Resources

… November 2025 Green Bond Report Transpower New Zealand Limited (Transpower) owns and … Current (HVAC) and High Voltage Direct Current (HVDC) Transmission Lines and Substations. There are two components … all Impact to consumers due to disrupted electricity supply Planning for potential power supply disruptions arising from …

… 222 4.4. Transmission Lines … (ITP). The other supporting documents are the Transmission Planning Report (TPR) and the Grid Outputs Report. The purpose of the …

… OPPORTUNITY Integrated Report FY 2025 Seizing the OPPORTUNITY D. 17 TANIA PROGRAMME … performance Christchurch Dunedin Auckland Wellington Key Transmission lines 66 - 220kV AC Transmission lines 350kV … for New Zealand OUR PURPOSE Transpower is responsible for planning, building, maintaining and operating the national …

… generation and electricity load growth Southland is planning for, now and into the future. Transpower New … Southland region can support this increasing demand. This report, which identifies the investment requirements in … on final tower foundation scope) • Need: Increase transmission network capacity to avoid constraints as new …

… System operator preliminary report: Northland loss of supply This document outlines the … potential overloading of the Henderson_Maungatapere 110 kV transmission circuits. A grid emergency was declared at … (T130 on the Henderson-Marsden A double circuit 220 kV transmission line), auto-reclose was unsuccessful in …

… Copy to: [email protected]; Interruption Report: South Canterbury Loss of Supply – 30 September–1 … land and report the incident. Figure 1: South Canterbury transmission system schematic. The incident location is … Markers This incident may raise the question of markers on transmission lines, so it is useful to provide some …

… Corrective Actions Status Workplan Delivery Assurance l Reporting l <6 Target Controls Checked 594 Month Worksafe … tower climb and 177155 - the aircraft flying under transmission lines) Power BI Desktop ID Incident Date … as winter conditions approach. There was a lack of planning for certain tasks, and unclear signage was noted. …

… TPM Post Implementation Review, summary report - public October 2025 concept About Concept … is conducting a post implementation review (PIR) of the new transmission pricing methodology (TPM). Its purpose is to … • The quality of engagement in transmission investment planning has deteriorated and is increasingly simplistic and …

… System operator report: Hawke’s Bay loss of supply This document contains … 2.3 Context: Hawke’s Bay power system The Hawke’s Bay transmission system (known as grid zone 5) is depicted in … aerial inspection. A grid emergency was declared and planning for a partial restoration via the system operator’s …

… Power BI Desktop Market Operations Weekly Report - Week Ended 2 February 2025 TRANSPOWER // MARKET … GWh was sent north and 4 GWh was sent south. Transpower is planning an outage on the HVDC link on 8 February ahead of … base load generation – exceeds the demand or the regional transmission capacity to export generation. In these cases, …