Login
Login
0800 30 90 80
Outages
Get in touch

Major projects

Read more about some of our major projects.

Introduction to the major projects can be added here.

Ashley River

Ashley to Coldstream 66kV Upgrade

The Eastern area of the Waimakariri District has experienced significant growth due to residential and commercial development in the Pegasus…

Read more

Thongcaster Road Solar Project

The North Canterbury network is experiencing increasing demand as the region continues to grow and electrify. To support this growth,…

Read more

Cheviot to Oaro Sub-Transmission Line Upgrade – Complete

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

Read more

Amberley Zone Substation

The North Canterbury electricity network is experiencing increasing demand as Amberley and surrounding communities continue to grow and electrify. To…

Read more

Hanmer Springs Sub-Transmission Line Upgrade – Completed

Earlier this year we upgraded the line that supplies electricity to Hanmer Springs from 33 kV to 66 kV. While…

Read more

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…

Read more

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

Get in touch

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.

Get in touch

Outage notifications

Raramai Tunnel works, SH1, Peketā

MainPower will be carrying out essential network upgrade work at the Raramai Tunnel next week. This work will require single lane stop/go traffic management with potential road closures (maximum 20 minute duration) that may affect travel plans for some of our customers. 

Location: Raramai Tunnel, SH1, Peketā

  • Monday 9 to Wednesday 11 February: Parking bays and the pedestrian walkway north of the tunnel will be closed for equipment laydown and construction. 
  • From 6.00am Tuesday 10 to 8.00pm Thursday 12 February: Stop/go traffic management will be in place with traffic reduced to one lane through the tunnel to support helicopter and construction activity. Stop/go will remain overnight, controlled by lights.

Timings may vary due to weather. Motorists should expect delays and are encouraged to plan ahead or use alternative routes..

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 faults line. To report an emergency, call 111.

Outage notifications

Raramai Tunnel works, SH1, Peketā

MainPower will be carrying out essential network upgrade work at the Raramai Tunnel next week. This work will require single lane stop/go traffic management with potential road closures (maximum 20 minute duration) that may affect travel plans for some of our customers. 

Location: Raramai Tunnel, SH1, Peketā

  • Monday 9 to Wednesday 11 February: Parking bays and the pedestrian walkway north of the tunnel will be closed for equipment laydown and construction. 
  • From 6.00am Tuesday 10 to 8.00pm Thursday 12 February: Stop/go traffic management will be in place with traffic reduced to one lane through the tunnel to support helicopter and construction activity. Stop/go will remain overnight, controlled by lights.

Timings may vary due to weather. Motorists should expect delays and are encouraged to plan ahead or use alternative routes..

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 faults line. To report an emergency, call 111.

Login
Login
0800 30 90 80
Outages
Get in touch

Quick links