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
2
last 12 months
88
vs previous 12 (95)
-7%
since 1997
3,743

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-US7000TEK0in force2026-09-05
    Earthquake magnitude 5.6 struck 96 km ESE of Isangel, Vanuatu, at depth 10 km on 05 September 2026.
  2. USGS-US7000TEJIin force2026-09-05
    Earthquake magnitude 5.5 occurs 157 km east of Kokopo, Papua New Guinea, depth 114 km at 05:14 UTC September 26.

Longest in force

  1. USGS-US7000TEJIin force2026-09-05 · 0 d
    Earthquake magnitude 5.5 occurs 157 km east of Kokopo, Papua New Guinea, depth 114 km at 05:14 UTC September 26.
  2. USGS-US7000TEK0in force2026-09-05 · 0 d
    Earthquake magnitude 5.6 struck 96 km ESE of Isangel, Vanuatu, at depth 10 km on 05 September 2026.

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 · 3,741 cancelled

  1. USGS-USP000892B1997-10-15 → 1997-10-18
    36 km sw of monte patria, chile
  2. USGS-USP000890Q1997-10-14 → 1997-10-17
    192 km wsw of haveluloto, tonga
  3. USGS-USP00088R61997-10-08 → 1997-10-11
    Earthquake magnitude 5.7 (mwc) in 29.250S 178.355E, depth 617 km at 081047Z oct 97
    Kermadec Islands Region
  4. USGS-USP00088PX1997-10-07 → 1997-10-10
    Earthquake magnitude 5.9 (mwc) in 31.845S 178.318W, depth 33 km at 071315Z oct 97
    Kermadec Islands Region
  5. USGS-USP00088HE1997-10-04 → 1997-10-07
    Earthquake magnitude 5.7 (mwc) in 35.286S 106.708W, depth 10 km at 041831Z oct 97
    Southern East Pacific Rise
  6. USGS-USP000880J1997-09-25 → 1997-09-28
    Earthquake magnitude 5.5 (mwc) in 27.092S 176.779W, depth 41 km at 252326Z sep 97
    Kermadec Islands Region
  7. USGS-USP00087SP1997-09-20 → 1997-09-23
    Earthquake magnitude 5.6 (mwc) in 16.376S 177.579W, depth 33 km at 202214Z sep 97
    Fiji Region
  8. USGS-USP00087SC1997-09-20 → 1997-09-23
    Earthquake magnitude 5.6 (mb) in 28.895S 177.654W, depth 74 km at 201811Z sep 97
    Kermadec Islands Region
  9. USGS-USP00087S61997-09-20 → 1997-09-23
    Earthquake magnitude 7.0 (mwc) in 28.683S 177.624W, depth 30 km at 201611Z sep 97
    Kermadec Islands Region
  10. USGS-USP00087E51997-09-11 → 1997-09-14
    Earthquake magnitude 5.6 (mwc) in 36.230S 101.031W, depth 10 km at 112220Z sep 97
    Southeast of Easter Island
  11. USGS-USP00087CB1997-09-10 → 1997-09-13
    58 km e of ‘ohonua, tonga
  12. USGS-USP00087401997-09-04 → 1997-09-07
    Earthquake magnitude 6.8 (mwc) in 26.569S 178.336E, depth 625 km at 040423Z sep 97
    South of the Fiji Islands
  13. USGS-USP000872Q1997-09-03 → 1997-09-06
    Earthquake magnitude 6.1 (mwc) in 55.190S 128.989W, depth 10 km at 030622Z sep 97
    Pacific-antarctic Ridge
  14. USGS-USP00086U21997-08-29 → 1997-09-01
    206 km wnw of hihifo, tonga
  15. USGS-USP00086RB1997-08-26 → 1997-08-29
    Earthquake magnitude 5.7 (mwc) in 25.511S 178.331E, depth 610 km at 261522Z aug 97
    South of the Fiji Islands
  16. USGS-USP00086PW1997-08-25 → 1997-08-28
    269 km w of haveluloto, tonga
  17. USGS-USP00086DH1997-08-18 → 1997-08-21
    103 km se of hihifo, tonga
  18. USGS-USP00086DE1997-08-18 → 1997-08-21
    64 km w of coquimbo, chile
  19. USGS-USP000869C1997-08-15 → 1997-08-18
    44 km ssw of sechura, peru
  20. USGS-USP000868G1997-08-15 → 1997-08-18
