Earthquake & tsunami bulletins in the North Pacific Ocean

Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay.

in force
2
last 12 months
134
vs previous 12 (141)
-5%
since 1997
2,413

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 · 2

  1. USGS-US7000TDVTin force2026-09-03
    Earthquake magnitude 6.3, 84 km SSW of Nikolski, Alaska, depth 35 km at 03:11 UTC Sep 26. Tsunami message issued; follow tsunami warning centres.
  2. USGS-US7000TDMPin force2026-09-02
    An earthquake of magnitude 5.6 struck 71 km WSW of Puerto Madero, Mexico, at depth 10 km on September 26.

Longest in force

  1. USGS-US7000TDMPin force2026-09-02 · 2 d
    An earthquake of magnitude 5.6 struck 71 km WSW of Puerto Madero, Mexico, at depth 10 km on September 26.
  2. USGS-US7000TDVTin force2026-09-03 · 1 d
    Earthquake magnitude 6.3, 84 km SSW of Nikolski, Alaska, depth 35 km at 03:11 UTC Sep 26. Tsunami message issued; follow tsunami warning centres.

By year

97
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 · 2,411 cancelled

  1. USGS-USP000EPNR2006-07-27 → 2006-07-30
    180 km ene of fais, micronesia
  2. USGS-USP000EN5E2006-07-08 → 2006-07-11
    199 km wsw of adak, alaska
  3. USGS-USP000EMSE2006-07-02 → 2006-07-05
    Earthquake magnitude 5.6 (mwc) in 51.102N 179.357W, depth 49 km at 021720Z jul 06
    Andreanof Islands, Aleutian Islands, Alaska
  4. USGS-USP000EMSC2006-07-02 → 2006-07-05
    Earthquake magnitude 5.5 (mwb) in 51.188N 179.387W, depth 46 km at 021658Z jul 06
    Andreanof Islands, Aleutian Islands, Alaska
  5. USGS-USP000EMRB2006-07-02 → 2006-07-05
    284 km ese of attu station, alaska
  6. USGS-USP000EMQB2006-07-01 → 2006-07-04
    206 km wsw of adak, alaska
  7. USGS-USP000EMD62006-06-27 → 2006-06-30
    108 km ssw of manuel ávila camacho (ponte duro), mexico
  8. USGS-USP000EKVC2006-06-20 → 2006-06-23
    261 km wnw of port mcneill, canada
  9. USGS-USP000EKJ02006-06-16 → 2006-06-19
    161 km ene of miyako, japan
  10. USGS-USP000EKHE2006-06-16 → 2006-06-19
    170 km ene of miyako, japan
  11. USGS-USP000EHKR2006-05-21 → 2006-05-24
    Earthquake magnitude 6.0 (mwc) in 1.550N 085.311W, depth 10 km at 210207Z may 06
    Off the Coast of Ecuador
  12. USGS-USP000EHES2006-05-18 → 2006-05-21
    198 km sse of ust’-kamchatsk staryy, russia
  13. USGS-USP000EGQF2006-05-10 → 2006-05-13
    54 km ssw of nikolski, alaska
  14. USGS-USP000EG022006-05-01 → 2006-05-04
    Earthquake magnitude 5.7 (mwb) in 2.205N 099.035W, depth 10 km at 012013Z may 06
    West of the Galapagos Islands
  15. USGS-USP000EFYB2006-05-01 → 2006-05-04
    1 km nnw of limones, panama
  16. USGS-USP000EFY72006-05-01 → 2006-05-04
    7 km nnw of limones, panama
  17. USGS-USP000EDWZ2006-04-07 → 2006-04-10
    200 km ese of kuril’sk, russia
  18. USGS-USP000EDN52006-04-04 → 2006-04-07
    215 km sw of la cruz de loreto, mexico
  19. USGS-USP000EBC82006-03-04 → 2006-03-07
    98 km s of la libertad, el salvador
