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News & updates

Find out more about the latest MainPower news and updates.

Here, you’ll find the latest information on our services, innovations in the energy sector, and important updates affecting our community.

  • News, Update

MainPower proposes backup power generation for Hanmer Springs

28 February 2025
  • Update

Balcairn/Amberley road closure

17 February 2025
  • News, Update

Planned power outage in Hanmer Springs

3 February 2025
  • Update

MainPower helps fund vital helipad for Cheviot’s emergency services

16 September 2024
  • Update

MainPower updated network connection standards

26 August 2024
  • Update

Hutton’s shearwater/Kaikōura tītī Sponsorship Update

22 May 2024
  • Update

Satisfy Rescue Sponsorship Update

29 April 2024
  • Update

Hanmer Springs community update

11 March 2024
  • Update

Hutton’s Shearwater Trust Update

27 February 2023
  • Update

Spotlight on Sponsorships: Satisfy Food Rescue

10 January 2023
  • Update

Spotlight on Sponsorship: Kaikōura Helipad

1 November 2022
  • Update

Monday October 31st, don’t miss it!

31 October 2022
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Outage notifications

Maintenance - Swannanoa Substation

Due to maintenance of Swannanoa Substation streetlights will remain switched on in the greater Swannaona area from Sunday 21/09/25 trough to Saturday morning 11/10/25

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

Maintenance - Swannanoa Substation

Due to maintenance of Swannanoa Substation streetlights will remain switched on in the greater Swannaona area from Sunday 21/09/25 trough to Saturday morning 11/10/25

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.

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Login
0800 30 90 80
Outages
Get in touch

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