Alfalfal is a 178MW hydro power project. It is located on Colorado, Olivares river/basin in Santiago Metropolitan, Chile. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the project is currently active. It has been developed in a single phase. Post completion of construction, the project got commissioned in 1991. Buy the profile here.


The project was developed by Astaris and is currently owned by The AES with a stake of 67%.

Alfalfal is a run-of-river project. The gross head and net head of the project are 720.5m and 640m respectively. The project generated 811 GWh of electricity.

The project has 2 electric generators installed at the site. The generator capacity is 95 MVA.

Development status

The project got commissioned in 1991.

Contractors involved

Andritz Hydro was selected as the turbine supplier for the hydro power project. The company provided 2 units of pelton turbines, each with 90MW nameplate capacity.

For more details on Alfalfal, buy the profile here.

About Astaris

Astaris SpA (Astaris), formerly Astaldi SpA, is a construction contracting company. It is engaged in infrastructures in Transport Infrastructure, Water and Energy, Industrial and Civil buildings, Plants design, Operation & Maintenance. The company executes civil and hydraulic construction, electromechanical, environmental and infrastructure engineering, including railways and metros, roads and motorways, ports and airports, hydroelectric, and civil and industrial construction complex projects. Astaris, through its subsidiary NBI, provides plants design and maintenance services. The The company also provides facility management and participates in various concession services. It has operations in several countries across Asia, the Americas, Africa, and Europe. Astaris is headquartered in Rome, Italy.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Power Intelligence Center, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide from announcement through to operation across all technologies and countries worldwide.