Earthquakes in Portugal

In Portugal there are partly large earthquakes with strengths of more than 7.0, which cause damages within a radius of over 100 kilometers. Measured by the size of the country, earthquakes do not occur very frequently.

93 people died since 1950 by direct consequences of earthquakes. 2 earthquakes also caused a subsequent tsunami, which claimed further lifes and damages.

Other natural hazards in Portugal:
Volcanos
Tsunamis
The most severe natural disasters worldwide


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Earthquakes in Portugal since 1950

The strongest earthquake in Portugal happened on 02/28/1969 in the region Rabat, Sale; Spain (Canary Is) with a magnitude of 7.8 on the Richter scale. The shifting of tectonic plates in a depth of 32 km resulted in 13 deaths. The earthquake also triggered a tsunami with further victims and destructions.
DateRegionTiefeMagnitudeDeathsTotal damage
07/09/1998Faial, Pico, Terceira7 km6.210
06/26/1989Graciosa, Terceira39 km5.70
11/21/1988Sao Miguel Island52 km5.30
01/01/1980Terceira, Angra Do Heroismo40 km6.769
11/23/1973Pico, Faial, Terceira19 km5.11
02/28/1969Rabat, Sale; Spain (Canary Is)32 km7.813
02/28/1968Azores 7.60
02/18/1964Azores 4.60


These statistics are based on datas from the National Geophysical Data Center / World Data Service (NGDC/WDS): Significant Earthquake Database. doi:10.7289/V5TD9V7K. Several data have been summarized and translated.