MainPower Power Outages: Map & How to Report
MainPower doesn't publish live data we can use, so we can't show a current count. Its official outage map shows power outages in Canterbury.
PowerOutageTracker is independent and not affiliated with MainPower. If you see a fallen power line, stay 10 metres away and call 111.
Where MainPower operates
North of the Waimakariri River, through the Waimakariri and Hurunui districts to Kaikōura
Ownership: MainPower Trust
MainPower reliability
MainPower reported 11 hr 11 min without power per customer in 2026, with 2.26 interruptions per customer. The national figure was 4 hr 1 min in 2025, though it may be measured differently.
Scope: Year to 31 March 2026. Planned plus unplanned network interruptions (Schedule 10(i) Class B + Class C), not normalised for major events, excluding low-voltage faults and Transpower outages. This is the Commerce Commission's performance-summary method.
Regions served
Other lines companies nearby
MainPower FAQ
How do I report a power outage to MainPower?
Call 0800 30 90 80. It also takes reports online through the link on this page. If you see a fallen power line, stay 10 metres away and call 111.
What areas does MainPower cover?
North of the Waimakariri River, through the Waimakariri and Hurunui districts to Kaikōura
How reliable is MainPower?
MainPower reported 11 hr 11 min without power per customer and 2.26 interruptions per customer in 2026. Scope: Year to 31 March 2026. Planned plus unplanned network interruptions (Schedule 10(i) Class B + Class C), not normalised for major events, excluding low-voltage faults and Transpower outages. This is the Commerce Commission's performance-summary method.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Weather warnings are from MetService under CC BY 4.0. Reliability data is from the New Zealand Commerce Commission under CC BY 4.0.
PowerOutageTracker.com. "MainPower Power Outages." Accessed 4 November 2026. https://poweroutagetracker.com/world/new-zealand/utilities/mainpower