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Repair Work on Guiteras Power Plant May Take at Least 72 Hours

Wednesday, March 4, 2026 by Sophia Martinez

Repair Work on Guiteras Power Plant May Take at Least 72 Hours
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The repair process for the Antonio Guiteras thermoelectric power plant, located in Matanzas, is expected to take a minimum of 72 hours following a malfunction that led to its unexpected shutdown and disconnected a significant portion of the National Electric System (SEN).

Román Pérez Castañeda, the plant's technical director, explained that a ruptured pipe in the lower section of the boiler caused a water leak, loss of gas tightness, and a fire. The fire was swiftly brought under control by the Fire Brigade, with no significant additional damage reported, as stated by state journalist Miguel Solís on Facebook.

The shutdown of the Guiteras plant — the largest power-generating unit in the country — resulted in a power outage stretching from the western region of Las Tunas to Pinar del Río.

Pérez Castañeda noted that restoring power generation won't happen instantly. The first step is to accurately pinpoint the issue, then determine the repair method, and carry out the necessary repair work. Following this, the unit will be reignited and synchronized with the national system.

"The entire process might take at least 72 hours," Pérez Castañeda stated, although authorities have mentioned that efforts are underway to restore part of the electrical service as quickly as possible.

The extended downtime of the Guiteras plant, which is crucial for the stability of the SEN, foreshadows days of severe electrical disruptions in a country already grappling with a significant power generation deficit even before this incident occurred.

The National Electric System is enduring a structural crisis characterized by frequent breakdowns, fuel shortages, and technical constraints that have built up over the years.

Previous failures at the Guiteras plant have led to widespread and prolonged blackouts, given its strategic importance in Cuba's energy matrix.

Understanding the Impact of Guiteras Plant Shutdown

Why is the Guiteras power plant significant to Cuba's energy system?

The Guiteras power plant is the largest power-generating unit in Cuba and plays a critical role in maintaining the stability of the National Electric System. Its shutdown can lead to extensive power outages across the country.

What caused the recent outage at the Guiteras plant?

A ruptured pipe in the lower section of the boiler led to a water leak, gas tightness loss, and a fire, which caused the unexpected shutdown of the plant.

How long could the repair process for the Guiteras plant take?

The repair process is estimated to take at least 72 hours, as technicians work to locate the issue, determine a repair method, and complete the necessary repair work.

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