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Major projects

Read more about some of our major projects.

Introduction to the major projects can be added here.

Thongcaster Road Solar Project

MainPower has applied for resource consent to construct a solar farm on a 10 hectare site at Thongcaster Road. It…

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Cheviot to Oaro Sub-Transmission Line Upgrade

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

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Amberley Zone Substation

In early 2025 we will begin construction on a new substation at 41 Reserve Road, Balcairn. Why is this work…

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Hanmer Springs Sub-Transmission Line Upgrade

Upgrading the line that supplies electricity to Hanmer Springs from 33 kV to 66 kV. While Hanmer Springs does not…

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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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And, as always; we’re happy to assist, get in touch if you have any questions.

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We’re here to help you navigate the terminology and process.

Rather than starting a form without really knowing what you’ll need, we would love you to just get in touch.

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MainPower has been distributing electricity to the North Canterbury region for around 100 years. Our network area spans from north of the Waimakariri River, through the Waimakariri and Hurunui districts to Kaikōura.

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Outage notifications

Planned Power Outage in Hanmer Springs

Dates: Tuesday 4th & Wednesday 5th March 2025
Time: 7:00am – 6:00pm

MainPower is conducting scheduled electrical maintenance and upgrades to improve reliability and reduce future outages.

Click here for more information.

Power restoration during high fire risk season.

As the region’s fire risk increases, MainPower is implementing extra safety measures to protect our communities.

This means that restoring power after an outage may take longer than usual.

Click here to find out more.

Thank you for your patience as we work to restore power quickly and safely.

Outages
0800 30 90 80

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 fault line to report an emergency call 111.

Outage notifications

Planned Power Outage in Hanmer Springs

Dates: Tuesday 4th & Wednesday 5th March 2025
Time: 7:00am – 6:00pm

MainPower is conducting scheduled electrical maintenance and upgrades to improve reliability and reduce future outages.

Click here for more information.

Power restoration during high fire risk season.

As the region’s fire risk increases, MainPower is implementing extra safety measures to protect our communities.

This means that restoring power after an outage may take longer than usual.

Click here to find out more.

Thank you for your patience as we work to restore power quickly and safely.

Outages
0800 30 90 80

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 fault line to report an emergency call 111.

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