Nga Awa Purua Geothermal Power Plant is a 140MW geothermal power project. It is located in Waikato, New Zealand. 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 March 2010. Buy the profile here.


The project was developed by Mercury NZ. Mercury NZ and Tauhara North No.2 Trust are currently owning the project having ownership stake of 65% and 35% respectively.

The geothermal plant is of triple flash type. The geothermal site has in total 10 number of wells. Out of this 6 are production wells and remaining 4 are injection wells. Nga Awa Purua Geothermal Power Plant runs at a temperature of 270 Degree Celsius.

The project generates 1,100GWh electricity and supplies enough clean energy to power 140,000 households.

Development status

The project got commissioned in March 2010.

Contractors involved

Sumitomo was selected to render engineering procurement construction services for the geothermal power project.

Fuji Electric was selected as the steam turbine supplier for the geothermal power project.

For more details on Nga Awa Purua Geothermal Power Plant, buy the profile here.

About Mercury NZ

Mercury NZ Ltd (Mercury), formerly Mighty River Power Ltd, is an integrated power company which generates, retails, and trades electricity. It produces power from hydro, wind, and geothermal sources. The company operates various power projects in South and North Islands. Mercury retails energy to homes, businesses and industrial customers across the country under GLOBUG and Bosco brands. It also provides advanced metering infrastructure and data services. In consonance with its shift to renewable sources, the company converted the majority of its vehicle fleet to electric or plug-in hybrid. The company has operational presence in Chile, Germany, Peru, the UK, and Ireland. Mercury is headquartered in Auckland, New Zealand.

This content was updated on 20 July 2023

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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.