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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

MainPower announces new Chief Executive

6 October 2025
  • News

Trimming Season: Shelterbelts and power lines don’t mix

2 October 2025
  • News

Smarts Road & Ashley River Crossing

17 September 2025
  • News

MainPower Decarbonisation Fund recipients announced

9 September 2025
  • News

MainPower goes solar with new solar farm in North Canterbury

29 August 2025
  • News

Pole season: cars and power poles don’t mix

8 August 2025
  • News

MainPower gears up for Annual Connection 2025

28 July 2025
  • News

MainPower welcomes two new members to the Board

14 July 2025
  • News

Power lines survey on MainPower network

18 June 2025
  • News

MainPower’s chief executive stepping down

8 May 2025
  • News

MainPower Decarbonisation Fund open

9 April 2025
  • News

Huge effort in Hanmer Springs

13 March 2025
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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
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