Earthquake & tsunami bulletins in the North Atlantic Ocean

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

in force
0
last 12 months
6
vs previous 12 (14)
-57%
since 1997
283

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 · 0

No earthquake & tsunami bulletins in force in the North Atlantic Ocean right now.

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 North Atlantic Ocean

Archive · 283 cancelled

  1. USGS-US6000DX922021-03-28 → 2021-03-31
    Earthquake magnitude 5.9 (mww) in 43.696N 028.809W, depth 10 km at 282301Z mar 21
    Northern Mid-atlantic Ridge
  2. USGS-US6000DWKD2021-03-26 → 2021-03-29
    65 km ne of beauséjour, guadeloupe
  3. USGS-US7000DL4I2021-03-20 → 2021-03-23
    Earthquake magnitude 5.7 (mww) in 47.296N 027.279W, depth 8 km at 200149Z mar 21
    Northern Mid-atlantic Ridge
  4. USGS-US6000DKMK2021-02-24 → 2021-02-27
    6 km se of vogar, iceland
  5. USGS-US7000C7WH2020-10-30 → 2020-11-02
    Earthquake magnitude 5.9 (mww) in 10.631N 043.529W, depth 10 km at 300838Z oct 20
    Northern Mid-atlantic Ridge
  6. USGS-US6000CA0K2020-10-20 → 2020-10-23
    11 km sw of álftanes, iceland
  7. USGS-US7000BQ102020-09-18 → 2020-09-21
    Earthquake magnitude 6.9 (mww) in 0.930N 026.853W, depth 10 km at 182143Z sep 20
    Central Mid-atlantic Ridge
  8. USGS-US7000BP8N2020-09-17 → 2020-09-20
    Earthquake magnitude 5.7 (mww) in 7.783N 037.093W, depth 10 km at 170300Z sep 20
    Central Mid-atlantic Ridge
  9. USGS-US7000BIU82020-09-06 → 2020-09-09
    Earthquake magnitude 6.7 (mww) in 7.683N 037.154W, depth 10 km at 060651Z sep 20
    Central Mid-atlantic Ridge
  10. USGS-US7000BF3K2020-08-30 → 2020-09-02
    Earthquake magnitude 6.5 (mww) in 0.782N 029.866W, depth 10 km at 302120Z aug 20
    Central Mid-atlantic Ridge
  11. USGS-US6000BBH72020-08-09 → 2020-08-12
    Earthquake magnitude 5.5 (mww) in 0.930N 027.726W, depth 10 km at 091242Z aug 20
    Central Mid-atlantic Ridge
  12. USGS-US6000A2DE2020-05-30 → 2020-06-02
    Earthquake magnitude 5.5 (mww) in 25.984N 044.955W, depth 10 km at 300321Z may 20
    Northern Mid-atlantic Ridge
  13. USGS-US700070UJ2020-01-16 → 2020-01-19
    Earthquake magnitude 5.6 (mww) in 0.117N 017.090W, depth 10 km at 160958Z jan 20
    North of Ascension Island
  14. USGS-US70006V422020-01-06 → 2020-01-09
    Earthquake magnitude 5.6 (mww) in 0.231N 016.987W, depth 10 km at 060129Z jan 20
    North of Ascension Island
  15. USGS-US60006B292019-11-13 → 2019-11-16
    Earthquake magnitude 5.5 (mww) in 7.321N 035.404W, depth 10 km at 131344Z nov 19
    Central Mid-atlantic Ridge
  16. USGS-PR20192670002019-09-24 → 2019-09-27
    67 km nnw of san antonio, puerto rico
  17. USGS-US70005C9R2019-09-05 → 2019-09-08
    Earthquake magnitude 5.5 (mww) in 52.586N 031.916W, depth 10 km at 051152Z sep 19
    Northern Mid-atlantic Ridge
  18. USGS-US70005B9Q2019-09-02 → 2019-09-05
    Earthquake magnitude 5.9 (mww) in 23.777N 045.217W, depth 10 km at 022245Z sep 19
    Northern Mid-atlantic Ridge
  19. USGS-US600050NY2019-08-05 → 2019-08-08
    Earthquake magnitude 5.8 (mww) in 1.042N 027.870W, depth 10 km at 050040Z aug 19
    Central Mid-atlantic Ridge
  20. USGS-US70003DPT2019-04-29 → 2019-05-02
    Earthquake magnitude 5.5 (mww) in 43.178N 029.123W, depth 10 km at 290248Z apr 19
    Northern Mid-atlantic Ridge
  21. USGS-US1000JKNS2019-03-23 → 2019-03-26
    Earthquake magnitude 5.5 (mww) in 7.530N 037.098W, depth 10 km at 231235Z mar 19
    Central Mid-atlantic Ridge
  22. USGS-USD0009FFL2019-03-10 → 2019-03-13
    Earthquake magnitude 5.9 (mww) in 58.351N 031.950W, depth 10 km at 101804Z mar 19
    Reykjanes Ridge
  23. USGS-US1000JD8Y2019-03-10 → 2019-03-13
    Earthquake magnitude 5.5 (mww) in 58.421N 031.762W, depth 10 km at 101758Z mar 19
    Reykjanes Ridge
  24. USGS-US2000JMVF2019-02-25 → 2019-02-28
    Earthquake magnitude 5.5 (mww) in 4.291N 032.622W, depth 10 km at 251505Z feb 19
    Central Mid-atlantic Ridge
  25. USGS-US2000JI4E2019-02-14 → 2019-02-17
