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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By month (all years)

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Other hazards in the South Pacific Ocean

Archive · 3,740 cancelled

  1. USGS-US7000BFMJ2020-09-01 → 2020-09-04
    88 km nw of vallenar, chile
  2. USGS-US7000BFJX2020-09-01 → 2020-09-04
    78 km nw of vallenar, chile
  3. USGS-US7000BFJR2020-09-01 → 2020-09-04
    86 km nw of vallenar, chile
  4. USGS-US7000BFFS2020-08-31 → 2020-09-03
    Earthquake magnitude 5.8 (mww) in 54.971S 130.190W, depth 10 km at 312028Z aug 20
    Pacific-antarctic Ridge
  5. USGS-US7000BEEK2020-08-28 → 2020-08-31
    116 km ne of maketu, new zealand
  6. USGS-US7000BCGC2020-08-25 → 2020-08-28
    9 km wnw of papayal, peru
  7. USGS-US7000BC4W2020-08-24 → 2020-08-27
    79 km nnw of hihifo, tonga
  8. USGS-US7000BCMY2020-08-22 → 2020-08-25
    Earthquake magnitude 5.6 (mww) in 49.900S 115.626W, depth 10 km at 221158Z aug 20
    Southern East Pacific Rise
  9. USGS-US6000BF3F2020-08-15 → 2020-08-18
    Earthquake magnitude 5.8 (mww) in 22.758S 112.316W, depth 10 km at 150640Z aug 20
    Easter Island Region
  10. USGS-US6000B88W2020-08-02 → 2020-08-05
    Earthquake magnitude 5.7 (mww) in 20.817S 173.473E, depth 10 km at 020301Z aug 20
    Vanuatu Region
  11. USGS-US6000B84U2020-08-01 → 2020-08-04
    189 km ssw of ‘ohonua, tonga
  12. USGS-US6000B72L2020-07-30 → 2020-08-02
    83 km se of neiafu, tonga
  13. USGS-US7000ASMS2020-07-21 → 2020-07-24
    Earthquake magnitude 6.0 (mww) in 20.805S 178.632W, depth 605 km at 212056Z jul 20
    Fiji Region
  14. USGS-US7000AQWD2020-07-18 → 2020-07-21
    141 km ene of hihifo, tonga
  15. USGS-US7000AQ5P2020-07-17 → 2020-07-20
    3 km se of iquique, chile
  16. USGS-US6000AGJG2020-06-22 → 2020-06-25
    Earthquake magnitude 5.5 (mww) in 33.793S 178.143W, depth 11 km at 221429Z jun 20
    South of the Kermadec Islands
  17. USGS-US6000AERR2020-06-19 → 2020-06-22
    200 km ene of levuka, fiji
  18. USGS-US6000AEA82020-06-18 → 2020-06-21
    Earthquake magnitude 5.5 (mb) in 33.257S 177.918W, depth 10 km at 181611Z jun 20
    South of the Kermadec Islands
  19. USGS-US6000AE7Q2020-06-18 → 2020-06-21
    Earthquake magnitude 5.5 (mb) in 33.156S 177.970W, depth 10 km at 181506Z jun 20
    South of the Kermadec Islands
  20. HYDROPAC 1807/202020-06-18 → 2020-06-18
    Earthquake with a preliminary magnitude of 7.4 has occurred at 181250Z jun, preliminary location 33-30S…
    South Pacific
  21. USGS-US6000AE4N2020-06-18 → 2020-06-21
    Earthquake magnitude 7.4 (mww) in 33.293S 177.857W, depth 10 km at 181249Z jun 20
    South of the Kermadec Islands
  22. USGS-US6000ADB02020-06-17 → 2020-06-20
    128 km w of hihifo, tonga
  23. USGS-US6000A93J2020-06-10 → 2020-06-13
    Earthquake magnitude 5.9 (mww) in 23.457S 179.227E, depth 541 km at 100429Z jun 20
    South of the Fiji Islands
  24. USGS-US6000A74V2020-06-06 → 2020-06-09
    96 km nnw of ba, fiji
  25. USGS-US6000A5322020-06-03 → 2020-06-06
