Siguragura is a 286MW hydro power project. It is located on Asahan river/basin in North Sumatra, Indonesia. The project is currently active. It has been developed in single phase. Post completion of construction, the project got commissioned in 1982.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 286 286 Active North Sumatra, Indonesia PT Indonesia Asahan Aluminium


The project is developed and owned by PT Indonesia Asahan Aluminium.

Development Status

The project got commissioned in 1982.

Contractors Involved

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Hitachi Mitsubishi Hydro was selected as the turbine supplier for the hydro power project. The company provided 4 turbines, each with 71.5MW nameplate capacity.

Hitachi Mitsubishi Hydro supplied 4 electric generators for the project. The generator capacity is 80 MVA.

About PT Indonesia Asahan Aluminium

PT Indonesia Asahan Aluminium (MIND ID), is an aluminium products manufacturer and distributor. The company offers products such as aluminium billet, aluminium ingot, and aluminium alloy products. It provides services such as metal trading, metal smelting, metal transportation, and technical support services, among others. INALUM constructs and develops aluminium smelting plants, mosques, power plants, sport hall, hospital, churches, sport facilities, supermarket, post office, and telecommunication facilities, among others. The company also operates Siguragura Intake Dam, Regulating Dam, and Tangga Intake Dam. It has its operations in Asahan, Jakarta, Paritohan, and Medan, Indonesia. It is headquartered in South Jakarta, 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.