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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
  • News

Power restoration during high fire risk season

18 December 2024
  • News

MainPower seeks innovative solutions to meet future energy demands

4 November 2024
  • News

Serving up sponsorship at the MainPower tennis courts

16 September 2024
  • Update

MainPower helps fund vital helipad for Cheviot’s emergency services

16 September 2024
  • News

Investing in Youth with Life Education Canterbury

13 September 2024
  • News

MainPower seeks non-network capacity solutions

11 September 2024
  • News

Introducing Energy Explorers – a fun and educational activity book for kids!

3 September 2024
  • Update

MainPower updated network connection standards

26 August 2024
  • News

MainPower Hurunui Natural Environment Fund Recipients 2024

2 August 2024
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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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0800 30 90 80
Outages
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