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Corporate publications and disclosures

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Publications and disclosures

MainPower operates under several regulations, overseen by government bodies like the Electricity Authority, the Commerce Commission, and the Ministry of Business, Innovation and Employment.

These regulations ensure we maintain service quality, manage pricing responsibly, and stay transparent by sharing regular updates on our financial and operational performance. We also outline our long-term plans to keep the electricity network running smoothly across our region.

MainPower disclosures

Annual reports
Asset disclosures

MainPower’s Asset Management Plan documents our asset management risks, objectives, processes, and plans with specific focus on service targets, and the development, maintenance, and replacement plans for our assets. The plan provides customers and stakeholders with insight and explanation on how we intend to provide electricity distribution services to our consumers over the next ten years. It complies with the requirements of clause 2.6.1 of the Electricity Distribution Information Disclosure Determination 2012.

Capital contributions
Electricity distribution information disclosure
Lines charges
Loss code
Description Loss Code Loss Factor Consumption Loss Factor Generation
MainPower Average
M01
1.0695
1.0000
MainPower 11kV Actual (McAlpines 11kV)
M11
1.0300
1.0300
Pricing disclosures
Security of supply

Disclosure in accordance with the Electricity Industry Participation Code 2010.

Under the above noted regulations, electricity distributors are required to prepare a Participant Outage Plan (POP) which specifies the actions that would be taken to reduce the consumption of electricity in the unlikely event a supply shortage is declared by the Electricity Commission.

The Participant Outage Plan must:

  • comply with the Electricity Industry (Enforcement) Regulations 2010, the Electricity Industry Participation Code 2010, and subsequent amendments; and
  • comply with the requirements of the System Operator Rolling Outage Plan (SOROP); and
  • supplement the System Operator Rolling Outage Plan (SOROP).
Statement of Corporate Intent
Use-of-System Agreement

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Outage notifications

WEATHER RELATED OUTAGES - updated 8:00am 25/10/2025

Due to the recent weather events, we have multiple outages across the network. We are making good progress assessing damage and restoring power as quickly and safely as possible.

We have multiple crews on the ground today repairing poles and restoring power across the network.

Estimated restoration times will be uploaded to the Outage Map once areas have been assessed and we have a clear indication of how long it will take to restore power.

If you have any concerns or questions, please call our customer service team on 0800 30 90 80.

TREAT ALL POWER LINES AS LIVE AT ALL TIMES. Please stay away from any downed lines and report any sighting to us on 0800 30 90 80.

Medically dependent customers should ensure their power retailer has their most current information, have spoken to their medical professional and are prepared to relocate if needed. If you have any concerns about your safety or welfare, call your local council and they will assist 24/7.

For the most recent updates on outrages, please check our outage map. To report an outage, call 0800 30 90 80.

We appreciate your understanding and patience during this time.

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

WEATHER RELATED OUTAGES - updated 8:00am 25/10/2025

Due to the recent weather events, we have multiple outages across the network. We are making good progress assessing damage and restoring power as quickly and safely as possible.

We have multiple crews on the ground today repairing poles and restoring power across the network.

Estimated restoration times will be uploaded to the Outage Map once areas have been assessed and we have a clear indication of how long it will take to restore power.

If you have any concerns or questions, please call our customer service team on 0800 30 90 80.

TREAT ALL POWER LINES AS LIVE AT ALL TIMES. Please stay away from any downed lines and report any sighting to us on 0800 30 90 80.

Medically dependent customers should ensure their power retailer has their most current information, have spoken to their medical professional and are prepared to relocate if needed. If you have any concerns about your safety or welfare, call your local council and they will assist 24/7.

For the most recent updates on outrages, please check our outage map. To report an outage, call 0800 30 90 80.

We appreciate your understanding and patience during this time.

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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