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Antonio Guiteras Power Plant Repairs: A Race Against Time

Friday, August 1, 2025 by Henry Cruz

Antonio Guiteras Power Plant Repairs: A Race Against Time
Main entrance of the Antonio Guiteras thermoelectric plant - Image by © Video Capture/Youtube/El Matancero Errante

The Antonio Guiteras power plant, located in Matanzas, is tentatively scheduled to attempt synchronization this Friday, depending on the completion of necessary tests and repairs, according to José Miguel Solís, a state journalist from Radio 26, on his Facebook page. The endeavor to reintegrate the country’s most critical plant into the National Electric System (NES) comes amidst widespread blackouts, oppressive heat, and growing public discontent.

Rubén Campos Olmos, the engineer overseeing the project, mentioned that current efforts are concentrated on welding, technical inspections, and testing the boiler—the plant's failing heart. This emergency intervention aims to address a new leak identified on July 29, just four days after the plant had rejoined the NES following a previous malfunction.

With a capacity to contribute up to 220 megawatts, the Guiteras plant is Cuba’s largest single-unit block. However, this July alone, it has experienced three significant shutdowns. The latest was due to damage in the high-temperature reheater and a water wall of the boiler—components that haven’t undergone major maintenance since the plant's inauguration in 1989. Over 35 years of neglect have turned this strategic infrastructure into a ticking time bomb.

Restoration Challenges and Future Uncertainty

The technical team has outlined more than a hundred corrective measures, including pipe replacements, hydraulic tests, and metallographic checks. Yet, the authorities concede that even if the plant resumes operation, it will not perform optimally. Lázaro Guerra, the Director of Electricity at the Ministry of Energy and Mines, admitted, "The block will be operational, but not in perfect condition," as reported in Granma newspaper.

His remarks reflect the daily struggles faced by millions of Cubans: a faltering infrastructure and a government that resorts to temporary fixes. The plant's shutdown has exacerbated an already dire situation: on Tuesday, the Electric Union reported a nearly 2,000 MW deficit, even before this recent malfunction was announced.

Nationwide Outrage and Despair

On social media, the outrage was immediate. "Give up the country, anyone else could run it better!" exclaimed a Facebook user, while others reported up to 20-hour daily power outages, food spoilage, and lack of potable water. "The suffering is total," said a resident from Cienfuegos. "We have children, bedridden elders, spoiled food, and no water. What else must we endure?"

In Matanzas, the technical disaster's epicenter, frustration is palpable. "With or without Guiteras, we're still in the dark for 16 to 20 hours. This is a complete disaster," another affected person lamented.

Engineers working under tight deadlines at Guiteras caution that any misstep in the restart process could trigger another cycle of breakdowns. "Any sudden movement, an unexpected drop, could cause another leak," admitted Guerra. Repairs are progressing, but without assurance.

Meanwhile, the Cuban populace bears the burden of a debt they didn't accrue, trapped in a cycle where each hour without electricity means further deterioration, exhaustion, and hopelessness. In today's Cuba, a blackout doesn’t just extinguish lights; it dims lives.

Understanding the Antonio Guiteras Power Plant Crisis

What is the current status of the Antonio Guiteras power plant?

The power plant is undergoing repairs and tests to attempt synchronization with the National Electric System by Friday, though its operational condition will not be optimal.

Why is the Guiteras plant so critical to Cuba's energy infrastructure?

The Guiteras plant is crucial because it is the largest single-unit power block in Cuba, capable of supplying up to 220 megawatts to the National Electric System.

How have recent power outages affected Cuban citizens?

Citizens have faced extensive power outages, up to 20 hours daily, leading to food spoilage, lack of water, and increased frustration and despair among the population.

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