Nedre Otta is an 86MW hydro power project. It is located on Otta river/basin in Innlandet, Norway. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the project is currently active. It has been developed in a single phase. The project construction commenced in 2016 and subsequently entered into commercial operation in 2020. Buy the profile here.


The project was developed by AS Eidefoss, E-CO Energi Holding, Eidsiva Vannkraft and Nedre Otta DA. AS Eidefoss, E-CO Energi Holding and Eidsiva Vannkraft are currently owning the project having ownership stake of 50%, 27% and 23% respectively.

Nedre Otta is a run-of-river project. The gross head of the project is 55m. The project generated 315 GWh of electricity. The project cost is $148.183m.

Development status

The project construction commenced in 2016 and subsequently entered into commercial operation in 2020.

Contractors involved

Andritz Hydro was selected as the turbine supplier for the hydro power project. The company provided 2 units of kaplan turbines, each with 43MW nameplate capacity.

Andritz Hydro supplied 2 electric generators for the project.

For more details on Nedre Otta, buy the profile here.

About AS Eidefoss

Eidefoss Strom AS (Eidefoss) is a provider of electric power generation services. Eidefoss is headquartered in Innlandet, Hedmark, Norway.

About E-CO Energi Holding

E-CO Energi Holding AS (E-CO Energi), a subsidiary of Hafslund E-Co AS, is an energy company. It owns, operates and develops hydroelectric plants. It delivers system and balance services to power systems and converts power into the wholesale market. The company’s major activities include operation and maintenance of the power plants, planning and implementation of the upgrading, and securing optimal utilization of the reservoirs. It also provides consultancy services related to hydro power generation. It sells electricity generated in wholesale markets. E-CO Energi is headquartered in Oslo, Norway.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Power Intelligence Center, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide from announcement through to operation across all technologies and countries worldwide.