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Govt unlocks $55m for superhot geothermal push

The technical challenge is whether equipment can withstand the heat and pressure at that depth, and whether the energy can be brought to the surface in a useful form.

Rotokawa geothermal plant.

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Key points
  • What’s at stake: GeoShot NZ is aimed at testing whether superhot geothermal can add firm renewable generation and strengthen energy security.
  • Background: The first $5m design stage is complete, clearing the way for pre-drilling work and a deep exploratory well at Rotokawa.
  • Main players: MBIE is leading the project with Mercury NZ and Tauhara North No.2 Trust, with Todd Energy selected as preferred drilling contractor.

The Government has released the remaining $55 million for GeoShot NZ, a project aimed at drilling New Zealand’s first superhot geothermal well.

Regional Development and Resources Minister Shane Jones said Cabinet had approved the funding from the $60m initially ring-fenced in the Regional

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Mike McRoberts Tue, 09 Jun 2026
Contact the Writer: Mike@nbr.co.nz
News tip? Question? Typo? Let us know: editor@nbr.co.nz
© All content copyright NBR. Do not reproduce in any form without permission, even if you have a paid subscription.

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Key points
  • What’s at stake: GeoShot NZ is aimed at testing whether superhot geothermal can add firm renewable generation and strengthen energy security.
  • Background: The first $5m design stage is complete, clearing the way for pre-drilling work and a deep exploratory well at Rotokawa.
  • Main players: MBIE is leading the project with Mercury NZ and Tauhara North No.2 Trust, with Todd Energy selected as preferred drilling contractor.
Govt unlocks $55m for superhot geothermal push
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