Saint Helena

1032 earthquakes in Saint Helena — magnitude, tsunami alerts and latest activity

1032Total Events

7.1Max Magnitude

9Tsunami Alerts

2026-10-13Latest

All Earthquakes 1032 M band n M band n M band n Tsunami Alerts 9

southern Mid-Atlantic Ridge

Mag 5.2 2022-11-06 03:51 UTC

southern Mid-Atlantic Ridge

Mag 5.5 2022-11-03 20:59 UTC

81 km ENE of Georgetown, Saint Helena

Mag 5.8 2022-10-19 15:03 UTC

north of Ascension Island

Mag 5.1 2022-10-11 11:03 UTC

southern Mid-Atlantic Ridge

Mag 5.1 2022-10-06 19:27 UTC

north of Ascension Island

Mag 5.1 2022-10-01 05:12 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2022-09-18 00:26 UTC

southern Mid-Atlantic Ridge

Mag 5.1 2022-09-13 18:34 UTC

north of Ascension Island

Mag 5.0 2022-09-09 12:58 UTC

central Mid-Atlantic Ridge

Mag 6.9 2022-09-04 09:42 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2022-08-22 04:12 UTC

southern Mid-Atlantic Ridge

Mag 5.3 2022-08-19 11:05 UTC

southern Mid-Atlantic Ridge

Mag 5.5 2022-08-19 07:12 UTC

southern Mid-Atlantic Ridge

Mag 5.4 2022-08-19 02:42 UTC

192 km ENE of Georgetown, Saint Helena

Mag 5.4 2022-08-15 16:49 UTC

southern Mid-Atlantic Ridge

Mag 5.2 2022-07-25 10:45 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2022-06-24 17:45 UTC

southern Mid-Atlantic Ridge

Mag 5.4 2022-06-23 07:32 UTC

95 km ENE of Georgetown, Saint Helena

Mag 5.0 2022-06-13 23:20 UTC

Ascension Island region

Mag 5.2 2022-06-13 20:57 UTC

91 km ENE of Georgetown, Saint Helena

Mag 5.0 2022-06-12 02:26 UTC

southern Mid-Atlantic Ridge

Mag 5.4 2022-06-11 17:55 UTC

94 km ENE of Georgetown, Saint Helena

Mag 5.0 2022-06-11 15:11 UTC

87 km E of Georgetown, Saint Helena

Mag 5.6 2022-06-11 07:29 UTC