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-US200065S12016-06-21 → 2016-06-24
    Earthquake magnitude 6.1 (mww) in 22.658N 045.140W, depth 10 km at 211626Z jun 16
    Northern Mid-atlantic Ridge
  2. USGS-US20005K4S2016-04-20 → 2016-04-23
    Earthquake magnitude 5.6 (mww) in 13.200N 055.887W, depth 28 km at 201051Z apr 16
    North Atlantic Ocean
  3. USGS-US20005AZY2016-03-19 → 2016-03-22
    126 km ene of codrington, antigua and barbuda
  4. USGS-US10004RGA2016-02-21 → 2016-02-24
    Earthquake magnitude 5.5 (mwc) in 4.700N 032.627W, depth 10 km at 210126Z feb 16
    Central Mid-atlantic Ridge
  5. USGS-US20004V382016-01-27 → 2016-01-30
    Earthquake magnitude 5.7 (mww) in 1.025N 028.145W, depth 10 km at 271511Z jan 16
    Central Mid-atlantic Ridge
  6. USGS-US20003LC62015-09-18 → 2015-09-21
    Earthquake magnitude 6.0 (mww) in 15.277N 045.989W, depth 10 km at 181559Z sep 15
    Northern Mid-atlantic Ridge
  7. USGS-US100032BG2015-08-14 → 2015-08-17
    Earthquake magnitude 5.5 (mww) in 21.104N 045.852W, depth 10 km at 141803Z aug 15
    Northern Mid-atlantic Ridge
  8. USGS-US20002XX12015-07-16 → 2015-07-19
    128 km ne of bathsheba, barbados
  9. USGS-US20002XW52015-07-16 → 2015-07-19
    135 km ene of bathsheba, barbados
  10. USGS-USB000TP5Q2015-02-13 → 2015-02-16
    Earthquake magnitude 7.1 (mww) in 52.649N 031.902W, depth 17 km at 131859Z feb 15
    Northern Mid-atlantic Ridge
  11. USGS-USC000STLJ2014-11-03 → 2014-11-06
    Earthquake magnitude 5.5 (mww) in 4.666N 032.680W, depth 10 km at 030823Z nov 14
    Central Mid-atlantic Ridge
  12. USGS-USB000SL822014-10-12 → 2014-10-15
    Earthquake magnitude 5.6 (mww) in 57.282N 033.267W, depth 10 km at 120540Z oct 14
    Reykjanes Ridge
  13. USGS-USB000SJT52014-10-08 → 2014-10-11
    Earthquake magnitude 5.6 (mwc) in 30.314N 041.886W, depth 10 km at 080304Z oct 14
    Northern Mid-atlantic Ridge
  14. USGS-USB000RYG12014-07-29 → 2014-08-01
    Earthquake magnitude 5.5 (mwb) in 35.377N 036.261W, depth 10 km at 292204Z jul 14
    Northern Mid-atlantic Ridge
  15. USGS-USB000RXNI2014-07-27 → 2014-07-30
    Earthquake magnitude 6.0 (mww) in 23.724N 045.581W, depth 10 km at 270128Z jul 14
    Northern Mid-atlantic Ridge
  16. USGS-USB000RZ1N2014-06-30 → 2014-07-03
    Earthquake magnitude 5.6 (mww) in 0.054N 017.343W, depth 10 km at 300146Z jun 14
    North of Ascension Island
  17. USGS-USB000R2J92014-05-24 → 2014-05-27
    Earthquake magnitude 5.9 (mwc) in 0.686N 026.323W, depth 10 km at 241149Z may 14
    Central Mid-atlantic Ridge
  18. USGS-USB000R26G2014-05-23 → 2014-05-26
    Earthquake magnitude 5.5 (mwc) in 45.010N 027.837W, depth 10 km at 232341Z may 14
    Northern Mid-atlantic Ridge
  19. USGS-USB000QQLQ2014-05-16 → 2014-05-19
    114 km ne of beauséjour, guadeloupe
  20. USGS-USC000MSKT2014-02-18 → 2014-02-21
    171 km nne of greenland, barbados
  21. USGS-USC000M1W92014-01-13 → 2014-01-16
    61 km n of hatillo, puerto rico
  22. USGS-USB000K2IT2013-09-30 → 2013-10-03
    Earthquake magnitude 5.5 (mwc) in 49.495N 028.525W, depth 10 km at 300816Z sep 13
    Northern Mid-atlantic Ridge
  23. USGS-USB000JI6R2013-09-05 → 2013-09-08
    Earthquake magnitude 6.0 (mww) in 15.184N 045.232W, depth 10 km at 050401Z sep 13
    Northern Mid-atlantic Ridge
  24. USGS-USC000HZFK2013-06-24 → 2013-06-27
    Earthquake magnitude 6.6 (mww) in 10.701N 042.594W, depth 10 km at 242204Z jun 13
    Northern Mid-atlantic Ridge
  25. USGS-US2013PQAF2013-04-30 → 2013-05-03
    Earthquake magnitude 5.9 (mww) in 37.592N 024.913W, depth 10 km at 300625Z apr 13
    Azores Islands Region
  26. USGS-USC000F9KB2013-02-18 → 2013-02-21
    Earthquake magnitude 5.5 (mww) in 5.541N 032.960W, depth 10 km at 180340Z feb 13