    Earthquake magnitude 6.3 (mwb) in 4.373S 105.698W, depth 10 km at 150737Z aug 97
    Central East Pacific Rise
  21. USGS-USP00085YY1997-08-08 → 1997-08-11
    168 km sw of leava, wallis and futuna
  22. USGS-USP00085WC1997-08-07 → 1997-08-10
    Earthquake magnitude 5.6 (mwc) in 23.507S 179.104E, depth 550 km at 070104Z aug 97
    South of the Fiji Islands
  23. USGS-USP00085W51997-08-06 → 1997-08-09
    66 km w of ovalle, chile
  24. USGS-USP00085T11997-08-04 → 1997-08-07
    193 km wnw of hihifo, tonga
  25. USGS-USP00085SY1997-08-04 → 1997-08-07
    181 km wnw of hihifo, tonga
  26. USGS-USP00085DT1997-07-27 → 1997-07-30
    64 km w of ovalle, chile
  27. USGS-USP00085AU1997-07-25 → 1997-07-28
    73 km w of ovalle, chile
  28. USGS-USP00085AT1997-07-25 → 1997-07-28
    78 km w of ovalle, chile
  29. USGS-USP00085AK1997-07-25 → 1997-07-28
    69 km wnw of ovalle, chile
  30. USGS-USP000859S1997-07-24 → 1997-07-27
    78 km w of ovalle, chile
  31. USGS-USP000855A1997-07-21 → 1997-07-24
    69 km sw of coquimbo, chile
  32. USGS-USP00085531997-07-21 → 1997-07-24
    Earthquake magnitude 5.5 (mwc) in 29.974S 071.781W, depth 33 km at 211754Z jul 97
    Near the Coast of Coquimbo, Chile
  33. USGS-USP000851V1997-07-19 → 1997-07-22
    245 km e of vao, new caledonia
  34. USGS-USP000851M1997-07-19 → 1997-07-22
    80 km nnw of la serena, chile
  35. USGS-USP00084NP1997-07-10 → 1997-07-13
    100 km sw of tocopilla, chile
  36. USGS-USP00084FX1997-07-06 → 1997-07-09
    55 km wsw of coquimbo, chile
  37. USGS-USP00084EZ1997-07-06 → 1997-07-09
    52 km wsw of coquimbo, chile
  38. USGS-USP000845Z1997-06-30 → 1997-07-03
    11 km nnw of la breita, peru
  39. USGS-USP000840P1997-06-26 → 1997-06-29
    Earthquake magnitude 6.3 (mwb) in 49.692S 114.570W, depth 10 km at 261921Z jun 97
    Southern East Pacific Rise
  40. USGS-USP00083Y11997-06-25 → 1997-06-28
    80 km e of hihifo, tonga
  41. USGS-USP00083X81997-06-24 → 1997-06-27
    Earthquake magnitude 5.9 (mwc) in 20.703S 174.178E, depth 33 km at 241617Z jun 97
    Vanuatu Region
  42. USGS-USP00083D71997-06-11 → 1997-06-14
    197 km e of levuka, fiji
  43. USGS-USP00083D21997-06-11 → 1997-06-14
    Earthquake magnitude 5.8 (mwc) in 23.970S 177.509W, depth 164 km at 110929Z jun 97
    South of the Fiji Islands
  44. USGS-USP00083CD1997-06-10 → 1997-06-13
    Earthquake magnitude 6.5 (mwc) in 35.815S 108.135W, depth 10 km at 102153Z jun 97
    Southern East Pacific Rise
  45. USGS-USP00083AJ1997-06-09 → 1997-06-12
    Earthquake magnitude 6.0 (mwc) in 21.331S 171.542E, depth 33 km at 090724Z jun 97
    Southeast of the Loyalty Islands
  46. USGS-USP000836X1997-06-06 → 1997-06-09
    Earthquake magnitude 5.6 (mwc) in 57.584S 157.674E, depth 10 km at 060840Z jun 97
    Macquarie Island Region
  47. USGS-USP000835Q1997-06-05 → 1997-06-08
    Earthquake magnitude 5.7 (mwc) in 56.614S 147.834E, depth 10 km at 051244Z jun 97
    West of Macquarie Island
  48. USGS-USP00082YT1997-05-29 → 1997-06-01
    Earthquake magnitude 6.5 (mwc) in 35.964S 102.511W, depth 10 km at 291702Z may 97
    Southeast of Easter Island
  49. USGS-USP00082W81997-05-27 → 1997-05-30
    100 km ne of hihifo, tonga
  50. USGS-USP00082W31997-05-27 → 1997-05-30
    96 km nne 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 74 · seahazards