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Massive Power Outage in Brazil After Substation Fire

10/15/2025

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Summary

Story summary

On October 14, 2025, a fire at an Eletrobras substation caused a large power outage in Brazil.
The outage disabled about 10,000 MW and affected more than 1 million consumers across multiple states, including São Paulo and Rio de Janeiro.
The National Electric System Operator activated an automatic protection mechanism, causing losses of 4,800 MW in the Southeast, 1,900 MW in the Northeast, and 1,600 MW in the North and South.

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Story summary

On October 14, 2025, a fire at an Eletrobras substation caused a large power outage in Brazil.
The outage disabled about 10,000 MW and affected more than 1 million consumers across multiple states, including São Paulo and Rio de Janeiro.
The National Electric System Operator activated an automatic protection mechanism, causing losses of 4,800 MW in the Southeast, 1,900 MW in the Northeast, and 1,600 MW in the North and South.