Earthquake & tsunami bulletins in 2023

Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay.

issued in 2023
490
still in force
0
vs 2022
+17%
first · last
01-01 · 12-30

By month

J
F
M
A
M
J
J
A
S
O
N
D

By NAVAREA series

  • USGS earthquakes464
  • HYDROPAC22
  • NAVAREA XII4

Where · top seas

South Pacific Ocean13334%
Philippine Sea5915%
North Pacific Ocean5614%
Indian Ocean328%
Coral Sea277%
South Atlantic Ocean215%
Bismarck Sea205%
Banda Sea185%
Solomon Sea154%
Molukka Sea123%

All earthquake & tsunami bulletins issued in 2023 · 490

  1. USGS-US6000LDUJ2023-10-07 → 2023-10-10
    43 km se of madang, papua new guinea
  2. USGS-US6000LDSF2023-10-07 → 2023-10-10
    37 km se of madang, papua new guinea
  3. USGS-US6000LDQF2023-10-07 → 2023-10-10
    48 km se of madang, papua new guinea
  4. USGS-US6000LDQD2023-10-07 → 2023-10-10
    54 km se of madang, papua new guinea
  5. USGS-US6000LDNY2023-10-07 → 2023-10-10
    2 km s of paso real de sarabia, mexico
  6. USGS-US6000LDDT2023-10-06 → 2023-10-09
    Earthquake magnitude 5.5 (mww) in 30.106N 139.991E, depth 10 km at 060549Z oct 23
    Izu Islands, Japan Region
  7. USGS-US6000LDBB2023-10-06 → 2023-10-09
    Earthquake magnitude 6.1 (mww) in 30.141N 139.968E, depth 10 km at 060131Z oct 23
    Izu Islands, Japan Region
  8. USGS-US6000LD0F2023-10-05 → 2023-10-08
    Earthquake magnitude 5.7 (mww) in 30.088N 140.028E, depth 10 km at 050622Z oct 23
    Izu Islands, Japan Region
  9. USGS-US6000LCZF2023-10-05 → 2023-10-08
    Earthquake magnitude 5.7 (mww) in 29.944N 139.872E, depth 10 km at 050253Z oct 23
    Izu Islands, Japan Region
  10. USGS-US6000LCZ12023-10-05 → 2023-10-08
    Earthquake magnitude 6.1 (mww) in 29.847N 139.990E, depth 10 km at 050159Z oct 23
    Izu Islands, Japan Region
  11. USGS-US6000LCRI2023-10-04 → 2023-10-07
    65 km e of sarangani, philippines
  12. USGS-US6000LCQ82023-10-04 → 2023-10-07
    Earthquake magnitude 5.5 (mww) in 30.802N 142.065E, depth 8 km at 040557Z oct 23
    Izu Islands, Japan Region
  13. USGS-US6000LCPX2023-10-04 → 2023-10-07
    Earthquake magnitude 5.6 (mww) in 31.042N 141.862E, depth 10 km at 040455Z oct 23
    Izu Islands, Japan Region
  14. USGS-US6000LCPC2023-10-04 → 2023-10-07
    Earthquake magnitude 5.7 (mww) in 19.201N 121.237E, depth 27 km at 040335Z oct 23
    Babuyan Islands Region, Philippines
  15. USGS-US6000LCP12023-10-04 → 2023-10-07
    Earthquake magnitude 5.6 (mww) in 29.972N 140.205E, depth 10 km at 040219Z oct 23
    Izu Islands, Japan Region
  16. USGS-US6000LCNC2023-10-04 → 2023-10-07
    Earthquake magnitude 5.5 (mww) in 29.964N 140.070E, depth 10 km at 040013Z oct 23
    Izu Islands, Japan Region
  17. USGS-US6000LCIV2023-10-03 → 2023-10-06
    Earthquake magnitude 5.8 (mww) in 29.874N 140.078E, depth 6 km at 031522Z oct 23
    Izu Islands, Japan Region
  18. USGS-US6000LCH52023-10-03 → 2023-10-06
    Earthquake magnitude 6.0 (mww) in 29.918N 140.011E, depth 10 km at 031138Z oct 23
    Izu Islands, Japan Region
  19. USGS-US6000LCE42023-10-03 → 2023-10-06
    159 km e of kokopo, papua new guinea
  20. USGS-US6000LBTU2023-09-30 → 2023-10-03
    Earthquake magnitude 5.8 (mww) in 52.841S 140.191E, depth 10 km at 300031Z sep 23
    West of Macquarie Island
  21. USGS-US6000LBK52023-09-29 → 2023-10-02
    114 km ese of kokopo, papua new guinea
  22. USGS-US6000LBHD2023-09-28 → 2023-10-01
    117 km sse of kokopo, papua new guinea
  23. USGS-US6000LBGS2023-09-28 → 2023-10-01
