Tunnsjødal

The Tunnsjødal hydropower plant, which is built into the side of a mountain, is the biggest power plant in Nord-Trøndelag county, Norway. The plant is comprised of four Francis turbines and has an annual output of 815 GWh.

FACTS

Location

Nord-Trøndelag, Norway

Technology

Hydro

Attributes

Re-investment, Environmental impact

Producing electricity since

1963

Developer/owner

Estimated annual generation

815 GWh

Total capacity

The Tunnsjødal hydropower plant is the biggest power plant in Nord-Trøndelag county, Norway. The plant is built into the mountain. The water is led trough a 10.6 km tunnel from the intake at Grøndalsdammen at 345 metres above sea level. The plant, which was commissioned in 1963, has four Francis turbines and an annual output of 815 GWh.