Port Taranaki Line Reconfiguration and Line Removal
Last updated: 12 Dec 2023
A reconfiguration of our network supplying New Plymouth and surrounding area has given us an opportunity to remove some transmission line sections.
Projects
Frankton Upgrade Project
Last updated: 29 Feb 2024
Information about our work to upgrade the Cromwell to Frankton line and the transformers at Frankton substation.
Waiotahe substation redevelopment
Last updated: 12 Dec 2023
Transpower needs to redevelop its Waiotahe substation in the Eastern Bay of Plenty to accommodate new solar generation being built
Waikato and Upper North Island Voltage Management Investigation
Last updated: 21 Mar 2023
We're making investments to manage voltage stability in the Waikato and Upper North Island regions.
Takapū substation restoration project
Last updated: 22 Mar 2023
We've embarked on a large restoration project to improve the biodiversity and ecological condition of the land and waterways surrounding our Takapū substation.
Digital Substation Project
Last updated: 12 Dec 2023
We will soon complete the construction of a digital substation laboratory in our Wellington office.
Waikanae Park Tree Removal and Vegetation Replanting
Last updated: 14 Sep 2022
We're working with Kapiti Coast District Council on the removal of trees threatening two transmission lines that run through Waikanae Park.
Wairakei Ring 220 kV Capacity Investigation (NZGP)
Last updated: 06 Apr 2023
Investigating the capacity of the 220 kV grid between Whakamaru and Wairakei known as the Wairakei Ring.
Penrose Control Room Replacement Project
Last updated: 14 Sep 2022
We are undertaking a project to build a new control relay room at our Penrose substation site and decommission the existing building.