Resources

… Annual Outage Planning Forum 23/24 22 March 2023 Introduction ANNUAL … Bog Roy Fighting Bay Te Hikowhenua Oteranga Bay Please note Transmission Lines are excluded from this strategy The … plan • Outage planning policy • Outage forum slides • Reporting - planned loss of supply and n-security outage …

… Annual Outage Planning Forum 25/26 20 March 2025 Introduction Step … the interconnected grid Planned work includes: • Increasing transmission capacity by 25% (300 MW) under typical … Cromwell – Frankton Line Route • Detailed Implementation Report (DIR): ▪ Geotechnical investigation to some sites ▪ …

… very low in the North Island What this means for planned transmission outages: • The system operator’s usual generation planning assumptions for thermal generation (i.e 90th … section of our website. Winter 2024 Review: This report reviews the performance of the electricity system and …

… we head into winter A B C ED Outage update Upcoming planned transmission outages that may require upper North Island … industry/operational-information-system/outage-planning • To create POCP admins for your organization, … will be published by 30 June 2025. Credible Event Review reports (Closed): We received 1 submission and will publish …

… CC 5.173 Achieved: agreed TP and EA November 2014 here Report on compliance with the DR protocol (including … benefits in its own right • fund the deferral of any transmission investment CC 5.183 TP 7.2 Achieved: run as a … assist DER to respond to energy prices Consider the use of transmission alternatives in investment decision-making DROP …

… Planning for RCP4 – Material Portfolios RCP4 Customer … equipment in place to enable rapid restoration of HVDC transmission service following failure • Maintain necessary … in RCP4 is outlined in our 2022 Transmission Planning Report. • We have seen a large increase in customer supplied …

… Manager, Grid Delivery 13:45 – 14:00 New disclosure reporting obligations required of Transpower by the … others) • Enabled early start of some activities such as transmission lines environmental assessments • Added … as well as the cost of generation developments on the transmission and distribution networks.” …

… 1. Planned outage performance to ensure efficient outage planning is achieved and 2. New grid connections to ensure … of future load forecasts. GP-M – Momentary Interruptions Reporting 10. Do you use the information reported on in the … (c) Given the uncertainties created by the shift to the new Transmission Pricing Methodology we recommend that …

… of year, in part driven by outages on grid constraining transmission to upper North Island. • Geothermal at 22%. Te … 3 outage 2 22/02/2025 08/03/2025 Annual Pole 2 outage NZGB Reported NZGB N-1-G margins for 90% weather risk and Base … https://www.transpower.co.nz/system-operator/planning-future/system-security-forecast Security of Supply …

… additional capacity available. • Grid Owner to increase transmission offers where generation may be constrained. Low … to provide more generation. • Grid Owner to increase transmission offers where generation may be constrained. • … preparing our draft Security of Supply Assessment (SOSA) report for consultation which is anticipated to open later …