Earthquake & tsunami bulletins in the South Pacific Ocean

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

in force
1
last 12 months
86
vs previous 12 (95)
-9%
since 1997
3,741

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. USGS-US7000TDMSin force2026-09-02
    An earthquake of magnitude 5.9 occurs at 34.981S 109.026W, depth 10 km, on September 26.
    Southern East Pacific Rise

Longest in force

  1. USGS-US7000TDMSin force2026-09-02 · 1 d
    An earthquake of magnitude 5.9 occurs at 34.981S 109.026W, depth 10 km, on September 26.
    Southern East Pacific Rise

By year

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09
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16
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19
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By month (all years)

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Other hazards in the South Pacific Ocean

Archive · 3,740 cancelled

  1. USGS-US7000LIB12023-12-12 → 2023-12-15
    155 km wnw of neiafu, tonga
  2. USGS-US7000LI152023-12-11 → 2023-12-14
    174 km nw of fangale’ounga, tonga
  3. USGS-US7000LHXA2023-12-10 → 2023-12-13
    Earthquake magnitude 5.5 (mww) in 24.012S 115.398W, depth 10 km at 101329Z dec 23
    Southern East Pacific Rise
  4. USGS-US7000LHWV2023-12-10 → 2023-12-13
    53 km ssw of paracas, peru
  5. USGS-US7000LGSS2023-12-07 → 2023-12-10
    Earthquake magnitude 5.7 (mww) in 35.150S 104.493W, depth 10 km at 070117Z dec 23
    Southeast of Easter Island
  6. USGS-US7000LGXH2023-12-05 → 2023-12-08
    Earthquake magnitude 5.5 (mww) in 57.247S 141.096W, depth 10 km at 051716Z dec 23
    Pacific-antarctic Ridge
  7. USGS-US7000LFEV2023-12-02 → 2023-12-05
    Earthquake magnitude 5.5 (mww) in 55.713S 147.105E, depth 11 km at 021402Z dec 23
    West of Macquarie Island
  8. USGS-US7000LEA42023-11-28 → 2023-12-01
    Earthquake magnitude 5.8 (mww) in 21.145S 174.050E, depth 10 km at 280739Z nov 23
    Vanuatu Region
  9. USGS-US6000LQZ92023-11-27 → 2023-11-30
    Earthquake magnitude 5.5 (mww) in 21.021S 173.893E, depth 10 km at 270331Z nov 23
    Vanuatu Region
  10. USGS-US6000LPII2023-11-19 → 2023-11-22
    159 km nw of neiafu, tonga
  11. USGS-USD00103Y72023-11-14 → 2023-11-17
    Earthquake magnitude 5.5 (mww) in 32.577S 179.458W, depth 83 km at 140746Z nov 23
    South of the Kermadec Islands
  12. USGS-US7000LAN32023-11-13 → 2023-11-16
    Earthquake magnitude 5.7 (mww) in 30.672S 179.798W, depth 414 km at 131440Z nov 23
    Kermadec Islands Region
  13. USGS-US7000L9AZ2023-11-07 → 2023-11-10
    57 km nne of auki, solomon islands
  14. USGS-US7000L7SI2023-10-31 → 2023-11-03
    80 km wsw of vallenar, chile
  15. USGS-US7000L7QY2023-10-31 → 2023-11-03
    185 km ene of levuka, fiji
  16. USGS-US7000L73X2023-10-28 → 2023-10-31
    69 km wnw of kirakira, solomon islands
  17. USGS-US7000L73E2023-10-28 → 2023-10-31
    126 km wnw of houma, tonga
  18. USGS-US7000L6QK2023-10-27 → 2023-10-30
    123 km n of neiafu, tonga
  19. USGS-US7000L6GR2023-10-26 → 2023-10-29
    Earthquake magnitude 5.9 (mww) in 58.843S 149.000E, depth 10 km at 260721Z oct 23
    West of Macquarie Island
  20. USGS-US6000LHGD2023-10-23 → 2023-10-26
    Earthquake magnitude 6.0 (mww) in 29.933S 177.450W, depth 19 km at 231010Z oct 23
    Kermadec Islands, New Zealand
  21. USGS-US6000LHCH2023-10-22 → 2023-10-25
    Earthquake magnitude 5.5 (mww) in 23.694S 179.358E, depth 532 km at 221931Z oct 23
    South of the Fiji Islands
  22. USGS-US6000LGCA2023-10-18 → 2023-10-21
