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
17
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19
20
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26

By month (all years)

J
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J
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A
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Other hazards in the South Pacific Ocean

Archive · 3,740 cancelled

  1. USGS-US6000SARF2026-02-22 → 2026-02-25
    Earthquake magnitude 6.0 (mww) in 21.791S 179.632E, depth 636 km at 220743Z feb 26
    South of the Fiji Islands
  2. USGS-US6000S8GW2026-02-12 → 2026-02-15
    28 km sw of ovalle, chile
  3. USGS-US6000S7PK2026-02-10 → 2026-02-13
    140 km ne of hihifo, tonga
  4. USGS-US6000S7P72026-02-10 → 2026-02-13
    Earthquake magnitude 6.2 (mww) in 21.026S 178.378W, depth 513 km at 102044Z feb 26
    Fiji Region
  5. USGS-US6000S6CX2026-02-04 → 2026-02-07
    Earthquake magnitude 6.1 (mww) in 29.526S 178.597W, depth 167 km at 041039Z feb 26
    Kermadec Islands, New Zealand
  6. USGS-US6000S5S72026-01-31 → 2026-02-03
    99 km ene of ‘ohonua, tonga
  7. USGS-US7000RS3X2026-01-26 → 2026-01-29
    Earthquake magnitude 5.5 (mww) in 29.494S 177.259W, depth 18 km at 261125Z jan 26
    Kermadec Islands, New Zealand
  8. USGS-US7000RS3S2026-01-26 → 2026-01-29
    53 km ssw of ‘ohonua, tonga
  9. USGS-US7000RQJY2026-01-19 → 2026-01-22
    277 km ese of tadine, new caledonia
  10. USGS-US7000RPBG2026-01-13 → 2026-01-16
    Earthquake magnitude 5.6 (mww) in 29.822S 111.874W, depth 10 km at 130339Z jan 26
    Easter Island Region
  11. USGS-US7000RNSX2026-01-10 → 2026-01-13
    Earthquake magnitude 5.5 (mww) in 26.209S 177.576W, depth 159 km at 100006Z jan 26
    South of the Fiji Islands
  12. USGS-US7000RNBI2026-01-07 → 2026-01-10
    Earthquake magnitude 5.5 (mww) in 23.422S 179.921W, depth 539 km at 072200Z jan 26
    South of the Fiji Islands
  13. USGS-US7000RL572025-12-28 → 2025-12-31
    43 km w of puerto santa, peru
  14. USGS-US7000RKVC2025-12-26 → 2025-12-29
    129 km ese of alo, wallis and futuna
  15. USGS-US6000RVX42025-12-19 → 2025-12-22
    138 km ne of labasa, fiji
  16. USGS-US7000RFG12025-12-04 → 2025-12-07
    Earthquake magnitude 5.5 (mww) in 55.382S 128.103W, depth 10 km at 040312Z dec 25
    Pacific-antarctic Ridge
  17. USGS-US6000RS3K2025-12-02 → 2025-12-05
    Earthquake magnitude 5.6 (mww) in 20.857S 178.954W, depth 620 km at 022335Z dec 25
    Fiji Region
  18. USGS-US7000RENA2025-11-29 → 2025-12-02
    Earthquake magnitude 5.8 (mww) in 56.511S 147.451E, depth 10 km at 292247Z nov 25
    West of Macquarie Island
  19. USGS-US7000REKP2025-11-29 → 2025-12-02
    Earthquake magnitude 5.9 (mww) in 52.366S 151.808E, depth 10 km at 290803Z nov 25
    West of Macquarie Island
  20. USGS-US7000REA02025-11-28 → 2025-12-01
    131 km wnw of hihifo, tonga
  21. USGS-US6000RPJB2025-11-21 → 2025-11-24
    Earthquake magnitude 5.6 (mww) in 24.243S 179.847E, depth 516 km at 211237Z nov 25
    South of the Fiji Islands
  22. USGS-US6000RND32025-11-14 → 2025-11-17
    214 km wnw of hihifo, tonga
  23. USGS-US6000RN4X2025-11-13 → 2025-11-16
    Earthquake magnitude 5.7 (mww) in 56.848S 142.130W, depth 10 km at 130941Z nov 25
    Pacific-antarctic Ridge
  24. USGS-US6000RMGE2025-11-09 → 2025-11-12
