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60 Million Affected by Voltage-Driven Blackout in Iberia

10/10/2025

40 9 Full Breakdown

Summary

Voltage Crisis Unveiled

On April 28, 2025, a blackout hit Spain and Portugal, affecting 60 million people.
The primary cause was excessive voltage, not an overreliance on renewables.
Red Eléctrica reported voltage fluctuations that could destabilize the system, prompting urgent preventive measures.
The European Network of Transmission System Operators emphasized the need for improved voltage control and grid management, amid misperceptions blaming renewables.

Summary

EU Commission Responds

The European Commission will launch an EU Grids Package in November 2025 after the Iberian blackout.
It aims to improve grid stability, voltage control, and cross-border interconnections to support security and climate goals.
Critics say European integration could reduce national accountability for outages.
The European Network of Transmission System Operators for Electricity (ENTSO-E) will issue resilience recommendations in Q1 2026.

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Voltage Crisis Unveiled

On April 28, 2025, a blackout hit Spain and Portugal, affecting 60 million people.
The primary cause was excessive voltage, not an overreliance on renewables.
Red Eléctrica reported voltage fluctuations that could destabilize the system, prompting urgent preventive measures.
The European Network of Transmission System Operators emphasized the need for improved voltage control and grid management, amid misperceptions blaming renewables.

1 / 2