Tsunamis are rare in Spain, but there have been several instances in history when Spain was hit by tsunamis.
Some notable examples of tsunamis that have affected Spain include:
- The 1755 Lisbon earthquake and tsunami: This was one of the largest and most destructive tsunamis in recorded history. It was caused by a violent earthquake that struck off the coast of Lisbon, Portugal, on November 1, 1755. The earthquake triggered a tsunami that reached a height of up to 10 meters (33 feet) and caused widespread damage and loss of life along the coasts of Portugal, Spain, and Morocco.
- The 1884 Andalusian earthquake and tsunami: This earthquake struck off the coast of Andalusia, Spain, on December 25, 1884. It triggered a tsunami that reached a height of up to 6 meters (20 feet) and caused significant damage and loss of life along the coast of Andalusia.
- The 1929 Al Hoceima earthquake and tsunami: This earthquake struck off the coast of Al Hoceima, Morocco, on May 24, 1929. It triggered a tsunami that reached a height of up to 6 meters (20 feet) and caused extensive damage and loss of life along the coasts of Morocco and Spain.
More recently, a few tsunamis of smaller amplitude reached the Spanish coastline without producing relevant social impact:
- In 1969 a tsunami of 0.5 meters was generated by an earthquake with a magnitude of 7.9 in southwest Portugal, and
- In 1975, a tsunami of 1.5 meters was recorded as a consequence of a 6.4 earthquake with an epicenter south to the Gulf of Cadiz.
Although tsunamis are relatively rare in Spain, it is important to note that they can pose a significant threat to coastal areas. To mitigate this threat, Spain has implemented a number of measures, such as installing tsunami warning systems and preparing emergency response plans.