A catastrophic power failure left millions of Cubans without electricity on Wednesday, marking one of the most severe blackouts in recent history as the nation grapples with an escalating energy crisis. The outage engulfed approximately two-thirds of the island, including the capital Havana, following an unexpected technical failure at the Antonio Guiteras thermal power plant located 100km east of Havana.
This incident represents the latest manifestation of Cuba’s deteriorating energy infrastructure, which has been crippled by chronic fuel shortages exacerbated by intensified U.S. sanctions. The national electricity utility UNE immediately initiated restoration efforts, though the scale of the outage presented significant challenges to recovery operations.
The current energy crisis has been compounded by multiple factors including aging infrastructure, reduced fuel imports from key ally Venezuela, and stringent U.S. embargo measures. Venezuela had previously supplied approximately 35,000 barrels of oil daily—covering nearly half of Cuba’s requirements—before the U.S. intervention in Venezuelan oil exports earlier this year.
The repercussions extend beyond household electricity, with critical services including hospital emergency wards, dialysis treatment facilities, and water pumping stations experiencing severe disruptions. The energy shortage has also crippled public transportation systems and garbage collection services, creating secondary public health concerns.
In a related development, Air France announced the suspension of its Havana services from late March through mid-June, citing insufficient aviation fuel availability. This follows similar decisions by other international carriers, further isolating the island nation and damaging its vital tourism industry.
The current situation reflects the prolonged geopolitical tensions between the United States and Cuba that have persisted since the 1959 revolution. Recent measures under the Trump administration have explicitly targeted Cuba’s energy imports, threatening tariffs on nations providing oil to the Caribbean nation and actively intercepting fuel shipments destined for Cuban ports.