    Earthquake magnitude 5.5 (mww) in 55.316S 128.437W, depth 10 km at 181029Z oct 23
    Pacific-antarctic Ridge
  23. USGS-US6000LG4Y2023-10-17 → 2023-10-20
    Earthquake magnitude 5.6 (mww) in 22.158S 170.737E, depth 10 km at 171340Z oct 23
    Southeast of the Loyalty Islands
  24. USGS-US6000LFHL2023-10-14 → 2023-10-17
    Earthquake magnitude 5.7 (mww) in 31.307S 179.727E, depth 401 km at 140634Z oct 23
    Kermadec Islands Region
  25. USGS-US6000LEG02023-10-10 → 2023-10-13
    65 km nw of hihifo, tonga
  26. USGS-US6000LCE42023-10-03 → 2023-10-06
    159 km e of kokopo, papua new guinea
  27. USGS-US6000LBK52023-09-29 → 2023-10-02
    114 km ese of kokopo, papua new guinea
  28. USGS-US6000LB6A2023-09-27 → 2023-09-30
    Earthquake magnitude 5.6 (mww) in 53.527S 134.774W, depth 10 km at 271737Z sep 23
    Pacific-antarctic Ridge
  29. USGS-US7000KX4L2023-09-21 → 2023-09-24
    Earthquake magnitude 5.6 (mww) in 30.665S 178.240W, depth 34 km at 211520Z sep 23
    Kermadec Islands, New Zealand
  30. USGS-US7000KWWQ2023-09-20 → 2023-09-23
    Earthquake magnitude 5.8 (mww) in 4.644S 105.882W, depth 10 km at 201503Z sep 23
    Central East Pacific Rise
  31. USGS-US7000KWW32023-09-20 → 2023-09-23
    Earthquake magnitude 5.9 (mww) in 4.587S 105.609W, depth 10 km at 201445Z sep 23
    Central East Pacific Rise
  32. USGS-US7000KW0L2023-09-15 → 2023-09-18
    122 km w of copiapó, chile
  33. USGS-US7000KVV12023-09-14 → 2023-09-17
    Earthquake magnitude 5.6 (mww) in 36.496S 098.088W, depth 10 km at 142251Z sep 23
    Southeast of Easter Island
  34. USGS-US7000KVHU2023-09-13 → 2023-09-16
    Earthquake magnitude 6.1 (mww) in 36.230S 097.931W, depth 10 km at 131149Z sep 23
    West Chile Rise
  35. USGS-US7000KV1X2023-09-11 → 2023-09-14
    86 km wnw of copiapó, chile
  36. USGS-US7000KUIK2023-09-09 → 2023-09-12
    Earthquake magnitude 5.8 (mww) in 4.759S 105.548W, depth 10 km at 090309Z sep 23
    Central East Pacific Rise
  37. USGS-US7000KU472023-09-08 → 2023-09-11
    Earthquake magnitude 6.6 (mww) in 32.800S 179.374W, depth 79 km at 080909Z sep 23
    South of the Kermadec Islands
  38. USGS-US7000KTTI2023-09-06 → 2023-09-09
    38 km ssw of coquimbo, chile
  39. USGS-US7000KTAI2023-09-05 → 2023-09-08
    Earthquake magnitude 5.7 (mww) in 23.954S 175.506E, depth 11 km at 050055Z sep 23
    South of the Fiji Islands
  40. USGS-US7000KNSR2023-08-16 → 2023-08-19
    Earthquake magnitude 5.5 (mww) in 24.592S 176.008W, depth 29 km at 161600Z aug 23
    South of the Fiji Islands
  41. USGS-US6000KYPH2023-08-08 → 2023-08-11
    105 km ne of hihifo, tonga
  42. USGS-US6000KY7N2023-08-06 → 2023-08-09
    Earthquake magnitude 5.5 (mww) in 54.307S 136.606W, depth 10 km at 060404Z aug 23
    Pacific-antarctic Ridge
  43. USGS-US6000KX7W2023-08-02 → 2023-08-05
    Earthquake magnitude 5.8 (mww) in 21.604S 179.285W, depth 619 km at 020132Z aug 23
    Fiji Region
  44. USGS-US6000KVTK2023-07-27 → 2023-07-30
    107 km ese of hihifo, tonga
  45. USGS-US7000KHW82023-07-24 → 2023-07-27
    665 km s of suva, fiji
  46. USGS-US7000KHGR2023-07-21 → 2023-07-24
    151 km s of ‘ohonua, tonga
  47. USGS-US7000KEQU2023-07-10 → 2023-07-13
    Earthquake magnitude 5.6 (mww) in 34.951S 107.746W, depth 10 km at 102134Z jul 23
    Southern East Pacific Rise
  48. USGS-US6000KPLS2023-07-02 → 2023-07-05
    132 km nw of neiafu, tonga
  49. USGS-US6000KPJK2023-07-02 → 2023-07-05
    249 km ssw of ‘ohonua, tonga
  50. USGS-US6000KNJZ2023-06-28 → 2023-07-01
    93 km w of labasa, fiji

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.