    117 km sse of kuril’sk, russia
  24. USGS-US6000LBDI2023-09-28 → 2023-10-01
    62 km e of luganville, vanuatu
  25. USGS-US6000LB602023-09-27 → 2023-09-30
    Earthquake magnitude 5.5 (mww) in 0.862N 093.113E, depth 10 km at 271747Z sep 23
    Off the West Coast of Northern Sumatra
  26. USGS-US6000LB6A2023-09-27 → 2023-09-30
    Earthquake magnitude 5.6 (mww) in 53.527S 134.774W, depth 10 km at 271737Z sep 23
    Pacific-antarctic Ridge
  27. USGS-US7000KY3A2023-09-26 → 2023-09-29
    234 km se of pondaguitan, philippines
  28. USGS-US7000KXE72023-09-22 → 2023-09-25
    Earthquake magnitude 5.8 (mww) in 7.062S 129.728E, depth 147 km at 221459Z sep 23
    Kepulauan Babar, Indonesia
  29. USGS-US7000KX7T2023-09-21 → 2023-09-24
    Earthquake magnitude 5.7 (mww) in 30.966N 141.801E, depth 13 km at 212122Z sep 23
    Izu Islands, Japan Region
  30. USGS-US7000KX7J2023-09-21 → 2023-09-24
    Earthquake magnitude 6.1 (mww) in 14.019S 167.247E, depth 185 km at 212111Z sep 23
    Vanuatu
  31. USGS-US7000KX4L2023-09-21 → 2023-09-24
    Earthquake magnitude 5.6 (mww) in 30.665S 178.240W, depth 34 km at 211520Z sep 23
    Kermadec Islands, New Zealand
  32. USGS-US7000KWZ52023-09-20 → 2023-09-23
    Earthquake magnitude 5.7 (mww) in 44.894S 035.202E, depth 10 km at 201922Z sep 23
    Prince Edward Islands Region
  33. USGS-US7000KWWQ2023-09-20 → 2023-09-23
    Earthquake magnitude 5.8 (mww) in 4.644S 105.882W, depth 10 km at 201503Z sep 23
    Central East Pacific Rise
  34. USGS-US7000KWW32023-09-20 → 2023-09-23
    Earthquake magnitude 5.9 (mww) in 4.587S 105.609W, depth 10 km at 201445Z sep 23
    Central East Pacific Rise
  35. USGS-US7000KWM62023-09-19 → 2023-09-22
    Earthquake magnitude 5.8 (mww) in 30.996N 141.990E, depth 8 km at 190622Z sep 23
    Izu Islands, Japan Region
  36. USGS-US7000KWIS2023-09-18 → 2023-09-21
    20 km ene of onagawa chō, japan
  37. USGS-US7000KWG22023-09-18 → 2023-09-21
    191 km n of hirara, japan
  38. USGS-US7000KWAZ2023-09-17 → 2023-09-20
    229 km w of port mcneill, canada
  39. USGS-US7000KW6R2023-09-16 → 2023-09-19
    Earthquake magnitude 5.5 (mww) in 13.728S 066.232E, depth 10 km at 161347Z sep 23
    Mid-indian Ridge
  40. USGS-US7000KW0L2023-09-15 → 2023-09-18
    122 km w of copiapó, chile
  41. USGS-US7000KVV12023-09-14 → 2023-09-17
    Earthquake magnitude 5.6 (mww) in 36.496S 098.088W, depth 10 km at 142251Z sep 23
    Southeast of Easter Island
  42. USGS-US7000KVU12023-09-14 → 2023-09-17
    7 km ne of kandrian, papua new guinea
  43. USGS-US7000KVHU2023-09-13 → 2023-09-16
    Earthquake magnitude 6.1 (mww) in 36.230S 097.931W, depth 10 km at 131149Z sep 23
    West Chile Rise
  44. USGS-US7000KV902023-09-12 → 2023-09-15
    69 km n of namuac, philippines
  45. USGS-US7000KV1X2023-09-11 → 2023-09-14
    86 km wnw of copiapó, chile
  46. USGS-US7000KV0K2023-09-11 → 2023-09-14
    38 km nne of ternate, indonesia
  47. USGS-US7000KUZD2023-09-11 → 2023-09-14
    Earthquake magnitude 5.9 (mww) in 0.735N 026.093W, depth 10 km at 110920Z sep 23
    Central Mid-atlantic Ridge
  48. USGS-US7000KULJ2023-09-09 → 2023-09-12
    101 km n of palu, indonesia
  49. USGS-US7000KUIK2023-09-09 → 2023-09-12
    Earthquake magnitude 5.8 (mww) in 4.759S 105.548W, depth 10 km at 090309Z sep 23
    Central East Pacific Rise
  50. USGS-US7000KUFX2023-09-09 → 2023-09-12
    176 km nne of gili air, indonesia

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 2023 — page 4 · seahazards