Why Geothermal Geothermal Operations Customers Sustainability
Our Business Our Journey Our Team
Renewable. Reliable. Iwi Energy.

Renewable. Reliable.
Iwi Energy.

Tuwharetoa Geothermal is your geothermal process heat supplier for a low-carbon and sustainable future.

 
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90% less carbon

CO2 from our geothermal steam are approximately 10% of gas-raised steam equivalent.

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60 yrs & beyond

Reliable energy supporting the Kawerau Industrial Complex since 1955.

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100% Aotearoa

Energy and technology from Kawerau, New Zealand to the world.

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Reliable Partnerships

We are the proud supplier of geothermal process heat to the Kawerau Industrial Complex, the largest industrial geothermal process heat user in the world.