Earthquake & tsunami bulletins in 2021

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

issued in 2021
542
still in force
0
vs 2020
+43%
first · last
01-03 · 12-30

By month

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

By NAVAREA series

  • USGS earthquakes520
  • HYDROPAC15
  • NAVAREA XII4
  • NAVAREA IV3

Where · top seas

South Pacific Ocean20044%
North Pacific Ocean6615%
South Atlantic Ocean6113%
Indian Ocean317%
Philippine Sea256%
Coral Sea184%
Southern Ocean184%
Bismarck Sea123%
Banda Sea112%
Gulf of Alaska102%

All earthquake & tsunami bulletins issued in 2021 · 542

  1. USGS-US7000F4KZ2021-08-27 → 2021-08-30
    20 km s of malbang, philippines
  2. USGS-US7000F4032021-08-26 → 2021-08-29
    Earthquake magnitude 5.8 (mww) in 58.799S 025.437W, depth 30 km at 260320Z aug 21
    South Sandwich Islands Region
  3. USGS-US7000F3ZP2021-08-26 → 2021-08-29
    106 km ne of poso, indonesia
  4. USGS-US7000F2WS2021-08-24 → 2021-08-27
    219 km ssw of severo-kuril’sk, russia
  5. USGS-US6000F9SQ2021-08-22 → 2021-08-25
    Earthquake magnitude 7.1 (mww) in 60.285S 024.874W, depth 6 km at 222133Z aug 21
    South Sandwich Islands Region
  6. USGS-US6000F9Q32021-08-22 → 2021-08-25
    Earthquake magnitude 5.7 (mww) in 58.276S 025.062W, depth 21 km at 221521Z aug 21
    South Sandwich Islands Region
  7. USGS-US6000F9GD2021-08-22 → 2021-08-25
    Earthquake magnitude 6.6 (mww) in 60.140S 024.221W, depth 7 km at 220045Z aug 21
    South Sandwich Islands Region
  8. USGS-US6000F8432021-08-18 → 2021-08-21
    Earthquake magnitude 6.0 (mww) in 59.634S 026.348W, depth 28 km at 182149Z aug 21
    South Sandwich Islands Region
  9. HYDROPAC 2369/212021-08-18 → 2021-08-18
    Cancel HYDROPAC 2366/21 and this msg, tsunami not generated
    Coral Sea · Vanuatu
  10. HYDROPAC 2366/212021-08-18 → 2021-08-18
    An earthquake occurred at 181010Z aug with a preliminary magnitude of 7.1, location 14-54S 166-54E in…
    Coral Sea · Vanuatu
  11. USGS-US6000F7VG2021-08-18 → 2021-08-21
    17 km n of port-olry, vanuatu
  12. USGS-US6000F7SK2021-08-18 → 2021-08-21
    Earthquake magnitude 5.8 (mww) in 59.630S 026.387W, depth 31 km at 180248Z aug 21
    South Sandwich Islands Region
  13. USGS-US6000F7NX2021-08-17 → 2021-08-20
    Earthquake magnitude 5.5 (mww) in 59.632S 026.183W, depth 42 km at 172006Z aug 21
    South Sandwich Islands Region
  14. USGS-US6000F7KS2021-08-17 → 2021-08-20
    Earthquake magnitude 6.1 (mww) in 58.026S 025.416W, depth 33 km at 171753Z aug 21
    South Sandwich Islands Region
  15. USGS-US6000F7KI2021-08-17 → 2021-08-20
    280 km sw of vaini, tonga
  16. USGS-US6000F7ES2021-08-17 → 2021-08-20
    Earthquake magnitude 5.6 (mww) in 58.034S 023.898W, depth 10 km at 170310Z aug 21
    South Sandwich Islands Region
  17. USGS-US6000F7CR2021-08-16 → 2021-08-19
    Earthquake magnitude 5.5 (mww) in 59.540S 026.302W, depth 41 km at 162337Z aug 21
    South Sandwich Islands Region
  18. USGS-US6000F7792021-08-16 → 2021-08-19
    Earthquake magnitude 5.5 (mww) in 60.248S 024.928W, depth 10 km at 162050Z aug 21
    South Sandwich Islands Region
  19. USGS-US6000F6WT2021-08-16 → 2021-08-19
    Earthquake magnitude 6.9 (mww) in 58.369S 023.355W, depth 17 km at 161110Z aug 21
    South Sandwich Islands Region
  20. USGS-US6000F6TS2021-08-16 → 2021-08-19
    Earthquake magnitude 5.7 (mww) in 56.902S 025.671W, depth 16 km at 160546Z aug 21
    South Sandwich Islands Region
  21. USGS-US6000F6EZ2021-08-15 → 2021-08-18
    15 km nne of chardonnière, haiti
  22. USGS-US6000F6BZ2021-08-14 → 2021-08-17
    Earthquake magnitude 5.5 (mww) in 56.522S 025.684W, depth 16 km at 142142Z aug 21
    South Sandwich Islands Region
  23. NAVAREA IV 703/212021-08-14 → 2021-08-14
    Cancel NAVAREA IV 702/21 and this msg, tsunami warning canceled
    Caribbean Sea · Haiti
  24. NAVAREA IV 702/212021-08-14 → 2021-08-14
    Earthquake with magnitude of 7.2 occurred in 18-36N 073-30W at 141229Z aug
    Caribbean Sea · Haiti
  25. NAVAREA IV 701/212021-08-14 → 2021-08-14
