Major projects

Our major projects focus on ensuring a reliable, sustainable electricity network for our communities.

From infrastructure upgrades to innovative renewable energy solutions, we’re committed to future-proofing the network. Explore how these projects enhance resilience, efficiency, and support the growing demand for clean, reliable power in our region.

Thongcaster Road Solar Project

MainPower has the required consents to construct a solar farm on a 10-hectare site at Thongcaster Road. When complete, the…

Cheviot to Oaro Sub-Transmission Line Upgrade

MainPower’s sub-transmission line between Oaro and Cheviot is constructed at 66 kV but is currently operating at 33 kV. This…

Amberley Zone Substation

In early 2025 we will begin construction on a new substation at 41 Reserve Road, Balcairn. In February and March…

Hanmer Springs Sub-Transmission Line Upgrade

We are upgrading the line that supplies electricity to Hanmer Springs from 33 kV to 66 kV. While Hanmer Springs…

Hanmer Springs Substation

As part of MainPower’s planning for future capacity, as well as the retirement of end-of-life assets, we are going to…

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Outage notifications

No current notifications

Is your outage not listed?

Troubleshoot your outage
Treat all lines as live during the outage period; power may be restored at any time. If you require further information, please call MainPower’s 24-hour faults line. To report an emergency, call 111.

Outage notifications

No current notifications

Is your outage not listed?

Troubleshoot your outage
Treat all lines as live during the outage period; power may be restored at any time. If you require further information, please call MainPower’s 24-hour faults line. To report an emergency, call 111.

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