
Spectators roam contained in the Madrid Open tennis event venue throughout a normal blackout in Madrid on April 28.
Manu Fernandez/AP
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Manu Fernandez/AP
Elements of Spain, Portugal and southern France have 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 ability outage halted practically each facet of each day life for tens of tens of millions of individuals — disrupting subways, slicing cellphone service and shutting down site visitors lights and ATM machines. In the meantime, back-up techniques maintained energy for hospitals, nuclear vegetation and prisons.
Here is what to know.

Folks store for groceries utilizing their cellphone as flashlight in Madrid, Spain on April 28.
Diego Radames/Anadolu through Getty Photos
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Diego Radames/Anadolu through Getty Photos
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 reason behind the outage stays unclear, and no concept 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 to date 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 individuals trapped in elevators, officers reported. (Photograph by /NurPhoto through Getty Photos)
Francisco Richart Barbeira/NurPhoto through Getty Photos
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Francisco Richart Barbeira/NurPhoto through Getty Photos
Important progress made in restoring electrical energy
On Monday night, Sánchez mentioned virtually half of the ability provide in Spain had been recovered. He added that almost each area in Spain was exhibiting 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, residence to Barcelona, based on Spanish energy distributor Purple Eléctrica.
Regardless of the progress, the prime minister mentioned it stays unclear how lengthy it would 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
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Emilio Morenatti/AP
In the meantime, Portuguese grid operator REN mentioned that energy was again for 750,000 prospects in Portugal as of Monday night time. 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 have been stranded on Monday, the nation’s transport minister Oscar Puente wrote on X.

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