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 · 2 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-USP000H4WH2009-12-09 → 2009-12-12
    Earthquake magnitude 6.4 (mwc) in 22.150S 170.963E, depth 45 km at 090946Z dec 09
    Southeast of the Loyalty Islands
  2. USGS-USP000H4WE2009-12-09 → 2009-12-12
    Earthquake magnitude 5.6 (mwb) in 54.709S 135.814W, depth 10 km at 090748Z dec 09
    Pacific-antarctic Ridge
  3. USGS-USP000H4PT2009-12-03 → 2009-12-06
    Earthquake magnitude 6.0 (mwc) in 56.476S 122.321W, depth 10 km at 030612Z dec 09
    Southern East Pacific Rise
  4. USGS-USP000H4HA2009-11-28 → 2009-12-01
    Earthquake magnitude 6.0 (mwc) in 29.216S 177.018W, depth 28 km at 280921Z nov 09
    Kermadec Islands, New Zealand
  5. USGS-USP000H4CU2009-11-24 → 2009-11-27
    103 km sse of pangai, tonga
  6. USGS-USP000H4CS2009-11-24 → 2009-11-27
    104 km sse of pangai, tonga
  7. USGS-USP000H4B32009-11-22 → 2009-11-25
    Earthquake magnitude 6.2 (mwc) in 31.569S 179.467E, depth 436 km at 222247Z nov 09
    Kermadec Islands Region
  8. USGS-USP000H4B22009-11-22 → 2009-11-25
    134 km wnw of corral, chile
  9. USGS-USP000H4AB2009-11-22 → 2009-11-25
    241 km e of levuka, fiji
  10. USGS-USP000H4012009-11-13 → 2009-11-16
    92 km n of iquique, chile
  11. USGS-USP000H3Z22009-11-12 → 2009-11-15
    Earthquake magnitude 5.8 (mwc) in 20.979S 178.662W, depth 571 km at 120213Z nov 09
    Fiji Region
  12. USGS-USP000H3WN2009-11-09 → 2009-11-12
    77 km ene of ba, fiji
  13. USGS-USP000H3S92009-11-05 → 2009-11-08
    Earthquake magnitude 6.0 (mwc) in 52.292S 160.703E, depth 10 km at 050943Z nov 09
    Macquarie Island Region
  14. USGS-USP000H3NU2009-11-02 → 2009-11-05
    Earthquake magnitude 6.2 (mwb) in 24.121S 175.173W, depth 9 km at 021047Z nov 09
    South of Tonga
  15. USGS-USP000H3NA2009-11-01 → 2009-11-04
    49 km n of hihifo, tonga
  16. USGS-USP000H3H92009-10-28 → 2009-10-31
    47 km ene of hihifo, tonga
  17. USGS-USP000H3CV2009-10-25 → 2009-10-28
    Earthquake magnitude 6.0 (mwc) in 23.091S 179.205W, depth 418 km at 250753Z oct 09
    South of the Fiji Islands
  18. USGS-USP000H3AJ2009-10-23 → 2009-10-26
    7 km ene of manokwari, indonesia
  19. USGS-USP000H36D2009-10-19 → 2009-10-22
    159 km ssw of lotofag?, samoa
  20. USGS-USP000H35R2009-10-19 → 2009-10-22
    104 km ene of hihifo, tonga
  21. USGS-USP000H33J2009-10-17 → 2009-10-20
    198 km ese of hihifo, tonga
  22. USGS-USP000H2YB2009-10-14 → 2009-10-17
    159 km nw of hihifo, tonga
  23. USGS-USP000H2QX2009-10-11 → 2009-10-14
    249 km e of tadine, new caledonia
  24. USGS-USP000H2QF2009-10-10 → 2009-10-13
    85 km ene of hihifo, tonga
  25. USGS-USP000H2Q22009-10-10 → 2009-10-13
    55 km nnw of taltal, chile
  26. HYDROPAC 1828/092009-10-08 → 2009-10-08
    An earthquake occurred at 072203Z oct
  27. NAVAREA XII 460/092009-10-08 → 2009-10-08
    An earthquake occurred at 072203Z oct
  28. USGS-USP000H2EA2009-10-06 → 2009-10-09
    Earthquake magnitude 5.7 (mwc) in 4.533S 104.912W, depth 10 km at 060159Z oct 09
    Central East Pacific Rise
  29. USGS-USP000H2CQ2009-10-04 → 2009-10-07
    72 km se of hihifo, tonga
  30. USGS-USP000H2BY2009-10-04 → 2009-10-07
    66 km ese of hihifo, tonga
  31. USGS-USP000H2BN2009-10-04 → 2009-10-07
    128 km wnw of manokwari, indonesia
  32. USGS-USP000H2AB2009-10-03 → 2009-10-06
    138 km se of hihifo, tonga
  33. USGS-USP000H28M2009-10-02 → 2009-10-05
    Earthquake magnitude 6.0 (mwc) in 17.017S 174.505E, depth 10 km at 021547Z oct 09
    Fiji Region
  34. USGS-USP000H2722009-10-02 → 2009-10-05
    Earthquake magnitude 5.5 (mb) in 16.246S 173.468W, depth 10 km at 020109Z oct 09
    Tonga
  35. USGS-USP000H2712009-10-02 → 2009-10-05
    54 km se of hihifo, tonga
  36. USGS-USP000H25J2009-10-01 → 2009-10-04
    176 km se of hihifo, tonga
  37. USGS-USP000H24W2009-10-01 → 2009-10-04
    85 km ne of hihifo, tonga
  38. USGS-USP000H23S2009-09-30 → 2009-10-03
    215 km e of vao, new caledonia
  39. USGS-USP000H21J2009-09-29 → 2009-10-02
    134 km e of hihifo, tonga
  40. USGS-USP000H21B2009-09-29 → 2009-10-02
    59 km ne of hihifo, tonga
  41. HYDROPAC 1755/092009-09-29 → 2009-10-03
    An earthquake occurred at 280748Z sep
  42. NAVAREA XII 445/092009-09-29 → 2009-10-03
    An earthquake occurred at 280748Z sep
  43. USGS-USP000H1ZG2009-09-29 → 2009-10-02
    Earthquake magnitude 5.5 (mb) in 15.358S 173.239W, depth 2 km at 291840Z sep 09
    Tonga
  44. USGS-USP000H1ZA2009-09-29 → 2009-10-02
    60 km ese of hihifo, tonga
  45. USGS-USP000H1Z92009-09-29 → 2009-10-02
    92 km ese of hihifo, tonga
  46. USGS-USP000H1Z72009-09-29 → 2009-10-02
    198 km ssw of vailoatai, american samoa
  47. USGS-USP000H1Z12009-09-29 → 2009-10-02
    173 km ssw of matavai, samoa
  48. USGS-USP000H1YU2009-09-29 → 2009-10-02
    73 km ene of hihifo, tonga
  49. USGS-USP000H1YT2009-09-29 → 2009-10-02
    95 km ne of hihifo, tonga
  50. USGS-USP000H1YS2009-09-29 → 2009-10-02
    2009 samoa earthquake

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 44 · seahazards