Sumatra-wide Blackout: Extreme Weather and Grid Vulnerability Suspected
Technology

Sumatra-wide Blackout: Extreme Weather and Grid Vulnerability Suspected

A massive blackout hit Sumatra island on the night of May 22, 2026, affecting over 13 million customers. Suspected causes include damage to the transmission network due to extreme weather, with full recovery taking up to 20 hours. Economic losses are estimated to be substantial.

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