    Earthquake magnitude 6.0 (mww) in 24.675S 176.711W, depth 70 km at 030931Z jun 20
    South of the Fiji Islands
  26. USGS-US6000A3CN2020-05-31 → 2020-06-03
    Earthquake magnitude 5.8 (mww) in 23.904S 176.603W, depth 128 km at 312325Z may 20
    South of the Fiji Islands
  27. USGS-US6000A0X52020-05-28 → 2020-05-31
    Earthquake magnitude 5.8 (mww) in 27.712S 174.833W, depth 10 km at 280946Z may 20
    Kermadec Islands Region
  28. USGS-US6000A0UM2020-05-28 → 2020-05-31
    111 km sse of ‘ohonua, tonga
  29. USGS-US70009GU82020-05-15 → 2020-05-18
    98 km ene of hihifo, tonga
  30. USGS-US70009GSJ2020-05-15 → 2020-05-18
    87 km ene of hihifo, tonga
  31. USGS-US70009FUN2020-05-14 → 2020-05-17
    Earthquake magnitude 5.7 (mww) in 35.786S 102.898W, depth 10 km at 140555Z may 20
    Southeast of Easter Island
  32. USGS-US70009BN42020-05-07 → 2020-05-10
    215 km nnw of arawa, papua new guinea
  33. USGS-US60009A5H2020-04-22 → 2020-04-25
    100 km sw of ‘ohonua, tonga
  34. USGS-US70008VSP2020-04-14 → 2020-04-17
    Earthquake magnitude 6.0 (mww) in 30.389S 176.348W, depth 31 km at 140106Z apr 20
    Kermadec Islands Region
  35. USGS-US70008RJE2020-04-08 → 2020-04-11
    167 km sse of alo, wallis and futuna
  36. USGS-US70008IDE2020-03-29 → 2020-04-01
    166 km e of tadine, new caledonia
  37. USGS-US70008ERI2020-03-23 → 2020-03-26
    Earthquake magnitude 5.5 (mww) in 25.281S 179.721E, depth 506 km at 232033Z mar 20
    South of the Fiji Islands
  38. USGS-US70008E912020-03-22 → 2020-03-25
    Earthquake magnitude 6.1 (mww) in 4.674S 104.952W, depth 10 km at 222238Z mar 20
    Central East Pacific Rise
  39. USGS-US60008H762020-03-17 → 2020-03-20
    171 km e of hihifo, tonga
  40. USGS-US60008GZT2020-03-17 → 2020-03-20
    54 km nnw of tomé, chile
  41. USGS-US60008HPV2020-03-14 → 2020-03-17
    211 km ne of opotiki, new zealand
  42. USGS-US60008FL82020-03-14 → 2020-03-17
    Earthquake magnitude 6.4 (mww) in 27.367S 175.610W, depth 11 km at 141001Z mar 20
    Kermadec Islands Region
  43. USGS-US60008E9X2020-03-12 → 2020-03-15
    127 km ese of neiafu, tonga
  44. USGS-US600085X52020-02-28 → 2020-03-02
    117 km ese of neiafu, tonga
  45. USGS-US70007UY42020-02-22 → 2020-02-25
    Earthquake magnitude 5.5 (mww) in 38.146S 093.750W, depth 10 km at 222312Z feb 20
    West Chile Rise
  46. USGS-US70007UVU2020-02-22 → 2020-02-25
    62 km sse of ‘ohonua, tonga
  47. USGS-US70007QT02020-02-15 → 2020-02-18
    104 km ne of labasa, fiji
  48. USGS-US70007Q3M2020-02-14 → 2020-02-17
    Earthquake magnitude 5.6 (mww) in 56.655S 142.286W, depth 10 km at 140559Z feb 20
    Pacific-antarctic Ridge
  49. USGS-US70007J072020-02-05 → 2020-02-08
    Earthquake magnitude 5.8 (mww) in 54.597S 158.737E, depth 10 km at 051217Z feb 20
    Macquarie Island Region
  50. USGS-US60007LBM2020-01-31 → 2020-02-03
    Earthquake magnitude 5.7 (mww) in 25.366S 178.400E, depth 575 km at 311353Z jan 20
    South of the Fiji Islands

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.