Cuba Nationwide Blackout: Entire Power Grid Collapses for the Third Time in 10 Days, 10 Million Left Without Electricity as Energy Crisis Deepens

Cuba Nationwide Blackout: Cuba suffered its third nationwide blackout in less than 10 days after the entire power grid collapsed, leaving nearly 10 million without electricity amid fuel shortages and an ageing energy system.

By: Sumit Kumar
Last Updated: July 15, 2026 00:54:13 IST

Cuba Power Grid Latest Update: Cuba has once again plunged into darkness after its national power grid collapsed, leaving nearly 10 million people without electricity and exposing the country’s deepening energy crisis. The latest outage, the third nationwide blackout in less than 10 days, has disrupted daily life across the island as authorities struggle with severe fuel shortages and an ageing electricity network. The repeated failures have also intensified the blame game between Havana and Washington over the worsening state of Cuba’s power sector.

Cuba Power Grid Update: Entire National Grid Goes Offline

Cuba’s national electricity grid collapsed on Tuesday, triggering another nationwide blackout that affected millions across the Caribbean island. The outage began around 11 a.m. local time (15:00 GMT) when the country’s entire electrical system suddenly went offline, according to the state-run utility UNE.

Confirming the incident, Cuba’s Ministry of Energy and Mines said, “There has been a total disconnection of the electrical system.”

The latest outage marks the third nationwide blackout in less than 10 days, highlighting the worsening condition of Cuba’s electricity infrastructure. (Reuters)

Fuel Crisis Pushes Cuba’s Power System to the Edge

Officials say the repeated failures stem from severe fuel shortages and an ageing electricity network that has struggled to meet growing demand.

Much of Cuba’s power infrastructure was built between the 1960s and 1980s, making the system increasingly vulnerable to breakdowns.

According to the International Energy Agency (IEA), Cuba produced only about 40% of the oil it consumed in 2023, leaving the country heavily dependent on imported fuel. (IEA, Reuters)

Cuba National Grid: US Fuel Restrictions Add to Energy Challenges

The latest blackout comes as Cuba continues to face a deep economic crisis that officials say has been worsened by US restrictions affecting fuel supplies.

After the United States removed Venezuelan President Nicolas Maduro from power, Washington tightened measures that disrupted subsidised oil shipments from Venezuela to Cuba. Mexico also halted fuel exports to the island under US pressure, further limiting available energy supplies.

The Trump administration maintains that the policy aims to pressure Cuba’s communist government to hold democratic elections and release political prisoners. (Reuters, BBC)

Cuba Power Grid: Public Frustration Grows After Repeated Blackouts

The recurring outages have sparked growing anger among residents.

Only days before the latest collapse, demonstrations erupted in parts of Havana as people protested prolonged electricity cuts. Residents banged pots and pans and shouted for authorities to restore power while large parts of the island remained without electricity.

Officials took more than 24 hours to restore power following each of the previous nationwide blackouts. (AP News)

Cuba Power Grid: Havana and Washington Continue to Trade Blame

The Cuban government says US fuel restrictions have significantly worsened the country’s energy crisis by limiting access to imported oil. Washington, however, argues that Cuba’s ageing infrastructure and economic management are responsible for the repeated electricity failures.

Speaking during a recent United Nations General Assembly debate on US sanctions, US Ambassador Michael Waltz said, “Change your ways and turn the lights back on for your people.”

The exchange reflects the continuing political divide over the causes of Cuba’s prolonged energy crisis. (UN, Reuters)

Can Cuba Restore Stability to Its Power Grid?

Energy experts say restoring stability will require substantial investment in electricity infrastructure and a reliable supply of fuel.

Until those issues are addressed, Cuba could continue to face recurring nationwide blackouts that disrupt daily life, businesses, hospitals and public services across the island.

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