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 5.1 2025-04-01 06:05 UTC

Ascension Island region

Mag 5.0 2025-03-10 22:15 UTC

east of the South Sandwich Islands

Mag 5.4 2025-02-27 14:54 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2025-02-04 03:20 UTC

southern Mid-Atlantic Ridge

Mag 5.5 2025-01-21 06:05 UTC

southern Mid-Atlantic Ridge

Mag 5.1 2025-01-21 05:36 UTC

southern Mid-Atlantic Ridge

Mag 5.2 2025-01-21 05:13 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2025-01-17 01:10 UTC

southern Mid-Atlantic Ridge

Mag 5.2 2025-01-01 21:27 UTC

southern Mid-Atlantic Ridge

Mag 5.6 2024-12-28 08:34 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2024-12-28 05:09 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2024-12-28 01:52 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2024-12-15 21:12 UTC

southern Mid-Atlantic Ridge

Mag 5.9 2024-12-07 17:31 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2024-11-18 00:00 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2024-11-17 23:16 UTC

southern Mid-Atlantic Ridge

Mag 5.1 2024-11-17 23:05 UTC

southern Mid-Atlantic Ridge

Mag 5.1 2024-11-16 02:17 UTC

north of Ascension Island

Mag 5.4 2024-11-12 16:08 UTC

southern Mid-Atlantic Ridge

Mag 5.1 2024-11-09 13:45 UTC

southern Mid-Atlantic Ridge

Mag 5.0 2024-10-29 18:46 UTC

central Mid-Atlantic Ridge

Mag 5.2 2024-10-10 18:12 UTC

southern Mid-Atlantic Ridge

Mag 5.3 2024-10-02 01:09 UTC

southern Mid-Atlantic Ridge

Mag 5.1 2024-09-27 14:23 UTC