Punta Negra is a 62MW hydro power project. It is located on San Juan river/basin in San Juan, Argentina. The project is currently active. It has been developed in single phase. The project construction commenced in 2010 and subsequently entered into commercial operation in 2016.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Hydropower 62 62 Active San Juan, Argentina Energia ProvIncial Sociedad del Estado


The project is developed and owned by Energia ProvIncial Sociedad del Estado.

Punta Negra is a reservoir based project. The hydro reservoir capacity is 5 million cubic meter. The net head of the project is 80m. 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 1 in number. The penstock length is 450m. The penstock diameter is 4.6m. The project generated 705 GWh of electricity. The project cost is $438m.

Development Status

The project construction commenced in 2010 and subsequently entered into commercial operation in 2016.

Power Purchase Agreement

The power generated from the project is sold to Cammesa under a power purchase agreement.

Contractors Involved

Techint E&C was selected to render EPC services for the hydro power project.

Power Machines was selected as the turbine supplier for the hydro power project. The company provided 2 units of francis turbines, each with 32.5MW nameplate capacity.

Power Machines supplied 2 electric generators for the project. The generator capacity is 36 MVA.


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