Hydropower produced 93.2% of Norway's electricity in May, according to Statistics Norway (SSB) on Tuesday.
The country produced 12.11 terawatt-hours (TWh) of electricity in May, out of which 9.47 TWh was consumed.
In addition to hydropower, the country produced 5% of its electricity from wind power and 1.9% from thermal power.
The extraction of crude petroleum and natural gas, and power-intensive manufacturing composed the largest share of consumption.
The Nordic country's electricity consumption increased by 0.9% in May, compared to the same period last year.
By Murat Temizer