Empowering our energy future
Delivering the renewable, electrified, low-carbon economy set out in Whakamana i Te Mauri Hiko
% Renewables
(as at):
What we do
Transpower holds a unique position in the New Zealand energy sector as both National Grid owner and System Operator.
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Connect to the power system
Whether you’re new to New Zealand's electricity market or one of our existing customers, we want to make your connection to the power system as seamless as possible.
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Security of supply
In our system operator role, we work closely with industry and government to understand whether there is enough electricity to power New Zealand now and into the future.
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Tower fall investigations
We have published the investigation report and associated documents into the tower fall at Glorit which happened on 20 June 2024.
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11 Mar 2025
System operator launches review of electricity risk forecasting framework
Transpower is seeking views on the rules governing how it prepares and publishes information in its system operator role to help the electricity sector manage security of supply risks
05 Mar 2025
News from Transpower - March 2025
Each month we release an e-newsletter with the latest information from Transpower.
28 Feb 2025
Transpower announces half-year results
Transpower today released its financial results for the six months ending 31 December 2024.
11 Feb 2025
Transpower consults on Redclyffe substation rebuild
Transpower has today started consultation on delivering another level of resilience at Redclyffe Substation in Hawke’s Bay.
Whakamana i Te Mauri Hiko tū mai Aotearoa
Our core purpose is to empower the energy future for New Zealand – a future that delivers a net-zero carbon economy and a reliable and secure electricity system.
Our core purpose is to empower the energy future for New Zealand – a future that delivers a net-zero carbon economy and a reliable and secure electricity system.