Castro Alves is a 130MW hydro power project. It is located on Das Antas river/basin in Rio Grande do Sul, Brazil. The project is currently active. It has been developed in single phase. The project construction commenced in 2004 and subsequently entered into commercial operation in 2008.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 130 130 Active Rio Grande do Sul, Brazil Companhia Energetica Rio das Antas


The project was developed by Companhia Energetica Rio das Antas. CPFL Energia, Companhia Estadual de Geracao e Transmissao de Energia Eletrica and Statkraft Energias Renovaveis are currently owning the project having ownership stake of 65%, 30% and 5% respectively.

Castro Alves is a run-of-river project. The hydro reservoir capacity is 91.77 million cubic meter. The gross head and net head of the project are 86.4m and 83.6m respectively. The total number of penstocks, pipes or long channels that carry water down from the hydroelectric reservoir to the turbines inside the actual power station, are 3 in number. The penstock length is 180m. The penstock diameter is 4m. The project generated 500,625 MWh of electricity. The project cost is $365.466m.

Development Status

The project construction commenced in 2004 and subsequently entered into commercial operation in 2008.

Contractors Involved

ALSTOM Hydro Energia Brasil was selected as the turbine supplier for the hydro power project. The company provided 3 units of francis turbines, each with 44.58MW nameplate capacity.

ALSTOM Hydro Energia Brasil supplied 3 electric generators for the project. The generator capacity is 48.46 MVA.


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