Summary
A major blackout on April 28, 2025, left Spain and Portugal without power for several hours. A report found that a mix of factors caused the blackout, which affected internet, transport, and public services. The report did not assign blame but suggested improvements to prevent future incidents.
Key Facts
- The blackout occurred in Spain and Portugal on April 28, 2025, around midday.
- It caused major disruptions in transportation, internet, and public services.
- Some areas did not have power restored for 16 hours.
- The European Network of Transmission System Operators for Electricity (Entso-e) investigated the incident.
- The report identified multiple interacting factors, not a single cause, for the blackout.
- A sudden increase in voltage led to system instability.
- Voltage controls in local generators did not fully align with grid operator requirements.
- The blackout prompted debates in Spain about the energy model and government's role.