    Central Mid-atlantic Ridge
  27. USGS-USP000JYN62013-01-20 → 2013-01-23
    Earthquake magnitude 5.5 (mwc) in 53.873N 035.127W, depth 10 km at 202332Z jan 13
    Reykjanes Ridge
  28. USGS-USP000JUZ92012-11-03 → 2012-11-06
    Earthquake magnitude 5.6 (mww) in 7.048N 034.073W, depth 10 km at 031258Z nov 12
    Central Mid-atlantic Ridge
  29. USGS-USP000JTJ42012-10-05 → 2012-10-08
    Earthquake magnitude 5.7 (mwb) in 17.479N 046.457W, depth 10 km at 050019Z oct 12
    Northern Mid-atlantic Ridge
  30. USGS-USP000JQCR2012-08-16 → 2012-08-19
    Earthquake magnitude 5.6 (mwc) in 7.335N 036.768W, depth 10 km at 161208Z aug 12
    Central Mid-atlantic Ridge
  31. USGS-USP000JBS62011-12-03 → 2011-12-06
    218 km e of codrington, antigua and barbuda
  32. USGS-USP000JB142011-11-18 → 2011-11-21
    Earthquake magnitude 5.7 (mwc) in 33.704N 038.495W, depth 10 km at 180600Z nov 11
    Northern Mid-atlantic Ridge
  33. USGS-USP000J8ZD2011-10-06 → 2011-10-09
    Earthquake magnitude 5.5 (mww) in 57.890N 032.492W, depth 10 km at 060039Z oct 11
    Reykjanes Ridge
  34. USGS-USP000J7AK2011-08-31 → 2011-09-03
    Earthquake magnitude 5.5 (mww) in 43.589N 028.902W, depth 10 km at 311217Z aug 11
    Northern Mid-atlantic Ridge
  35. USGS-SE6092122011-08-23 → 2011-08-26
    11 km ssw of mineral, virginia
  36. USGS-USP000J5KB2011-07-27 → 2011-07-30
    Earthquake magnitude 5.9 (mww) in 10.799N 043.391W, depth 6 km at 272300Z jul 11
    Northern Mid-atlantic Ridge
  37. USGS-USP000J4CH2011-07-08 → 2011-07-11
    Earthquake magnitude 5.6 (mwc) in 0.961N 026.419W, depth 10 km at 080553Z jul 11
    Central Mid-atlantic Ridge
  38. USGS-USP000J1N32011-05-15 → 2011-05-18
    Earthquake magnitude 6.1 (mww) in 0.569N 025.647W, depth 10 km at 151308Z may 11
    Central Mid-atlantic Ridge
  39. USGS-USP000HUDA2011-02-12 → 2011-02-15
    Earthquake magnitude 5.7 (mwc) in 0.079N 017.018W, depth 10 km at 120253Z feb 11
    North of Ascension Island
  40. USGS-USP000HSPC2011-01-07 → 2011-01-10
    Earthquake magnitude 5.5 (mwc) in 20.114N 045.617W, depth 10 km at 070119Z jan 11
    Northern Mid-atlantic Ridge
  41. USGS-USP000HSC92010-12-31 → 2011-01-03
    Earthquake magnitude 5.5 (mwc) in 0.663N 026.045W, depth 10 km at 311630Z dec 10
    Central Mid-atlantic Ridge
  42. USGS-USP000HQRV2010-12-10 → 2010-12-13
    Earthquake magnitude 5.5 (mwc) in 23.863N 045.733W, depth 10 km at 101748Z dec 10
    Northern Mid-atlantic Ridge
  43. USGS-USP000HQ6A2010-11-27 → 2010-11-30
    Earthquake magnitude 5.7 (mwc) in 10.293N 043.128W, depth 10 km at 270244Z nov 10
    Northern Mid-atlantic Ridge
  44. USGS-USP000HM7X2010-09-27 → 2010-09-30
    Earthquake magnitude 5.5 (mwb) in 57.688N 032.762W, depth 12 km at 270008Z sep 10
    Reykjanes Ridge
  45. USGS-USP000HJ1U2010-08-13 → 2010-08-16
    Earthquake magnitude 5.5 (mwc) in 36.877N 032.874W, depth 10 km at 130758Z aug 10
    Azores Islands Region
  46. USGS-USP000HHBP2010-08-02 → 2010-08-05
    Earthquake magnitude 5.8 (mwb) in 7.103N 034.206W, depth 10 km at 020330Z aug 10
    Central Mid-atlantic Ridge
  47. USGS-USP000HD5E2010-05-25 → 2010-05-28
    Earthquake magnitude 6.3 (mwc) in 35.336N 035.924W, depth 10 km at 251009Z may 10
    Northern Mid-atlantic Ridge
  48. USGS-USP000HCTM2010-05-16 → 2010-05-19
    4 km e of moca, puerto rico
  49. USGS-USP000H8082010-02-27 → 2010-03-02
    Earthquake magnitude 5.8 (mwc) in 10.840N 043.406W, depth 10 km at 271954Z feb 10
    Northern Mid-atlantic Ridge
  50. USGS-USP000H54F2009-12-17 → 2009-12-20
    Earthquake magnitude 5.5 (mwc) in 42.447N 030.565W, depth 4 km at 171455Z dec 09
    Azores 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 the North Atlantic Ocean — page 3 · seahazards