John W. Keys III is a 314MW hydro power project. It is located on Columbia river/basin in Washington, the US. The project is currently active. It has been developed in single phase. Post completion of construction, the project got commissioned in 1973.
Project Type | Total Capacity (MW) | Active Capacity (MW) | Pipeline Capacity (MW) | Project Status | Project Location | Project Developer | Hydropower | 314 | 314 | – | Active | Washington, the US |
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Description
The project is currently owned by U.S. Department of the Interior.
John W. Keys III is a pumped storage project. John W. Keys III underwent through rehabilitation & modernization during 1973; 1983-1984; 1988-2005, 2017-2019. The project generated 21,000 GWh of electricity.
Development Status
The project got commissioned in 1973.

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By GlobalDataContractors Involved
Wartsila was selected as the turbine supplier for the hydro power project. The company provided 2 units of pump turbines, each with 50MW nameplate capacity.
Wartsila was selected as the turbine supplier for the hydro power project. The company provided 4 units of pump turbines, each with 53.5MW nameplate capacity.
Wartsila supplied 6 electric generators for the project.
Methodology
All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.