The report presented one and a half months after the incident indicates The voltage stroke as the main cause of the failure. This increase has launched a chain reactionwhich led to the interruption of energy supplies throughout the continental Spain and neighboring Portugal.
According to the government's findings The main responsibility for a break in power supply is borne by the Red Electrica (REE) energy network operator (Ree). According to the report, The company incorrectly estimated the demand for energy and did not manage to equalize power fluctuations.
However, Minister Aagesen emphasized that the problem was more complex, and numerous technical issues contributed to the extensive failure.
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Aagesen did not spare either criticism towards domestic energy producers, accusing them of a lack of support for the operator at a crisis. At the same time, the authorities excluded the possibility of cyber attack, which was one of the first hypotheses after the April Blackout.
However, the final resolution of the issue of liability for the incident remains the responsibility of the National Commission for Markets and Competition – the regulatory body of the energy sector – and courts.
Blackout shook Spain
On April 28, the failure shocked the Spaniards' daily life. In a few seconds at noon, tens of millions of people were deprived of access to electricity. There was communication chaos in cities – trains and metro stopped, and many mass events were canceled. Full restoration of energy supply took place only the next day.
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The Spanish media pay attention to the acceleration of the work of a committee examining the causes of the failure, which coincided with the publication of recordings burdening Santos Cerdan, a close associate of Prime Minister Pedro Sanchez. Cerdan was to be involved in corruption, which caused additional controversy around the government's actions in this matter.
