Spectators roam contained in the Madrid Open tennis event venue throughout a common blackout in Madrid on April 28.
Manu Fernandez/AP
disguise caption
toggle caption
Manu Fernandez/AP
Elements of Spain, Portugal and southern France had been plunged into darkness on Monday by a large energy outage. The lights are coming again on for some, however the reason for the outage stays unclear.
The sweeping blackout throughout the Iberian Peninsula started noon native time. As of Monday night, energy has been partially restored throughout the three international locations, however massive swaths of the area stay with out electrical energy.
The facility outage halted practically each facet of every day life for tens of tens of millions of individuals — disrupting subways, chopping telephone service and shutting down visitors lights and ATM machines. In the meantime, back-up programs maintained energy for hospitals, nuclear crops and prisons.
This is what to know.

Individuals store for groceries utilizing their telephone as flashlight in Madrid, Spain on April 28.
Diego Radames/Anadolu through Getty Photographs
disguise caption
toggle caption
Diego Radames/Anadolu through Getty Photographs
The reason for the blackout stays a thriller
At a press convention on Monday night, Spanish Prime Minister Pedro Sánchez mentioned a nationwide blackout of this scale had by no means occurred earlier than in Spain.
He added that, inside a matter of seconds, a considerable amount of energy — equal to 60% of Spain’s electrical energy demand — was misplaced. Sánchez mentioned the underlying explanation for the outage stays unclear, and no principle has been dominated out.
Earlier on Monday, António Costa, the president of the European Council and former prime minister of Portugal, mentioned on X that there have been no indicators thus far suggesting {that a} cyber assault was behind the blackout.

A pastry store lacks mild, in Tarragona, Spain, on April 28, 2025. A widespread energy outage throughout Spain and Portugal disrupted cellphone and web providers, halted practice operations, and left folks trapped in elevators, officers reported. (Picture by /NurPhoto through Getty Photographs)
Francisco Richart Barbeira/NurPhoto through Getty Photographs
disguise caption
toggle caption
Francisco Richart Barbeira/NurPhoto through Getty Photographs
Important progress made in restoring electrical energy
On Monday night, Sánchez mentioned virtually half of the facility provide in Spain had been recovered. He added that almost each area in Spain was displaying enchancment. He additionally thanked France and Morocco for his or her help in bringing again electrical energy.
Among the many areas the place energy has been restored are main cities, together with the nation’s capital Madrid and Murcia, in addition to areas like Catalonia, house to Barcelona, in response to Spanish energy distributor Crimson Eléctrica.
Regardless of the progress, the prime minister mentioned it stays unclear how lengthy it’s going to take to completely restore energy throughout Spain.

A household eats a snack by candlelight throughout a blackout in Barcelona, Spain on April 28.
Emilio Morenatti/AP
disguise caption
toggle caption
Emilio Morenatti/AP
In the meantime, Portuguese grid operator REN mentioned that energy was again for 750,000 prospects in Portugal as of Monday evening. Electrical energy had not but been restored in Lisbon, the nation’s capital, however REN mentioned service was anticipated to renew quickly.
Blackout led to main disruptions in journey
The large blackout introduced Spain and Portugal to an abrupt standstill on Monday.
Public transportation, together with subways and rail providers, was suspended throughout Spain. Authorities labored to rescue passengers from 116 trains that had been stranded on Monday, the nation’s transport minister Oscar Puente wrote on X.

Individuals wait exterior a closed metro station, throughout a blackout in Barcelona, Spain, on April 28.
Emilio Morenatti/AP
disguise caption
toggle caption
Emilio Morenatti/AP
The blackout additionally led to dozens of flight delays and cancellations at airports in Lisbon, Madrid and Barcelona, in response to the flight monitoring web site FlightAware.com. However Aena, which manages many Spanish airports, mentioned on X that most airports had been capable of stay operational on Monday because of backup electrical programs.
NPR’s Eleanor Beardsley in Paris and Miguel Macias in Seville, Spain contributed reporting.