Goldendale is a 1,200MW hydro power project. It is planned on Columbia river/basin in Washington, the US. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the project is currently at the permitting stage. It will be developed in a single phase. The project construction is likely to commence in 2025 and is expected to enter into commercial operation in 2030. Buy the profile here.


The project is being developed by Rye Development and is currently owned by Copenhagen Infrastructure Partners KS with a stake of 100%.

Goldendale is a pumped storage project. The hydro reservoir capacity is planned to be 14.5 million cubic meter. The gross head of the project will be 719m. The penstock length will be 182.88m. The penstock diameter will be 4.5m. The project is expected to generate 3,561 GWh of electricity.

The hydro power project consists of 3 turbines, each with 400MW nameplate capacity.

Development status

The project construction is expected to commence from 2025. Subsequent to that it will enter into commercial operation by 2030.

For more details on Goldendale, buy the profile here.

About Rye Development

Rye Development, LLC, is a hydro power generation company, based in US.

This content was updated on 20 July 2023

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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.