John Day is a 2,160MW hydro power project. It is located on Columbia river/basin in Oregon, the US. The project is currently active. It has been developed in single phase. The project construction commenced in 1958 and subsequently entered into commercial operation in 1968.
Project Type | Total Capacity (MW) | Active Capacity (MW) | Pipeline Capacity (MW) | Project Status | Project Location | Project Developer | Hydropower | 2,160 | 2,160 | – | Active | Oregon, the US |
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Description
The project is currently owned by The US Army Corps of Engineers Walla Walla District.
John Day is a run-of-river project. The gross head of the project is 30.8m. John Day underwent through rehabilitation & modernization during 2013. The project cost is $511m.
Development Status
The project construction commenced in 1958 and subsequently entered into commercial operation in 1968.
Contractors Involved
Andritz Hydro was selected as the turbine supplier for the hydro power project. The company provided 16 units of kaplan turbines, each with 135MW nameplate capacity.
GE Renewable Energy supplied 16 electric generators for the project. The generator capacity is 142.1 MVA.
Methodology
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