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

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 South Pacific Ocean

Archive · 3,740 cancelled

  1. USGS-US7000MT0E2024-06-17 → 2024-06-20
    133 km ese of neiafu, tonga
  2. USGS-US7000MSTJ2024-06-16 → 2024-06-19
    10 km sw of atiquipa, peru
  3. USGS-US7000MRBR2024-06-09 → 2024-06-12
    Earthquake magnitude 6.2 (mww) in 53.856S 133.951W, depth 10 km at 090955Z jun 24
    Pacific-antarctic Ridge
  4. USGS-US7000MRBQ2024-06-09 → 2024-06-12
    Earthquake magnitude 5.7 (mwb) in 54.401S 133.091W, depth 10 km at 090948Z jun 24
    Pacific-antarctic Ridge
  5. USGS-US7000MQBS2024-06-04 → 2024-06-07
    Earthquake magnitude 5.5 (mww) in 37.329S 094.641W, depth 10 km at 041832Z jun 24
    West Chile Rise
  6. USGS-US7000MQ7X2024-06-04 → 2024-06-07
    231 km e of levuka, fiji
  7. USGS-US7000MP9E2024-05-31 → 2024-06-03
    Earthquake magnitude 6.2 (mww) in 28.958S 176.865W, depth 16 km at 311554Z may 24
    Kermadec Islands Region
  8. USGS-US6000N1582024-05-26 → 2024-05-29
    70 km nw of fangale’ounga, tonga
  9. USGS-US6000MZJX2024-05-18 → 2024-05-21
    Earthquake magnitude 5.9 (mww) in 55.899S 123.301W, depth 10 km at 182357Z may 24
    Southern East Pacific Rise
  10. USGS-US6000MZAU2024-05-17 → 2024-05-20
    Earthquake magnitude 5.8 (mww) in 29.116S 178.535W, depth 191 km at 172058Z may 24
    Kermadec Islands, New Zealand
  11. USGS-US6000MYIH2024-05-14 → 2024-05-17
    Earthquake magnitude 5.6 (mww) in 54.879S 129.177W, depth 10 km at 141507Z may 24
    Pacific-antarctic Ridge
  12. USGS-US6000MY4X2024-05-12 → 2024-05-15
    Earthquake magnitude 5.8 (mww) in 31.494S 178.480W, depth 40 km at 121843Z may 24
    Kermadec Islands Region
  13. USGS-US6000MWFI2024-05-05 → 2024-05-08
    172 km wnw of pangai, tonga
  14. USGS-US7000MD3K2024-04-19 → 2024-04-22
    Earthquake magnitude 5.7 (mww) in 21.919S 170.869E, depth 87 km at 190918Z apr 24
    Southeast of the Loyalty Islands
  15. USGS-US7000MC4Q2024-04-09 → 2024-04-12
    35 km ese of ransiki, indonesia
  16. USGS-US7000MAW02024-04-09 → 2024-04-12
    34 km se of ransiki, indonesia
  17. USGS-US7000MAAH2024-04-05 → 2024-04-08
    74 km nw of neiafu, tonga
  18. USGS-US7000M90U2024-03-31 → 2024-04-03
    163 km nnw of houma, tonga
  19. HYDROPAC 1000/242024-03-27 → 2024-03-29
    Earthquake with magnitude of 6.7 has occurred in vicinity 20-54S 173-48E at 270128Z mar
    South Pacific
  20. USGS-US7000M86I2024-03-27 → 2024-03-30
    Earthquake magnitude 6.4 (mww) in 21.072S 173.737E, depth 10 km at 270128Z mar 24
    Vanuatu Region
  21. USGS-US7000M7XZ2024-03-25 → 2024-03-28
    Earthquake magnitude 5.5 (mww) in 59.054S 158.635E, depth 10 km at 251700Z mar 24
    Macquarie Island Region
  22. USGS-US6000MK0I2024-03-19 → 2024-03-22
    Earthquake magnitude 5.5 (mww) in 56.496S 143.388W, depth 10 km at 191807Z mar 24
    Pacific-antarctic Ridge
  23. USGS-US6000MJPW2024-03-19 → 2024-03-22
    Earthquake magnitude 5.5 (mww) in 31.298S 179.131W, depth 10 km at 190225Z mar 24
    Kermadec Islands Region
  24. USGS-US6000MJ772024-03-16 → 2024-03-19
