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-USP000DY5Q2005-08-27 → 2005-08-30
    142 km sse of punta de burica, panama
  2. USGS-USP000DXZ52005-08-24 → 2005-08-27
    Earthquake magnitude 5.7 (mwb) in 10.078N 103.548W, depth 10 km at 241707Z aug 05
    Northern East Pacific Rise
  3. USGS-USP000DXYE2005-08-24 → 2005-08-27
    123 km ese of ?funato, japan
  4. USGS-USP000DXYD2005-08-24 → 2005-08-27
    141 km ese of ?funato, japan
  5. USGS-USP000DXPY2005-08-20 → 2005-08-23
    Earthquake magnitude 5.5 (mwc) in 1.331N 085.212W, depth 25 km at 200505Z aug 05
    Off the Coast of Ecuador
  6. USGS-USP000DXE22005-08-16 → 2005-08-19
    66 km ese of ishinomaki, japan
  7. USGS-USP000DX892005-08-13 → 2005-08-16
    Earthquake magnitude 6.0 (mwc) in 20.134N 145.801E, depth 49 km at 130736Z aug 05
    Maug Islands Region, Northern Mariana Islands
  8. USGS-USP000DWWD2005-08-07 → 2005-08-10
    70 km e of ?arai, japan
  9. USGS-USP000DWQ22005-08-05 → 2005-08-08
    132 km wsw of adak, alaska
  10. USGS-USP000DWJU2005-08-03 → 2005-08-06
    6 km nnw of cárdenas, nicaragua
  11. USGS-USP000DWEG2005-08-01 → 2005-08-04
    Earthquake magnitude 5.7 (mwb) in 46.995N 153.911E, depth 17 km at 010440Z aug 05
    Kuril Islands
  12. USGS-USP000DW632005-07-29 → 2005-08-01
    14 km ese of nikolski, alaska
  13. USGS-USP000DVZG2005-07-26 → 2005-07-29
    99 km ese of petropavlovsk-kamchatsky, russia
  14. USGS-USP000DVQT2005-07-23 → 2005-07-26
    9 km wsw of ichihara, japan
  15. USGS-USP000DUVU2005-07-09 → 2005-07-12
    194 km sse of tateyama, japan
  16. USGS-USP000DUBP2005-07-02 → 2005-07-05
    34 km w of tola, nicaragua
  17. USGS-USP000DUBJ2005-07-02 → 2005-07-05
    32 km w of san juan del sur, nicaragua
  18. USGS-USP000DU8U2005-06-30 → 2005-07-03
    3 km w of progreso, panama
  19. USGS-USP000DU0J2005-06-27 → 2005-06-30
    236 km sw of la cruz de loreto, mexico
  20. USGS-USP000DTF62005-06-19 → 2005-06-22
    5 km ene of narut?, japan
  21. USGS-USP000DT8H2005-06-17 → 2005-06-20
    196 km w of ferndale, california
  22. USGS-USP000DT252005-06-15 → 2005-06-18
    153 km w of big lagoon, california
  23. USGS-USP000DT1G2005-06-14 → 2005-06-17
    291 km wsw of adak, alaska
  24. USGS-USP000DSZM2005-06-14 → 2005-06-17
    289 km wsw of adak, alaska
  25. USGS-USP000DSYH2005-06-14 → 2005-06-17
    278 km wsw of adak, alaska
  26. USGS-USP000DSMR2005-06-10 → 2005-06-13
    275 km wsw of adak, alaska
  27. USGS-USP000DSKC2005-06-09 → 2005-06-12
    Earthquake magnitude 5.8 (mwc) in 51.554N 131.125W, depth 10 km at 091400Z jun 05
    Haida Gwaii Region, Canada
  28. USGS-USP000DQ7E2005-05-08 → 2005-05-11
    290 km sse of cabo san lucas, mexico
  29. USGS-USP000DQ052005-05-05 → 2005-05-08
    Earthquake magnitude 5.9 (mwb) in 5.082N 082.406W, depth 10 km at 052341Z may 05
    South of Panama
  30. USGS-USP000DPZP2005-05-05 → 2005-05-08
    256 km s of punta de burica, panama
  31. USGS-USP000DP8R2005-04-26 → 2005-04-29
    Earthquake magnitude 5.6 (mwb) in 19.691N 109.278W, depth 10 km at 260405Z apr 05
    Revilla Gigedo Islands Region
  32. USGS-USP000DNWT2005-04-21 → 2005-04-24
    138 km wsw of adak, alaska
  33. USGS-USP000DN1N2005-04-11 → 2005-04-14
    Earthquake magnitude 5.5 (mwc) in 8.660N 103.564W, depth 10 km at 111111Z apr 05
    Northern East Pacific Rise
  34. USGS-USP000DMZD2005-04-10 → 2005-04-13
    Earthquake magnitude 5.9 (mwb) in 35.604N 140.401E, depth 43 km at 102222Z apr 05
    Near the East Coast of Honshu, Japan
  35. USGS-USP000DJ7V2005-03-15 → 2005-03-18
    21 km w of san juan del sur, nicaragua
  36. USGS-USP000DJ082005-03-11 → 2005-03-14
    27 km ene of kushiro, japan
  37. USGS-USP000DHQN2005-03-07 → 2005-03-10
    7 km s of tola, nicaragua
  38. USGS-USP000DH4M2005-02-28 → 2005-03-03
    44 km ssw of el naranjo, mexico
  39. USGS-USP000DH0H2005-02-26 → 2005-03-01
    78 km ene of hachinohe, japan
  40. USGS-USP000DG7Q2005-02-15 → 2005-02-18
    2 km nnw of iwatsuki, japan
  41. USGS-USP000DFTY2005-02-10 → 2005-02-13
    Earthquake magnitude 5.7 (mwb) in 5.268N 082.627W, depth 10 km at 100232Z feb 05
    South of Panama
  42. USGS-USP000DFT42005-02-09 → 2005-02-12
    Earthquake magnitude 6.3 (mwb) in 26.088N 143.997E, depth 24 km at 091846Z feb 05
    Bonin Islands, Japan Region
  43. USGS-USP000DDYF2005-01-21 → 2005-01-24
    159 km se of katsuura, japan
  44. USGS-USP000DDXS2005-01-21 → 2005-01-24
    168 km se of katsuura, japan
  45. USGS-USP000DDRK2005-01-19 → 2005-01-22
    161 km se of katsuura, japan
  46. USGS-USP000DDPX2005-01-18 → 2005-01-21
    40 km e of kushiro, japan
  47. USGS-USP000DDK62005-01-17 → 2005-01-20
    136 km n of fais, micronesia
  48. USGS-USP000DDGF2005-01-16 → 2005-01-19
    133 km nne of fais, micronesia
  49. USGS-USP000DCMF2005-01-06 → 2005-01-09
    Earthquake magnitude 5.5 (mwc) in 19.638N 109.108W, depth 10 km at 060004Z jan 05
    Revilla Gigedo Islands Region
  50. USGS-USP000DCME2005-01-06 → 2005-01-09
    Earthquake magnitude 5.7 (mwb) in 19.573N 109.111W, depth 10 km at 060002Z jan 05
    Revilla Gigedo Islands Region

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.