A partial failure of Cuba’s national electric grid has left multiple western provinces of the island nation without power on Saturday, according to an official statement from the country’s National Electric Union. The grid disruption began at 18:07 local time, caused by an unexpected tripping of major transmission lines that carry electricity to the affected regions, which stretch from the province of Matanzas along the northern coast westward all the way to Pinar del Río at the island’s western tip.
Cuba’s energy sector has faced persistent systemic strain for years, a crisis largely exacerbated by long-running U.S. sanctions that have severely restricted the country’s ability to import critical resources. These restrictions block access to the fuel required to power generation facilities and the specialized equipment needed to upgrade and repair Cuba’s fleet of heavily aged power plants, many of which have operated far beyond their original design lifespans.
This latest outage is not an isolated incident. Since October 2024, Cuba has endured multiple widespread blackouts across the entire country, triggered by a combination of interconnected factors: aging power infrastructure failures, intense hurricane activity that damages transmission and generation assets, and ongoing fuel shortages that leave utility operators unable to meet peak domestic and commercial energy demand. The recurring outages have placed additional strain on Cuban households and businesses already navigating economic challenges tied to international trade restrictions.