1983 Spanish floods
Date26-27 August 1983
Locationnorthern Spain
Deaths34 deaths, 5 disappeared
Property damage150 billion pesetas

The 1983 Spanish floods was a natural disaster that occurred on 26-27 October 1983 in northern Spain, particularly in the Biscay region of Spain, where the Bilbao city festival had been taking place. The flood resulted in significant damage to property and caused the deaths of 34 people, with another 5 unaccounted for. The flood led to preventive measures being put in place and the redevelopment of Bilbao's riverside.

Background

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Prior to the 1983 flood, the Biscay region had experienced at least 42 floods since 1403, though none of the recent ones had resulted in fatalities[1]

Flooding

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Abnormally heavy rainfall in the Gipuzkoa region on 25 August caused the Deba, Oria and Urola rivers to burst their banks, causing flooding in the neighbouring towns.[1] Further heavy rainfall early on the 26th at the confluence of the Nervión and Ibaizabal rivers led to extreme flooding in the city of Bilbao.[1] Heavy rain continued until 9am on the 27th.[2] This caused significant destruction to Bilbao's Casco Viejo district, seriously damaging some historic buildings, with water 3 metres deep in some places.[2] Over 5,000 residents had to be evacuated.

Response

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Following the tragedy, the Basque regional government devised a flood prevention plan, and spent the 2024 equivalent of hundreds of millions on measures to prevent and mitigate the risks.[1] These measures included early warning alerts and drainage systems.

References

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  1. ^ a b c d Sanz de Galdeano Equiza, José María; Urquijo Luengo, Aitziber (Autumn 2023). "The August 1983 floods in the Basque Country: events and lessons". https://www.consorsegurosdigital.com/. Retrieved 31 October 2024. {{cite web}}: External link in |website= (help)
  2. ^ a b Cite error: The named reference EFE was invoked but never defined (see the help page).