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flag Havana plunged into prolonged blackouts on Oct. 12, 2025, after a substation explosion and power failures, exposing Cuba’s deep energy crisis.

flag Cuba faced a severe energy crisis on October 12, 2025, with Havana enduring over eight-hour blackouts after an explosion at the Talla Piedra substation and transmission line failures, worsening when a power unit shut down unexpectedly. flag The capital saw a peak power shortfall of 120 MW, while the national grid faced a deficit of 1,584 MW due to aging infrastructure, fuel shortages, maintenance issues, and thermal constraints. flag Renewable sources contributed only a fraction of needed power. flag Blackouts have disrupted essential services and daily life for years, highlighting systemic challenges in Cuba’s energy sector.

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