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MainPower is the electricity distribution network for Waimakariri, Hurunui and Kaikōura. We’re responsible for the poles wires and cables that move electricity around North Canterbury.

Do you have an emergency?

To report an emergency fault, such as fallen power lines, transformer fire or tree branches on power lines, immediately call 111 or MainPower’s 24-Hour faults line 0800 30 90 80.

Need to report an outage?

Are you experiencing a power outage at your place?

Check out our troubleshooting tips or call MainPower’s 24-Hour faults line to report a fault 0800 30 90 80.

Our planned outages

Sometimes we’ll need to turn off power to some areas for line maintenance.

Click below to see if your property is affected by a planned power outage.

Please note that it may take 5-10 working days to hear back from MainPower after submitting the form. 

Please do not report power faults via the website. Call 0800 30 90 80 to ensure your fault is recorded. 

Contact details

Head office physical address
Postal address

Business hours

Head office business hours, 8:00am – 4:30pm, Monday to Friday

Areas serviced

North Canterbury
  • Waimakariri
  • Hurunui
  • Kaikoura

General enquiry form

Outage notifications

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.

MainPower Holiday Closure

MainPower offices will be closed from Friday 20th December to Monday 6th January.

We will still be attending faults during this period.

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

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.

MainPower Holiday Closure

MainPower offices will be closed from Friday 20th December to Monday 6th January.

We will still be attending faults during this period.

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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