    Earthquake magnitude 5.9 (mww) in 58.935S 158.354E, depth 10 km at 160014Z mar 24
    Macquarie Island Region
  25. USGS-US6000MGYJ2024-03-05 → 2024-03-08
    Earthquake magnitude 6.1 (mww) in 59.195S 158.761E, depth 10 km at 051952Z mar 24
    Macquarie Island Region
  26. USGS-US6000MGHC2024-03-03 → 2024-03-06
    Earthquake magnitude 6.8 (mww) in 58.888S 159.144E, depth 23 km at 031616Z mar 24
    Macquarie Island Region
  27. USGS-US6000MG8A2024-03-02 → 2024-03-05
    Earthquake magnitude 5.8 (mww) in 20.562S 178.344W, depth 546 km at 020026Z mar 24
    Fiji Region
  28. USGS-US7000M0ZQ2024-02-23 → 2024-02-26
    Earthquake magnitude 6.3 (mww) in 35.089S 110.775W, depth 10 km at 230151Z feb 24
    Southern East Pacific Rise
  29. USGS-US7000M0JB2024-02-21 → 2024-02-24
    182 km nw of lorengau, papua new guinea
  30. USGS-US7000LZZ22024-02-18 → 2024-02-21
    88 km w of hihifo, tonga
  31. USGS-US7000LZYU2024-02-18 → 2024-02-21
    177 km wnw of hihifo, tonga
  32. USGS-US7000LZ8A2024-02-14 → 2024-02-17
    Earthquake magnitude 5.6 (mww) in 16.658S 172.878E, depth 8 km at 141858Z feb 24
    Vanuatu Region
  33. USGS-US7000LZ232024-02-14 → 2024-02-17
    73 km wsw of vallenar, chile
  34. USGS-US7000LXYV2024-02-09 → 2024-02-12
    Earthquake magnitude 6.1 (mww) in 29.927S 177.232W, depth 13 km at 091057Z feb 24
    Kermadec Islands, New Zealand
  35. USGS-US7000LV7D2024-01-31 → 2024-02-03
    264 km sw of houma, tonga
  36. USGS-US6000M4JS2024-01-18 → 2024-01-21
    148 km nw of fangale’ounga, tonga
  37. USGS-US6000M4C92024-01-18 → 2024-01-21
    116 km wsw of houma, tonga
  38. USGS-US6000M2NR2024-01-09 → 2024-01-12
    134 km se of pangai, tonga
  39. USGS-US6000M27F2024-01-06 → 2024-01-09
    Earthquake magnitude 5.5 (mwb) in 24.402S 116.025W, depth 10 km at 061233Z jan 24
    Southern East Pacific Rise
  40. USGS-US6000M1LD2024-01-04 → 2024-01-07
    125 km w of houma, tonga
  41. USGS-US6000M0IC2023-12-30 → 2024-01-02
    Earthquake magnitude 5.8 (mww) in 49.327S 116.175W, depth 10 km at 300242Z dec 23
    Southern East Pacific Rise
  42. USGS-US6000M02B2023-12-27 → 2023-12-30
    Earthquake magnitude 5.8 (mww) in 53.090S 118.113W, depth 10 km at 272133Z dec 23
    Southern East Pacific Rise
  43. USGS-US7000LL6H2023-12-24 → 2023-12-27
    53 km sw of cañete, chile
  44. USGS-US7000LL642023-12-24 → 2023-12-27
    173 km ssw of ‘ohonua, tonga
  45. USGS-US7000LL5L2023-12-23 → 2023-12-26
    84 km se of pangai, tonga
  46. USGS-US7000LKPG2023-12-21 → 2023-12-24
    21 km n of tocopilla, chile
  47. USGS-US7000LJNA2023-12-17 → 2023-12-20
    132 km e of tadine, new caledonia
  48. USGS-US7000LIVW2023-12-14 → 2023-12-17
    Earthquake magnitude 5.6 (mww) in 55.959S 122.819W, depth 10 km at 140929Z dec 23
    Southern East Pacific Rise
  49. USGS-US7000LICT2023-12-12 → 2023-12-15
    103 km ese of fangale’ounga, tonga
  50. USGS-US7000LIBD2023-12-12 → 2023-12-15
    104 km ne of hihifo, tonga

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.

Earthquake & tsunami bulletins in the South Pacific Ocean — page 5 · seahazards