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
20 Aug 2010: Draft Centreline for the Wairakei to Whakamaru Replacement Transmission Line released
Transpower released a draft centreline for the replacement transmission line between Wairakei and Whakamaru substations.
16 Aug 2010: Grid New Zealand Update
The August update of projects in approval process is now available.
16 Jul 2010: Grid New Zealand Update
The July update of projects in approval process is now available.
18 Jun 2010: Grid New Zealand Update
The June update of projects in approval process is now available.
18 May 2010: Major construction starts on HVDC inter-island link at Benmore substation
Construction work on the new Pole 3 of the HVDC inter-island link starts at Benmore substation.
Major Projects
Building a new power link between Whakamaru and Auckland.
North Auckland and Northland Grid Upgrade Project
Reinforcing the network with new cables and a transformer.
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.
Current Grid New Zealand Projects
Northland
- Marsden Substation Upgrade
- Maungatapere bus security upgrade
- National Bus Security Upgrade Programme
- North Auckland and Northland Grid Upgrade Project (NAAN project)
- Otahuhu 200 Mvar Capacitors
- Pakuranga to Penrose Cables
- Penrose to Albany Cross Harbour Cables
- Upper North Island Reactive Support Investigation
Auckland
- National Bus Security Upgrade Programme
- North Auckland and Northland Grid Upgrade Project (NAAN project)
- North Island Grid Upgrade
- Otahuhu 200 Mvar Capacitors
- Otahuhu Substation Diversity
- Otahuhu-Whakamaru C Line upgrade
- Pakuranga to Penrose Cables
- Penrose to Albany Cross Harbour Cables
- Upper North Island Reactive Support Investigation
Waikato
Bay of Plenty
Taranaki
Central North Island
Hawkes Bay
Wellington
Nelson-Marlborough
Canterbury
South Canterbury
West Coast
Roll over a region of New Zealand, then select a project from the list.
Project Type (about...)
Regional Project
Backbone Project