Publications and resources

Flying near power lines is dangerous as the conductors (wires) can be difficult to see.

Transpower regularly publishes a Transmission Planning Report (TPR) which details the grid asset capability over the next 15 years. ...

Our 2019/20 Annual Report is a print-friendly PDF file that includes our corporate governance and financial statements,...

In the rare event of a lightning strike or fault on the transmission line, towers or poles may transfer high voltage and dangerous currents into the ground for a very short instant. This is...

Each year, Transpower publishes a Grid Outputs Report which provides our customers and stakeholders with a summary of the performance of our regulated transmission business over the past...

Transpower regularly publishes a Transmission Planning Report (TPR) which details the grid asset capability over the next 15 years. ...

Advances in battery technology are expected to play an important role in enabling our energy future. Distributed Battery Energy Storage Systems (BESS) in New Zealand examines the operational...

Transpower regularly publishes a Transmission Planning Report (TPR) which details the grid asset capability over the next 15 years. ...

Transmission Tomorrow - Our Strategy 2018 sets out our vision of New Zealand's electricity industry over the next 5 - 40 years.

The Sun Rises on a Solar Energy Future is an addendum to Te Mauri Hiko and sits alongside our more technical papers on battery storage.