System Operator

At Transpower in our role as System Operator, we operate the wholesale electricity market and manage system security now and into the future.

Our System Operator role

We run the wholesale electricity market and operate the power system so that New Zealand homes and businesses can access the electricity they need, every second of every day.  

Planning for the future

We perform a central role in delivering electricity safely and reliably while helping to drive the transformation of the power system towards a more sustainable and decarbonised future.

Information for industry

Information for industry about participating in the power system and electricity market.

Notices and reporting

Sign up for notices and reports on the performance of the power system and electricity market.

Learning centre

Educational resources relating to the management of New Zealand's power system.

Live system and market data

Our home for live power system and electricity market data, including generation, load, and HVDC transfer.