  20. USGS-USP000EAE62006-02-20 → 2006-02-23
    17 km se of amapala, honduras
  21. USGS-USP000EA2A2006-02-14 → 2006-02-17
    Earthquake magnitude 6.3 (mwc) in 20.821N 146.180E, depth 40 km at 141527Z feb 06
    Mariana Islands Region
  22. USGS-USP000E9EX2006-02-04 → 2006-02-07
    203 km n of puerto ayora, ecuador
  23. USGS-USP000E9CG2006-02-03 → 2006-02-06
    72 km ne of hasaki, japan
  24. USGS-USP000E8RH2006-01-23 → 2006-01-26
    36 km sw of juradó, colombia
  25. USGS-USP000E8RG2006-01-23 → 2006-01-26
    26 km s of juradó, colombia
  26. USGS-USP000E8EJ2006-01-18 → 2006-01-21
    101 km se of ishinomaki, japan
  27. USGS-USP000E81B2006-01-11 → 2006-01-14
    235 km w of bandon, oregon
  28. USGS-USP000E7PH2006-01-06 → 2006-01-09
    163 km sw of río grande, panama
  29. USGS-USP000E7GY2006-01-03 → 2006-01-06
    54 km ne of yigo village, guam
  30. USGS-USP000E7CV2006-01-02 → 2006-01-05
    107 km ssw of merizo village, guam
  31. USGS-USP000E7862005-12-30 → 2006-01-02
    76 km s of boca chica, panama
  32. USGS-USP000E6JD2005-12-21 → 2005-12-24
    154 km s of punta de burica, panama
  33. USGS-USP000E69B2005-12-16 → 2005-12-19
    53 km e of ishinomaki, japan
  34. USGS-USP000E6892005-12-16 → 2005-12-19
    138 km s of la libertad, el salvador
  35. USGS-USP000E5C82005-12-02 → 2005-12-05
    80 km ese of ishinomaki, japan
  36. USGS-USP000E53H2005-11-28 → 2005-12-01
    Earthquake magnitude 6.0 (mwc) in 20.290N 146.055E, depth 11 km at 281641Z nov 05
    Mariana Islands Region
  37. USGS-USP000E4QC2005-11-22 → 2005-11-25
    111 km ssw of false pass, alaska
  38. USGS-USP000E4J82005-11-20 → 2005-11-23
    115 km ese of akutan, alaska
  39. USGS-USP000E4D72005-11-17 → 2005-11-20
    225 km sse of katsuura, japan
  40. USGS-USP000E48Y2005-11-15 → 2005-11-18
    Earthquake magnitude 5.7 (mwc) in 22.040N 144.799E, depth 20 km at 152301Z nov 05
    Volcano Islands, Japan Region
  41. USGS-USP000E48R2005-11-15 → 2005-11-18
    222 km sse of katsuura, japan
  42. USGS-USP000E4622005-11-14 → 2005-11-17
    293 km ese of kamaishi, japan
  43. USGS-USP000E2HQ2005-10-22 → 2005-10-25
    11 km nne of iwaki, japan
  44. USGS-USP000E2AY2005-10-20 → 2005-10-23
    82 km s of nikolski, alaska
  45. USGS-USP000E2872005-10-19 → 2005-10-22
    25 km ene of ?arai, japan
  46. USGS-USP000E22Z2005-10-17 → 2005-10-20
    19 km nne of belén, nicaragua
  47. USGS-USP000E1WE2005-10-15 → 2005-10-18
    Earthquake magnitude 6.1 (mwc) in 46.816N 154.113E, depth 43 km at 151006Z oct 05
    East of the Kuril Islands
  48. USGS-USP000E11S2005-10-07 → 2005-10-10
    21 km s of la libertad, el salvador
  49. USGS-USP000DZND2005-09-18 → 2005-09-21
    Earthquake magnitude 5.6 (mwb) in 3.918N 082.639W, depth 10 km at 180614Z sep 05
    South of Panama
  50. USGS-USP000DYC12005-08-30 → 2005-09-02
    142 km ese of ?funato, japan

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.