Nothern Spain have a water surplus, Southern Spain has a water deficit
In 2008 a drought struck which affected Catalonia badly with resevoirs standing at just a fifth of capacity
The Catalan government proposed diverting water from the Serge river to help meet their needs but the national government resisted as this would exacerbate the water crisis in Aragon
Catalonia imported water by tanker from France and accelerated work on a desalination plant. The EU funded two more desalination plants to supply part of Barcelona and Catalan regions needs