Report Finds Systemic Failures Behind 2025 Spain-Portugal Blackout, Urges Power Grid Reform

A final report released after the April 28, 2025 blackout reveals systemic weaknesses and a convergence of multiple factors caused the extensive outage across Spain and parts of Portugal. This analysis highlights the complexity and vulnerability of the regional power infrastructure, explaining why the outage lasted ten hours and affected millions. Moving forward, the report calls for comprehensive grid reforms to strengthen system resilience and prevent similar disruptions.