    Earthquake with magnitude of 7.2 occurred in 18-36N 073-30W at 141229Z aug
    Caribbean Sea · Haiti
  26. USGS-US6000F65H2021-08-14 → 2021-08-17
    Earthquake magnitude 7.2 (mww) in 18.433N 073.482W, depth 10 km at 141229Z aug 21
    Nippes, Haiti
  27. USGS-US6000F6522021-08-14 → 2021-08-17
    125 km se of perryville, alaska
  28. USGS-US6000F63N2021-08-14 → 2021-08-17
    Earthquake magnitude 5.5 (mww) in 60.349S 027.110W, depth 12 km at 141000Z aug 21
    South Sandwich Islands Region
  29. USGS-US6000F63E2021-08-14 → 2021-08-17
    127 km sse of ‘ohonua, tonga
  30. USGS-US6000F74G2021-08-13 → 2021-08-16
    Earthquake magnitude 5.5 (mww) in 17.896S 013.408W, depth 10 km at 132015Z aug 21
    Southern Mid-atlantic Ridge
  31. USGS-US6000F5U92021-08-13 → 2021-08-16
    Earthquake magnitude 5.5 (mww) in 57.817S 023.987W, depth 10 km at 132004Z aug 21
    South Sandwich Islands Region
  32. USGS-US6000F5ST2021-08-13 → 2021-08-16
    Earthquake magnitude 5.5 (mww) in 27.466S 177.028W, depth 18 km at 131846Z aug 21
    Kermadec Islands Region
  33. USGS-US6000F5NA2021-08-13 → 2021-08-16
    10 km wnw of tingloy, philippines
  34. USGS-US6000F5I92021-08-13 → 2021-08-16
    Earthquake magnitude 5.7 (mww) in 57.266S 025.507W, depth 19 km at 131145Z aug 21
    South Sandwich Islands Region
  35. USGS-US6000F5H22021-08-13 → 2021-08-16
    Earthquake magnitude 6.1 (mww) in 60.535S 027.250W, depth 10 km at 131034Z aug 21
    South Sandwich Islands Region
  36. USGS-US6000F5BF2021-08-13 → 2021-08-16
    Earthquake magnitude 5.6 (mb) in 59.475S 024.409W, depth 10 km at 130614Z aug 21
    South Sandwich Islands Region
  37. USGS-US6000F59Z2021-08-13 → 2021-08-16
    Earthquake magnitude 5.5 (mww) in 57.832S 024.892W, depth 21 km at 130524Z aug 21
    South Sandwich Islands Region
  38. USGS-US6000F56J2021-08-13 → 2021-08-16
    Earthquake magnitude 5.8 (mb) in 58.019S 025.357W, depth 35 km at 130343Z aug 21
    South Sandwich Islands Region
  39. USGS-US6000F4YZ2021-08-12 → 2021-08-15
    Earthquake magnitude 5.5 (mb) in 58.374S 024.323W, depth 10 km at 122350Z aug 21
    South Sandwich Islands Region
  40. USGS-US6000F4Y02021-08-12 → 2021-08-15
    Earthquake magnitude 5.5 (mb) in 58.764S 025.145W, depth 36 km at 122324Z aug 21
    South Sandwich Islands Region
  41. USGS-US6000F4VE2021-08-12 → 2021-08-15
    Earthquake magnitude 5.6 (mb) in 57.985S 025.157W, depth 35 km at 122208Z aug 21
    South Sandwich Islands Region
  42. USGS-US6000F4TU2021-08-12 → 2021-08-15
    Earthquake magnitude 5.6 (mb) in 59.835S 026.724W, depth 68 km at 122107Z aug 21
    South Sandwich Islands Region
  43. USGS-US6000F4QL2021-08-12 → 2021-08-15
    Earthquake magnitude 5.8 (mb) in 58.542S 025.177W, depth 45 km at 122006Z aug 21
    South Sandwich Islands Region
  44. USGS-US6000F4P92021-08-12 → 2021-08-15
    Earthquake magnitude 5.9 (mb) in 59.872S 026.453W, depth 40 km at 121944Z aug 21
    South Sandwich Islands Region
  45. USGS-US6000F4PG2021-08-12 → 2021-08-15
    Earthquake magnitude 6.0 (mb) in 59.844S 026.451W, depth 35 km at 121943Z aug 21
    South Sandwich Islands Region
  46. USGS-US6000F4NZ2021-08-12 → 2021-08-15
    Earthquake magnitude 5.6 (mb) in 59.792S 026.508W, depth 50 km at 121929Z aug 21
    South Sandwich Islands Region
  47. USGS-US6000F4N32021-08-12 → 2021-08-15
    Earthquake magnitude 5.9 (mb) in 57.019S 025.201W, depth 25 km at 121907Z aug 21
    South Sandwich Islands Region
  48. USGS-US6000F4MR2021-08-12 → 2021-08-15
    Earthquake magnitude 5.9 (mb) in 57.019S 025.189W, depth 24 km at 121849Z aug 21
    South Sandwich Islands Region
  49. USGS-US6000F4MS2021-08-12 → 2021-08-15
    Earthquake magnitude 5.6 (mb) in 60.434S 025.176W, depth 10 km at 121848Z aug 21
    South Sandwich Islands Region
  50. USGS-US6000F8YM2021-08-12 → 2021-08-15
    Earthquake magnitude 5.6 (mb) in 59.472S 025.665W, depth 35 km at 121847Z aug 21
    South Sandwich Islands Region

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 2021 — page 4 · seahazards