Miravalles is a 162.7MW geothermal power project. It is located in Guanacaste, Costa Rica. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the project is currently active. It has been developed in multiple phases. Post completion of construction, the project got commissioned in March 1994. Buy the profile here.


The project was developed by Geoenergia de Guanacaste and Ormat Technologies. The project is currently owned by Instituto Costarricense de Electricidad.

The geothermal plant is of hybrid type. The geothermal site has in total 52 number of wells. Out of this 32 are production wells and remaining 20 are injection wells.

The project generates 1,145GWh of electricity.

Development status

The project got commissioned in March 1994.

Contractors involved

Mitsubishi Heavy Industries was selected to render engineering procurement construction services for the Miravalles (Miravalles Unit 3) project. Ormat Technologies was selected to render engineering procurement construction services for the Miravalles (Miravalles Unit 5) project.

Miravalles (Miravalles Unit 1) is equipped with Toshiba Energy Systems and Solutions Single cylinder, double flow, condensing turbines.

Miravalles (Miravalles Unit 2) is equipped with Ansaldo Energia turbines.

Miravalles (Miravalles Unit 3) is equipped with Mitsubishi Heavy Industries turbines.

Miravalles (Miravalles Unit 5) is equipped with Ormat Technologies turbines.

Miravalles (Miravalles Wellhead Unit 1) is equipped with Toshiba Energy Systems and Solutions turbines.

For more details on Miravalles, buy the profile here.

About Ormat Technologies

Ormat Technologies Inc (Ormat) is a provider of renewable power and energy solutions with focus on geothermal and recovered energy generation. The company designs, develops, builds, owns, operates and stores power generation plants. It manufactures, distributes and sells products to generate geothermal electricity. The company also designs, manufacture and sells power units that generate electricity from recovered energy or waste heat. Ormat offers geothermal power generation equipment, completion of power plants on turnkey basis for developers, utilities and industrial customers. It sells electricity through long-term purchase agreements. The company has its operations in Latin America, Asia, East Africa and Europe. Ormat is headquartered in Reno, Nevada, the US.

This content was updated on 20 July 2023

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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.