Electricity has been restored to almost 90 percent of mainland Spain after a massive blackout in the Iberian Peninsula on Monday. According to the national electricity grid operator Red Electrica de Espana (REE),

The complete restoration of electricity in Spain and Portugal might take between six to ten hours following a widespread blackout that left millions

Balearic Islands not affected by power cuts. Spanish power grid operator Red Electrica said it was working with energy companies to restore power after large parts of Spain and Portugal were hit by a power outage on Monday.