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November 22, 2021

Sarulla 1, Indonesia

By Carmen

Sarulla 1 is a 330MW geothermal power project. It is located in North Sumatra, Indonesia. The project is currently active. It has been developed in multiple phases. Post completion of construction, the project got commissioned in March 2017.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Geothermal 330 330 Active North Sumatra, Indonesia Sarulla Operations


The project is developed and owned by Sarulla Operations.

The geothermal plant is of hybrid type. The geothermal site has in total 4 number of wells.

The project supplies enough clean energy to power 210,000 households. The project cost is $1,600m.

Development Status

The project got commissioned in March 2017.

Power Purchase Agreement

The power generated from the project is sold to PT PLN (Persero) under a power purchase agreement. The power is sold at the rate of $0.068kWh for a period of 30 years.

Contractors Involved

Hyundai Engineering & Construction was selected to render EPC services for the geothermal power project.

Ormat Technologies and Toshiba Energy Systems and Solutions have supplied 18 and 3 turbines, respectively.

About Sarulla Operations

Sarulla Operations Ltd generates and transmits electrical energy. The company is headquartered in North Sumatra, Indonesia.


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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