"Some 50,000 people were affected in Neamt alone and more than 300 substations and eight power lines have been damaged by heavy snowfalls," company spokesman Lucian Luca told AFP.
"Around 20 emergency teams are working to restore the current," he added.
Meanwhile the south and east of the country were hit by floods after above average temperatures brought heavy rains, swelling rivers and inundating dozens of homes in the Vrancea and Gorj regions, the environment ministry said.