Spain and Portugal suffer massive power outage, causing chaos across Iberian Peninsula

A massive power outage in Spain and Portugal threw daily life into chaos on Monday.

Public transport systems ground to a halt, flights were delayed, and streets in major cities like Madrid were choked with traffic jams as authorities scrambled to restore electricity.

The sudden Spain blackout also affected critical infrastructure, prompting a swift government response and heightening concerns over Europe's energy resilience.

The widespread power outage Spain experienced impacted both nations severely, with Spanish electricity transmission operator Red Eléctrica warning that full restoration could take between six to 10 hours.

Meanwhile, Portuguese utility REN confirmed it had activated emergency protocols to restore the electricity supply gradually.

Though the exact cause of the blackout remains unclear, officials have not ruled out the possibility of a cyberattack.

In Madrid, the heart of Spain’s capital faced significant disruption.

Hundreds of workers evacuated office buildings, congregating on sidewalks as the Madrid power outage left elevators and metro systems inoperative.

Police sirens echoed through the city, helicopters hovered overhead, and officers were deployed to manually direct traffic at intersections where signals had failed.

Prime Minister Pedro Sánchez visited Red Eléctrica’s control center in Madrid to oversee recovery efforts.

“The government is dedicating all resources to determine the origin and impact of this incident and to resolve it as soon as possible,” a government statement said.

Meanwhile, the European Commission confirmed it was coordinating with Spanish and Portuguese authorities, as well as the European Network of Transmission System Operators (ENTSO-E), to investigate the causes behind this unusual European power outage.

Madrid Open temporarily suspended

Adding to the disruption, the prestigious Madrid Open tennis tournament was temporarily suspended.

Matches, including one between 15th seed Grigor Dimitrov and Britain's Jacob Fearnley, were halted when scoreboards and broadcasting equipment lost power.

ATP officials said they were working closely with local authorities to resume the ATP Madrid event once stability returned.

Power outages of this magnitude are rare in Europe

Comparisons were quickly drawn to the 2003 incident when a hydroelectric failure between Italy and Switzerland plunged much of Italy into darkness for about 12 hours.

Monday’s event affected not just Spain's electricity systems but also portions of southwest France.

French operator RTE confirmed a brief disruption in the Basque Country, adding to the scale of the power outage Europe witnessed.

In Madrid, major skyscrapers like the Torre Emperador were evacuated, while worried parents struggled to contact schools due to intermittent mobile network coverage.

Mayor José Luis Martínez-Almeida urged residents to avoid unnecessary travel and stay put until services could be restored.

Transportation networks faced severe setbacks

Spain’s national rail operator Renfe announced that all rail traffic was halted after the “entire national electricity grid” was disrupted around 12:30 p.m. local time.

This shutdown impacted high-speed AVE trains, Alvia, Euromed, and Intercity services, all considered essential to Spain’s public transportation system.

Airports across the Iberian Peninsula were not spared.

AENA, which manages Spain's 46 airports, reported delays nationwide.

Emergency generators allowed limited operations to continue at Portugal’s Porto and Faro airports, according to Portugal’s airport authority ANA.

Despite the scale of the outage, Spanish hospitals remained functional thanks to robust backup power systems.

The Health Ministry assured the public that emergency services were operational and were closely monitoring the evolving situation.

By late afternoon, Red Eléctrica reported that partial electricity supply had been restored in northern and southern Spain, though large urban centers like Madrid continued to suffer disruptions.

Portugal’s grid operator REN echoed similar progress, noting phased recovery across key regions.

As authorities work around the clock to restore normalcy, Monday’s Spain and Portugal power outage serves as a stark reminder of the vulnerabilities in modern electricity networks—and raises urgent questions about Europe's readiness to respond to large-scale grid failures in the future.