Seismic history
Major earthquakes, volcanic eruptions and geological events in Samoa, 1900–2026, with sources and detailed information.
Total earthquakes
18
M5+
Strongest
M6.6
| Date | Magnitude | Location | Depth | Source |
|---|---|---|---|---|
| 1952-06-19 | 6.6 | 103 km SW of Gataivai, Samoa | 15 km | USGS Earthquake Hazards Program |
| 1927-07-03 | 6.2 | 106 km SSW of Gataivai, Samoa | 15 km | USGS Earthquake Hazards Program |
| 1933-06-18 | 6.2 | 118 km SSW of Gataivai, Samoa | 15 km | USGS Earthquake Hazards Program |
| 1919-05-06 | 6.1 |
| 122 km SSW of Gataivai, Samoa |
| 15 km |
| USGS Earthquake Hazards Program |
| 1974-03-18 | 6.0 | 136 km SSW of Gataivai, Samoa | 27 km | USGS Earthquake Hazards Program |
| 1954-10-01 | 5.9 | 137 km SSW of Gataivai, Samoa | 25 km | USGS Earthquake Hazards Program |
| 1967-11-07 | 5.8 | 125 km SSW of Gataivai, Samoa | 22 km | USGS Earthquake Hazards Program |
| 2018-06-02 | 5.8 | 141 km SSW of Gataivai, Samoa | 10 km | USGS Earthquake Hazards Program |
| 1956-09-24 | 5.7 | 135 km SSW of Gataivai, Samoa | 15 km | USGS Earthquake Hazards Program |
| 2026-02-10 | 5.6 | 140 km NE of Hihifo, Tonga | 10 km | USGS Earthquake Hazards Program |
| 1975-10-23 | 5.4 | 127 km SSW of Gataivai, Samoa | 38 km | USGS Earthquake Hazards Program |
| 1984-10-19 | 5.4 | 69 km SW of Vailoatai, American Samoa | 33 km | USGS Earthquake Hazards Program |
| 2019-04-05 | 5.2 | 139 km NE of Hihifo, Tonga | 10 km | USGS Earthquake Hazards Program |
| 2009-09-29 | 5.2 | 124 km SSW of Lotofag?, Samoa | 10 km | USGS Earthquake Hazards Program |
| 1984-04-28 | 5.1 | 72 km S of Gataivai, Samoa | 33 km | USGS Earthquake Hazards Program |
| 2016-02-06 | 5.0 | 135 km SSW of Gataivai, Samoa | 13 km | USGS Earthquake Hazards Program |
| 2026-07-20 | 5.0 | 139 km SSW of Gataivai, Samoa | 10 km | USGS Earthquake Hazards Program |
| 2015-09-15 | 5.0 | 139 km SSW of Gataivai, Samoa | 24 km | USGS Earthquake Hazards Program |