Overview

• The outage began at approximately 17:30 local time on June 10, plunging all 82,000 residents of La Palma into darkness
• Endesa provided ongoing technical updates but initially withheld details on when electricity would be back online
• Spain’s national grid operator reported that 20 percent of supply was restored within two hours and full service resumed by evening
• Investigators traced the failure to a single defective generator rather than a broader grid collapse
• The incident echoes a late-April blackout on the Iberian Peninsula tied to a Granada substation fault and underscores persistent vulnerabilities in Spain’s power network