“We are responsible for ensuring that electricity is always available wherever you need it and for making it sustainable by promoting renewable energies. For all these reasons, Red Eléctrica is the backbone of the electricity system in Spain and the cornerstone of the ecological transition process that the country is undergoing.”.

Electricity is pulsing through Spain and Portugal again after a massive outage knocked out power in both countries on Monday. So too are questions.

The sweeping power outage that hit Spain and Portugal this week has raised questions about the electricity grid in a region not normally known for blackouts.