Reports published here cover a range of power system and wholesale electricity market topics. They are typically technical in nature and designed for market participants but may be of use to wider audiences, including media, electricity consumers and other stakeholders.
2024
| Winter 2024 Review | Nov 2024 |
| Security of Supply Outlook | Sep 2024 |
| Evolving Market Resource Coordination | Jul 2024 |
| Winter 2024 Outlook | Jan 2024 |
- 2023
Winter 2023 Review Oct 2023 Evolving Security of Supply Assessment Jul 2023 Preparing for an increase in inverter based resources Jun 2023 Apr 2023 2023 Security of Supply Outlook Jan 2023 - 2022
Winter Review 2022 Nov 2022 Enabling distributed flexibility to support whole system reliability and efficiency: a system operator view Dec 2022 - 2021
Security of Supply 2022 Outlook 20 Dec 2021 Tracking hydro inflows and storage 22 Oct 2021 TPM - Removal of RCPD 19 July 2021 Does Size Matter 30 Jun 2021 New record demand set on 29 June 2021 30 Jun 2021 Forecasting Intermittent Generation in NZ 29 Jun 2021 - 2020
- 2019
Salt Deposits on HVDC Insulators 12 Jun 2019 NMIR - A Continuous Improvement Journey 28 May 2019 Shortfall Indications and Security Notices 3 May 2019 Wind Forecasting 30 Apr 2019 Gas Market, Electricity Capacity and the System Operator 4 Apr 2019 Heatwave sets summer demand records 5 Feb 2019 - 2018
- 2017
High Prices 18 Dec 2017 HVDC Outage 1 Dec 2017 Maraetai birds contingent event 24 Nov 2017 Management of North Island Over Frequency Risk 10 Nov 2017 Market impact of reserve sharing 2 Aug 2017 Further pricing details for the 12th to 15th July 2017 31 Jul 2017 How the HVDC transfer sticky point at 22.5MW occurs and how it affects the market 12 Jul 2017