The widespread blackout in Spain has caused great disruption and many speculations are already being made about its cause, while many believe it is a cyberattack.
Spain experienced one of the worst power outages in decades yesterday, paralyzing critical operations in entire regions . Power was gradually restored after about ten hours, but severe problems persisted in many areas. The Spanish government was even forced to declare a state of emergency on the evening of April 28.
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The sudden and complete collapse of the electricity transmission system reminded us how vulnerable modern societies are to such technical failures. Daily life was severely disrupted: metro stations, airports, train stations and supermarkets “froze”, creating scenes of chaos. Millions of people were trapped in an unprecedented crisis. There were also problems with mobile telephony and ATMs. In Madrid, Barcelona and Valencia, traffic chaos prevailed due to non- functioning traffic lights, while the evacuation of parts of the capital’s metro was ordered.
Social media users uploaded videos of stations plunged into darkness, where passengers were trying to safely leave.
The event is considered unprecedented and affected not only Spain but also Portugal and some parts of southern France.
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What is the cause of Spain's blackout?
There are still questions about the cause of this widespread crisis. Red Eléctrica, Spain's electricity authority, did not immediately provide an explanation for the incident, but said it was not a cyberattack.
Later, Portuguese authority REN claimed that the blackout was likely caused by a rare atmospheric phenomenon. As they explained, extreme temperature changes in Spain led to “anomalous oscillations” in very high voltage lines – a phenomenon known as “induced atmospheric fluctuation”. These fluctuations appear to have caused a loss of synchronization in the European interconnected network, leading to successive failures.
Although power is gradually being restored, full restoration of the system could take up to a week, according to authorities. Spanish Prime Minister Pedro Sanchez stressed that the exact cause remains unknown and urged the public and media to avoid premature speculation.
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However, many users on social media, especially on X (formerly Twitter), believe that behind the widespread blackout in Spain, Portugal, and France there may be a serious cyberattack.
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