    Earthquake magnitude 5.6 (mww) in 55.410S 128.485W, depth 10 km at 091521Z nov 25
    Pacific-antarctic Ridge
  25. USGS-US6000RM7Z2025-11-08 → 2025-11-11
    Earthquake magnitude 5.6 (mww) in 18.516S 177.797W, depth 496 km at 080415Z nov 25
    Fiji Region
  26. USGS-US6000RL7B2025-11-03 → 2025-11-06
    111 km w of copiapó, chile
  27. USGS-US6000RKC02025-10-30 → 2025-11-02
    Earthquake magnitude 5.5 (mww) in 27.447S 178.334W, depth 289 km at 300852Z oct 25
    Kermadec Islands Region
  28. USGS-US6000RIK72025-10-22 → 2025-10-25
    19 km wnw of piñas, ecuador
  29. USGS-US6000RHG52025-10-16 → 2025-10-19
    192 km wnw of abepura, indonesia
  30. USGS-US6000RH9M2025-10-15 → 2025-10-18
    33 km wsw of ovalle, chile
  31. USGS-US6000RF2J2025-10-06 → 2025-10-09
    Earthquake magnitude 5.6 (mww) in 21.101S 175.520E, depth 582 km at 061208Z oct 25
    South of the Fiji Islands
  32. USGS-US6000RDEX2025-09-28 → 2025-10-01
    Earthquake magnitude 5.5 (mww) in 23.877S 178.811E, depth 574 km at 280853Z sep 25
    South of the Fiji Islands
  33. USGS-US6000RCDC2025-09-23 → 2025-09-26
    47 km ssw of san juan, peru
  34. USGS-US7000QX1Z2025-09-18 → 2025-09-21
    26 km s of nabire, indonesia
  35. USGS-US7000QUVP2025-09-08 → 2025-09-11
    Earthquake magnitude 6.4 (mww) in 21.003S 173.705E, depth 10 km at 082147Z sep 25
    Vanuatu Region
  36. USGS-US7000QQXT2025-08-26 → 2025-08-29
    230 km e of levuka, fiji
  37. USGS-US6000R3852025-08-23 → 2025-08-26
    Earthquake magnitude 5.5 (mww) in 24.674S 175.888W, depth 10 km at 230010Z aug 25
    South of Tonga
  38. USGS-US6000R1YQ2025-08-18 → 2025-08-21
    Earthquake magnitude 5.6 (mww) in 24.373S 175.969W, depth 12 km at 182303Z aug 25
    South of Tonga
  39. USGS-US6000R1UD2025-08-18 → 2025-08-21
    Earthquake magnitude 5.6 (mww) in 44.754S 079.941W, depth 10 km at 180710Z aug 25
    Off the Coast of Aisen, Chile
  40. USGS-US6000R1L52025-08-16 → 2025-08-19
    Earthquake magnitude 5.6 (mww) in 23.183S 170.808E, depth 11 km at 161208Z aug 25
    Southeast of the Loyalty Islands
  41. USGS-US6000R0L42025-08-14 → 2025-08-17
    151 km e of neiafu, tonga
  42. USGS-US6000R03I2025-08-12 → 2025-08-15
    93 km nne of hihifo, tonga
  43. USGS-US6000R01M2025-08-12 → 2025-08-15
    195 km wnw of abepura, indonesia
  44. USGS-US6000QYWK2025-08-07 → 2025-08-10
    74 km e of kokopo, papua new guinea
  45. USGS-US6000QXSV2025-08-03 → 2025-08-06
    Earthquake magnitude 6.3 (mww) in 55.228S 128.651W, depth 10 km at 030457Z aug 25
    Pacific-antarctic Ridge
  46. USGS-US6000QXSD2025-08-03 → 2025-08-06
    Earthquake magnitude 5.8 (mww) in 55.364S 127.836W, depth 10 km at 030226Z aug 25
    Pacific-antarctic Ridge
  47. USGS-US6000QW1A2025-07-29 → 2025-08-01
    Earthquake magnitude 6.6 (mww) in 23.450S 178.858E, depth 553 km at 291753Z jul 25
    South of the Fiji Islands
  48. USGS-US6000QW182025-07-29 → 2025-08-01
    Earthquake magnitude 5.8 (mww) in 23.509S 178.962E, depth 550 km at 291746Z jul 25
    South of the Fiji Islands
  49. USGS-US6000QVVP2025-07-28 → 2025-07-31
    Earthquake magnitude 5.8 (mb) in 57.907S 157.619E, depth 10 km at 282215Z jul 25
    Macquarie Island Region
  50. USGS-US6000QVSF2025-07-28 → 2025-07-31
    Earthquake magnitude 7.0 (mww) in 57.605S 157.039E, depth 31 km at 282210Z jul 25
    Macquarie Island 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.