That conclusion has been supported by the operator of Spain’s national grid, Red Eléctrica, which has located where outages began on Monday. Two separate incidents of power outages led to instability in the grid leading to a “breakdown in interconnections with France,” leaving the Iberian grid isolated.

Moment power is finally restored in Madrid after outage as cheers erupt across Spain’s capital - Energy had almost fully returned after one of Europe’s most severe blackouts