Incidents recorded in Cuba across battery storage, solar, wind, grid infrastructure and data centres.
9 published entries. Newest first. Search and filter these in the register.
Newest incident first. Search them, or narrow them by country, year or severity. Each entry is free to read, with what happened and its sources; the record behind it adds the cause where it is established, the part that failed, the downtime and the loss.
On a Tuesday around midday, a fire destroyed the electrical substation serving the village of Alacranes, in the municipality of Unión de Reyes, Matanzas province, according to Radio Unión Matanzas as reported by CiberCuba. About 3,700 customers lost supply...
On 7 September 2026 a power outage interrupted the National News of Cuban Television. The signal was cut and other content was broadcast for several minutes. Reports from people near the studios said an electrical transformer had exploded in the vicinity. The...
On 18 September 2026, at around 14:00 local time, Cuba's national electrical grid suffered a total collapse after a failure affecting high-voltage transmission lines in the central part of the country. The failure left millions of people without electricity...
The record behind each entry: the manufacturer, integrator and operator, root cause, failure mode, downtime, losses and every source.
A fire broke out at the Jicotea electrical substation in the municipality of Ranchuelo, Villa Clara province, Cuba, affecting circuits 54 and 94 and requiring a pole change. The Electric Union of Villa Clara confirmed the fire caused a malfunction at the 4kV...
A fire broke out at the Alquízar electrical substation (Kv 4000) in Artemisa province, Cuba, on Saturday 18 July 2026. The blaze cut power to around 1,800 customers, roughly 7,000 people, in the Mayorquín Sur and Pulido Guanímar districts. Three fire...
A high-voltage transmission line tripped and separated the provinces of Santiago de Cuba and Guantánamo from the National Electric System, causing a significant disruption to electrical services across both regions. The Electric Union (UNE) reported the...
A transformer failure was reported to have left many homes without electricity in Remedios, a municipality in Villa Clara province, Cuba, in early October 2026. A resident's Facebook post, relayed by CiberCuba, said roughly half the town was without power;...
A fire at the Tallapiedra electrical substation on Salud Street in Havana cut power to several districts, including Old Havana, Centro Habana, Cerro, 10 de Octubre and Plaza. The substation is underground. The Electric Company of Havana said the fault was...
Reporting says the Marti substation plant, in the industrial zone of Matanzas, Cuba, was affected by a major fire in August 2022. The same report describes the fire as a supertanker fire. By late October, recovery work included adapting a new control house...
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