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-USP000G5RX2008-05-07 → 2008-05-10
    78 km ne of hasaki, japan
  2. USGS-USP000G5RQ2008-05-07 → 2008-05-10
    95 km ene of hasaki, japan
  3. USGS-USP000G5RG2008-05-07 → 2008-05-10
    80 km ne of hasaki, japan
  4. USGS-USP000G5392008-04-29 → 2008-05-02
    70 km ene of mutsu, japan
  5. USGS-USP000G3Y32008-04-15 → 2008-04-18
    42 km sse of iztapa, guatemala
  6. USGS-USP000G3RU2008-04-12 → 2008-04-15
    266 km wnw of bandon, oregon
  7. USGS-USP000G3QB2008-04-12 → 2008-04-15
    63 km e of shikotan, russia
  8. USGS-USP000G3B22008-04-08 → 2008-04-11
    121 km sw of merizo village, guam
  9. USGS-USP000G2E42008-03-26 → 2008-03-29
    Earthquake magnitude 5.6 (mwc) in 46.428N 152.979E, depth 17 km at 261833Z mar 08
    Kuril Islands
  10. USGS-USP000G1J22008-03-15 → 2008-03-18
    195 km wsw of port orford, oregon
  11. USGS-USP000G1GJ2008-03-14 → 2008-03-17
    Earthquake magnitude 6.0 (mwc) in 26.988N 142.599E, depth 10 km at 142232Z mar 08
    Bonin Islands, Japan Region
  12. USGS-USP000G1E52008-03-13 → 2008-03-16
    113 km sw of el arenal, mexico
  13. USGS-USP000G17T2008-03-11 → 2008-03-14
    95 km ssw of nikolski, alaska
  14. USGS-USP000G0JK2008-03-03 → 2008-03-06
    Earthquake magnitude 6.5 (mwc) in 46.406N 153.175E, depth 10 km at 030931Z mar 08
    Kuril Islands
  15. USGS-USP000G03X2008-02-27 → 2008-03-01
    Earthquake magnitude 6.2 (mwc) in 26.816N 142.438E, depth 15 km at 270654Z feb 08
    Bonin Islands, Japan Region
  16. USGS-USP000FYRT2008-02-12 → 2008-02-15
    9 km ssw of general pascual fentes, mexico
  17. USGS-USP000FXB52008-01-24 → 2008-01-27
    131 km sse of punta de burica, panama
  18. USGS-USP000FX942008-01-23 → 2008-01-26
    160 km sw of la esperanza (el zapotal), mexico
  19. USGS-USP000FWCM2008-01-10 → 2008-01-13
    242 km wnw of bandon, oregon
  20. USGS-USP000FWB92008-01-09 → 2008-01-12
    Earthquake magnitude 6.1 (mwc) in 51.649N 131.183W, depth 10 km at 091440Z jan 08
    Haida Gwaii Region, Canada
  21. USGS-USP000FW5X2008-01-07 → 2008-01-10
    219 km wsw of adak, alaska
  22. USGS-USP000FW122008-01-05 → 2008-01-08
    251 km wnw of port mcneill, canada
  23. USGS-USP000FW0W2008-01-05 → 2008-01-08
    267 km wnw of port mcneill, canada
  24. USGS-USP000FW0T2008-01-05 → 2008-01-08
    246 km wnw of port mcneill, canada
  25. USGS-USP000FVZW2008-01-05 → 2008-01-08
    20 km wsw of nueva concepción, guatemala
  26. USGS-USP000FVKW2007-12-29 → 2008-01-01
    94 km sse of nikolski, alaska
  27. USGS-USP000FVCS2007-12-27 → 2007-12-30
    81 km sse of nikolski, alaska
  28. USGS-USP000FVAD2007-12-26 → 2007-12-29
    60 km se of nikolski, alaska
  29. USGS-USP000FV782007-12-25 → 2007-12-28
    64 km e of ishinomaki, japan
  30. USGS-USP000FUXV2007-12-21 → 2007-12-24
    171 km wsw of adak, alaska
  31. USGS-USP000FUXU2007-12-21 → 2007-12-24
    178 km wsw of adak, alaska
  32. USGS-USP000FUTS2007-12-19 → 2007-12-22
    207 km wsw of adak, alaska
  33. USGS-USP000FUSW2007-12-19 → 2007-12-22
    206 km wsw of adak, alaska
  34. USGS-USP000FUSG2007-12-19 → 2007-12-22
    211 km wsw of adak, alaska
  35. USGS-USP000FUSE2007-12-19 → 2007-12-22
    207 km wsw of adak, alaska
  36. USGS-USP000FUBA2007-12-12 → 2007-12-15
    259 km ssw of prince rupert, canada
  37. USGS-USP000FTC62007-11-26 → 2007-11-29
    28 km sw of la esperanza (el zapotal), mexico
  38. USGS-USP000FTBS2007-11-26 → 2007-11-29
    52 km e of namie, japan
  39. USGS-USP000FSX62007-11-19 → 2007-11-22
    248 km w of bandon, oregon
  40. USGS-USP000FSD72007-11-12 → 2007-11-15
    Earthquake magnitude 5.7 (mwc) in 10.449N 145.746E, depth 7 km at 120025Z nov 07
    South of the Mariana Islands
  41. USGS-USP000FRPP2007-10-31 → 2007-11-03
    131 km wsw of adak, alaska
  42. USGS-USP000FR8C2007-10-25 → 2007-10-28
    Earthquake magnitude 6.1 (mwc) in 46.011N 154.231E, depth 20 km at 251350Z oct 07
    East of the Kuril Islands
  43. USGS-USP000FQEK2007-10-13 → 2007-10-16
    Earthquake magnitude 5.5 (mwb) in 4.922N 082.565W, depth 10 km at 130358Z oct 07
    South of Panama
  44. USGS-USP000FQ4V2007-10-08 → 2007-10-11
    27 km s of shikotan, russia
  45. USGS-USP000FQ0B2007-10-06 → 2007-10-09
    Earthquake magnitude 6.1 (mwc) in 18.730N 147.148E, depth 20 km at 061238Z oct 07
    Mariana Islands Region
  46. USGS-USP000FPQT2007-10-02 → 2007-10-05
    81 km sse of king cove, alaska
  47. USGS-USP000FPJA2007-09-30 → 2007-10-03
    Earthquake magnitude 5.5 (mwc) in 10.516N 145.585E, depth 24 km at 301502Z sep 07
    South of the Mariana Islands
  48. USGS-USP000FPG62007-09-30 → 2007-10-03
    Earthquake magnitude 6.9 (mwb) in 10.454N 145.718E, depth 14 km at 300208Z sep 07
    South of the Mariana Islands
  49. USGS-USP000FMTK2007-09-10 → 2007-09-13
    39 km wnw of timbiquí, colombia
  50. USGS-USP000FMC62007-09-03 → 2007-09-06
    183 km ene of kuril’sk, russia

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.