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November 15, 2021

Olkaria IV, Kenya

By Carmen

Olkaria IV is a 149.848MW geothermal power project. It is located in Nakuru, Kenya. The project is currently active. It has been developed in multiple phases. Post completion of construction, the project got commissioned in September 2014.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Geothermal 149.848 149.848 Active Nakuru, Kenya Kenya Electricity Generating


The project is developed and owned by Kenya Electricity Generating.

The geothermal plant is of single flash type. The geothermal site has in total 36 number of wells. Out of this 30 are production wells and remaining 6 are injection wells.

The project cost is $385m.

Development Status

The project got commissioned in September 2014.

Power Purchase Agreement

The power generated from the project is sold to Kenya Power and Lighting under a power purchase agreement for a period of 25 years.

Contractors Involved

Hyundai Engineering & Construction and Toyota Tsusho were selected to render EPC services for the geothermal power project.

Olkaria IV (Olkaria IV Unit 1) is equipped with Toshiba Energy Systems and Solutions turbine. The phase consists of 1 turbine with 70MWe nameplate capacity.

Olkaria IV (Olkaria IV Unit 2) is equipped with Toshiba Energy Systems and Solutions turbine. The phase consists of 1 turbine with 70MWe nameplate capacity.

About Kenya Electricity Generating

Kenya Electricity Generating Co Ltd (KenGen) is an electricity generation utility. It produces power from hydro, geothermal, thermal, and wind sources. Under power purchase agreements, the company sells power to customers on wholesale basis. Kenya Power and Lighting Co Ltd is the authorized distributor of the company’s electricity sales. It has electricity generation assets in Olkaria and Eburru Geothermal fields, Kipevu, Eastern Region, Western Region, Upper Tana, and Ngong. KenGen is headquartered in Nairobi, Kenya.


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.

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