Power cut affects the Danish Baltic Sea island of Bornholm
An overload in the undersea cable caused the outage, cutting power and water supply; emergency generators are operating while restoration efforts continue.
- On Wednesday, Jan. 21, 2026, electricity to the Danish island of Bornholm was cut off at 10:16 a.m. while it was supplied by an undersea cable from Sweden.
- Trefor El-Net Øst said a fault caused the cable issue, while Per Sørensen said an overload affected the intact cable as Energinet denied any fault and said Bornholm was ready for supply.
- Emergency services started up a local power plant in Rønne, town on Bornholm, to restore the supply after the undersea cable disruption.
- Police on Bornholm said the outage disrupted island water supply and the duration remains uncertain as the cause wasn't immediately clear.
- Bornholm, located in the Baltic Sea off the southern coast of Sweden, was reported on Wednesday, Jan. 21, 2026 by The Associated Press under a 2026 copyright.
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The Danish island of Bornholm has been without electricity since Wednesday morning (21 January). Up to 40,000 people have to endure at least until the evening.
The Danish island of Bornholm was left without electricity on Wednesday morning due to a cable fault.
The Danish island of Bornholm was hit by a widespread power outage on Wednesday, caused by a ruptured submarine cable, said Ann Katrine Warren, a spokeswoman for energy company Trefor. 18,572 households were affected, according to the Jyllands-Posten newspaper.
Undersea Cable Fault Plunges Bornholm into Darkness | Science-Environment
The Danish island of Bornholm lost power due to a fault in an undersea cable connecting it to Sweden. Local supplier Trefor El-Net Ost reported the outage at 10:16 am. Emergency services initiated a backup power plant in Ronne, but full restoration could take hours.
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