Tags: Brasilia Power Outages

4 FAQs about Brasilia power outages

What was the 2025 Brazil blackout?

The 2025 Brazil blackout was a power outage that affected all 26 states of Brazil and the Federal District on 14 October 2025. The outage began at 00:32 Brasília Time (UTC−03:00) and lasted from a few minutes to up to two and a half hours, depending on the region.

How many blackouts have happened in Brazil?

Still, Brazil has experienced at least five major blackouts since then. Even minor incidents have had an impact. In August last year, a short circuit at an Eletrobras substation caused by a stray kite left 942,000 households without power in São Paulo and Guarulhos.

Why has Brazil had a blackout?

An ONS report blamed that outage on voltage control failures in wind and solar farms. Since then, the operator has adopted a more conservative management approach. Still, Brazil has experienced at least five major blackouts since then. Even minor incidents have had an impact.

What happened at Eletrobras?

The incident occurred at a reactor in the Bateias substation operated by Eletrobras, which is part of a 500-kilovolt (kV) high-voltage transmission line. The fire caused the shutdown of about 10 gigawatts (GW) of power. While some regions experienced only brief outages, others were left without electricity for over two hours.

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