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November 24, 2021

Koralm, Austria

By Carmen

Koralm is a 960MW hydro power project. It is planned in Styria, Austria. The project is currently in permitting stage. It will be developed in single phase. The project construction is likely to commence in 2025 and is expected to enter into commercial operation in 2029.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 960 960 Permitting Styria, Austria Pumpspeicherkraftwerk Koralm


The project is being developed by Pumpspeicherkraftwerk Koralm. MOHIK-Wertholz, Sonnhof Development, Andritz Hydro and Porr Bau are currently owning the project having ownership stake of 50%, 48%, 1% and 1% respectively.

Koralm is a pumped storage project. The gross head of the project will be 650m. The project cost is expected to be around $1,301.232m.

Development Status

The project construction is expected to commence from 2025. Subsequent to that it will enter into commercial operation by 2029.

Contractors Involved

Andritz Hydro will be the turbine supplier for the hydro power project. The hydro power project consists of 4 turbines.

Andritz Hydro will supply electric generator(s) for the project.


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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