MainPower NZ Ltd

There’s 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

MainPower NZ Ltd

Report an outage

Power out?

Are you experiencing a power outage at your place?

Check out our troubleshooting tips

MainPower NZ Ltd

Our planned outages

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

View all planned outages

MainPower NZ Ltd

Compliments and concerns

As a MainPower Customer you have the right to quality services, and a safe and reliable supply of electricity. Click here to find out about our complaints process.

'Report an outage' online form submissions are only monitored during business hours; Monday-Friday, 8am-5pm.


Please note that it may take up to 2 working days to hear back from MainPower after submitting the form. Please call 0800 30 90 80 if the matter is urgent and needs to be attended to sooner.


Contact details

  • Phone
    0800 30 90 80
  • Head office physical address
    172 Fernside Road, Rangiora
  • Postal address
    PO Box 346, Rangiora 7440

Business hours

  • Head office
    • 8:00am - 4:30pm, Monday to Friday

Areas serviced

  • North Canterbury:
    • Waimakariri
    • Hurunui
    • Kaikoura

Report an outage online is currently unavailable. If you need to report an outage, please call us on 0800 30 90 80

Is this a dangerous situation?

Given this is a dangerous situation, please call Emergency Services on 111 or call MainPower on 0800 30 90 80

Please check MainPower’s Planned Outages to see if an outage may be impacting this area.


Please note that it may take up to 2 working days to hear back from MainPower after submitting the form.


Call 0800 30 90 80 if the matter is urgent and needs to be attended to sooner.


Some fault response services may incur a cost, though this is generally only the case when the customer's property or actions have caused the fault. More information on MainPower’s call out fees can be found here.

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