Welcome To Grid New Zealand
This website gives you information on Transpower's existing and future investment in the National Grid - New Zealand's high voltage transmission network. Browse and bookmark our website to stay informed about our work to keep the energy flowing throughout New Zealand.
What's New
07 May 2012: Power outage in Hinuera and Surrounding Districts - Sunday 20 May
To protect security of supply to the area during stringing of the new transmission line a power outage will be required in Tirau and Putaruru Sunday 20 May 2012, 9am – 4pm.
08 May 2012: STAR Award nominations close 8 June - get yours in now!
Help recognise the importance of safety and promote a positive safety and health culture in our industry. Visit the Transpower website to find out more.
10 May 2012: Mangamaire Bus Split Opening
We propose to open the bus split at Mangamaire as an interim measure, read here for further details.
Major Projects
Building a new power link between Whakamaru and Auckland.
North Auckland and Northland Grid Upgrade Project
Reinforcing the network with a new 220kV cable link and two new substations.
HVDC Inter-Island Link Project
Replacing Pole 1 of the inter-island HVDC link with a new pole.
Wairakei to Whakamaru Replacement Transmission Line Project
Building a new double circuit transmission line between Wairakei and Whakamaru.
Safty
We put safety first at Transpower, and we are committed to keeping both the public and our employees safe
Find out more »Current Grid New Zealand Projects
Northland
Auckland
- Marsden New STATCOM
- National Bus Security Upgrade Programme
- North Island Grid Upgrade
- Northland and Auckland Grid Upgrade Project (NAAN project)
- Penrose New STATCOM
- Strategic Land Purchases and Post-Completion Cost-Recovery Projects
- Upper North Island Demand Side Initiatives
- Upper North Island Reactive Power Controller
- Upper North Island Reactive Support Project
Waikato
Bay of Plenty
Taranaki
Central North Island
- Bunnythorpe-Haywards A and B Transmission Line Investigation
- Lower North Island Transmission Investigation
- Mobile Substation Project
- National Auto Synchronisation Points Project
- Strategic Land Purchases and Post-Completion Cost-Recovery Projects
- Wairakei to Whakamaru Replacement Transmission Line Project
Hawkes Bay
Wellington
Nelson-Marlborough
Canterbury
South Canterbury
Roll over a region of New Zealand, then select a project from the list.
Project Type (about...)
Regional Project
Backbone Project