    Earthquake magnitude 6.2 (mww) in 35.427N 036.038W, depth 10 km at 141957Z feb 19
    Northern Mid-atlantic Ridge
  26. USGS-US2000IUYV2018-12-19 → 2018-12-22
    Earthquake magnitude 5.7 (mww) in 30.555N 041.840W, depth 10 km at 190338Z dec 18
    Northern Mid-atlantic Ridge
  27. USGS-US1000HX622018-11-27 → 2018-11-30
    Earthquake magnitude 5.5 (mww) in 15.580N 049.837W, depth 10 km at 271934Z nov 18
    North Atlantic Ocean
  28. USGS-US1000HT5Z2018-11-17 → 2018-11-20
    Earthquake magnitude 5.5 (mww) in 15.540N 049.907W, depth 10 km at 171317Z nov 18
    North Atlantic Ocean
  29. USGS-US1000HQKP2018-11-11 → 2018-11-14
    Earthquake magnitude 6.3 (mww) in 15.565N 049.872W, depth 10 km at 111403Z nov 18
    North Atlantic Ocean
  30. USGS-US1000HCTJ2018-10-16 → 2018-10-19
    Earthquake magnitude 5.5 (mww) in 0.950N 028.219W, depth 10 km at 160835Z oct 18
    Central Mid-atlantic Ridge
  31. USGS-US1000H8AN2018-10-07 → 2018-10-10
    21 km wnw of port-de-paix, haiti
  32. USGS-US1000H8AR2018-10-07 → 2018-10-10
    Earthquake magnitude 5.8 (mww) in 7.661N 037.708W, depth 10 km at 070010Z oct 18
    Central Mid-atlantic Ridge
  33. USGS-US1000F11C2018-06-25 → 2018-06-28
    Earthquake magnitude 5.5 (mww) in 3.134N 031.302W, depth 10 km at 251052Z jun 18
    Central Mid-atlantic Ridge
  34. USGS-US1000ESM82018-06-14 → 2018-06-17
    Earthquake magnitude 5.5 (mww) in 0.854N 026.126W, depth 10 km at 141812Z jun 18
    Central Mid-atlantic Ridge
  35. USGS-US1000EBNJ2018-05-24 → 2018-05-27
    Earthquake magnitude 5.6 (mww) in 0.817N 029.540W, depth 10 km at 242311Z may 18
    Central Mid-atlantic Ridge
  36. USGS-US1000EAE92018-05-23 → 2018-05-26
    Earthquake magnitude 5.7 (mww) in 7.441N 036.238W, depth 10 km at 230544Z may 18
    Central Mid-atlantic Ridge
  37. USGS-US1000D7UW2018-03-23 → 2018-03-26
    Earthquake magnitude 5.6 (mww) in 12.653N 044.569W, depth 10 km at 230740Z mar 18
    Northern Mid-atlantic Ridge
  38. USGS-US2000B1T02017-10-06 → 2017-10-09
    Earthquake magnitude 5.5 (mww) in 0.956N 025.509W, depth 10 km at 060203Z oct 17
    Central Mid-atlantic Ridge
  39. USGS-US2000B0NR2017-10-03 → 2017-10-06
    Earthquake magnitude 5.7 (mww) in 13.459N 049.332W, depth 10 km at 032039Z oct 17
    North Atlantic Ocean
  40. USGS-US2000AJPE2017-09-10 → 2017-09-13
    Earthquake magnitude 5.7 (mww) in 57.132N 033.652W, depth 10 km at 102140Z sep 17
    Reykjanes Ridge
  41. USGS-US2000ADTB2017-09-01 → 2017-09-04
    Earthquake magnitude 5.5 (mww) in 57.058N 034.071W, depth 10 km at 011107Z sep 17
    Reykjanes Ridge
  42. USGS-US2000A1UK2017-07-27 → 2017-07-30
    Earthquake magnitude 6.0 (mww) in 13.396N 049.326W, depth 10 km at 271753Z jul 17
    North Atlantic Ocean
  43. USGS-US100095ED2017-06-30 → 2017-07-03
    Earthquake magnitude 5.9 (mww) in 33.741N 038.544W, depth 10 km at 300134Z jun 17
    Northern Mid-atlantic Ridge
  44. USGS-US10008IAA2017-04-17 → 2017-04-20
    76 km ese of codrington, antigua and barbuda
  45. USGS-US10008DM92017-03-31 → 2017-04-03
    Earthquake magnitude 5.5 (mww) in 52.674N 032.319W, depth 10 km at 311725Z mar 17
    Reykjanes Ridge
  46. USGS-US20007FHV2016-10-20 → 2016-10-23
    Earthquake magnitude 5.6 (mww) in 13.312N 044.878W, depth 10 km at 200009Z oct 16
    Northern Mid-atlantic Ridge
  47. USGS-US20007C732016-10-05 → 2016-10-08
    Earthquake magnitude 5.5 (mwb) in 7.143N 034.334W, depth 10 km at 052053Z oct 16
    Central Mid-atlantic Ridge
  48. USGS-US20006H9G2016-07-24 → 2016-07-27
    Earthquake magnitude 5.7 (mwb) in 0.915N 028.970W, depth 10 km at 241410Z jul 16
    Central Mid-atlantic Ridge
  49. USGS-US20006F142016-07-15 → 2016-07-18
    Earthquake magnitude 5.5 (mwb) in 35.208N 035.224W, depth 16 km at 151802Z jul 16
    Northern Mid-atlantic Ridge
  50. USGS-US200066T72016-06-25 → 2016-06-28
    Earthquake magnitude 5.5 (mww) in 53.902N 035.361W, depth 10 km at 251754Z jun 16
    Reykjanes Ridge

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 North Atlantic Ocean — page 2 · seahazards