Spanish authorities say the massive power outage in April across Spain and Portugal was due to technical and planning errors.

A blame game has erupted in Spain over the electricity blackouts that paralysed the region earlier this year, after the ...

Spain’s government has concluded the blackout which swept across the peninsula on 28 April was caused by a cocktail of voltage surges, unstable grid behaviour and failing safeguards.

MADRID (Reuters) -Spanish grid operator Redeia will release its own report on the causes of the massive blackout that hit the Iberian peninsula on April 28, its chair, Beatriz Corredor, told a news ...