146/212021-04-02 → 2022-03-25
    Light, fl gwr 17 miles with sectors green 327-330, white 323-327, red 320-323 degrees, established in…
    Eastern North Pacific · Mexico
  34. HYDROPAC 923/212021-03-24 → 2021-03-27
    Container, red color, adrift in 42-15.6N 158-28.3E at 232130Z mar
    Western North Pacific
  35. HYDROPAC 882/212021-03-20 → 2021-03-20
    Earthquake with magnitude of 7.2 has occurred in vicinity 38-24N 141-42E at 200909Z mar
    Western North Pacific · Japan
  36. HYDROPAC 818/212021-03-13 → 2021-03-14
    Three red flares sighted in 19-29.1N 170-34.6E at 131423Z mar
    North Pacific
  37. NAVAREA XII 102/212021-03-02 → 2021-03-05
    Underwater ordnance detonation 031500Z to 042355Z mar in area within two miles of 32-35-50N 117-10-34W
    Eastern North Pacific · California
  38. NAVAREA XII 93/212021-02-27 → 2021-03-02
    Underwater ordnance detonation 030150Z to 042355Z mar in area within two miles of 32-35-50N 117-10-34W
    Eastern North Pacific · California
  39. HYDROPAC 492/212021-02-11 → 2021-02-11
    One green flare sighted in 23-45.6N 166-10.1W at 110757Z feb
    North Pacific
  40. NAVAREA XII 54/212021-02-02 → 2021-02-05
    Underwater ordnance detonation 041600Z to 042300Z feb in vicinity 33-01-46N 118-35-16W
    Eastern North Pacific · California
  41. HYDROPAC 355/212021-01-28 → 2021-02-12
    Possible S/V on fire in 04-00.49N 085-48.11W
    Eastern North Pacific
  42. NAVAREA XII 29/212021-01-24 → 2021-01-27
    Odas buoy 46013 adrift in vicinity 38-08-24N 123-14-24W at 242000Z jan
    Eastern North Pacific · California
  43. HYDROPAC 110/212021-01-10 → 2021-01-11
    One orange flare sighted in 17-59N 159-18W at 100055Z jan
    Eastern North Pacific
  44. HYDROPAC 6/212021-01-01 → 2021-01-11
    95 foot F/V yong yu sing 18, white hull, unreported
    North Pacific
  45. HYDROPAC 2/212021-01-01 → 2021-01-01
    Vessel on fire, three persons in water, in 02-35.2N 081-03.3W
    Eastern North Pacific
  46. NAVAREA XII 484/202020-10-23 → 2020-10-30
    Underwater ordnance detonation 271600Z to 300400Z oct in area within two miles of 21-17-29N 157-59-14W
    Eastern North Pacific · Hawaii
  47. NAVAREA XII 473/202020-10-19 → 2020-10-20
    An earthquake occurred at 192055Z oct with a preliminary magnitude of 7.4, preliminary location 54-07N 159-06W
    Eastern North Pacific · Alaska
  48. NAVAREA XII 447/202020-10-06 → 2020-10-10
    Underwater ordnance detonation 081500Z to 092300Z oct in area within one mile of 32-35-50N 117-10-52W
    Eastern North Pacific · California
  49. NAVAREA XII 442/202020-10-02 → 2020-10-31
    Uscg remote communication facility point reyes (c) 37-55.5N 122-43.9W reception capabilities unreliable 07…
    Eastern North Pacific · California
  50. NAVAREA XII 377/202020-08-18 → 2020-08-19
    Uscg remote communication facility point reyes (c) 37-55.5N 122-43.9W services unreliable
    Eastern North Pacific · California

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.

Other warnings in the North Pacific Ocean — page 3 · seahazards