Extinguishing work is hampered by the height of the building.
In Kymenlaakso The decommissioned old Valkeala psychiatric hospital building is returning to Kouvola, according to the Kymenlaakso Rescue Department.
According to the on-call firefighter, the building is empty.
The Kymenlaakso Rescue Department reports that 19 rescue service units are present and estimates that the rescue work will continue for several hours.
The burning building has three floors and an attic space. Extinguishing work is hampered by the height of the building.
The fire is located at the top of a hospital building that is about 10,000 square feet in size.
Police are investigating the cause of the fire.