Market event reports

For system security (energy) direction reports between 1 January 2021 to 31 December 2021, please refer to NEM Event - System security (energy) directions to SA Generators - 1 January 2021 to 7 January 2023 report in the 2022 folder.

NEM Market Suspension

Date of event: 5 September 2024

Victoria Market Suspension

Date of event: 22 April 2023

• Power system insecure in Queensland on 13 Oct 2015

• Market Event Report – High FCAS Prices in SA – October and November 2015
• Market Event Report - Participant File Server Incident 30 April 2015
• Multiple Generator Disconnection and Under Frequency Load Shedding Thursday 2 July 2009

• Market Event Report – Mt Piper-Wallerawang 330 kV Line Outage 22 May 2014

• Electricity Market Event Report – NEM Operations Review – Queensland Summer 2012 (855/871 Congestion)

• Dynamic Rating Data Error – 5 September 2011
• Negative Intra-regional Residues in New South Wales – Billing Week Commencing Sunday 30 January 2011

• NEM Operations Review – NSW Summer 2009–10 (70/71 TL Congestion Events)
• High NSW Prices and Negative Queensland Prices – 10 August 2010

• High FCAS Prices in Tasmania 31 December 2009
• High Prices Queensland and New South Wales – Negative Prices Victoria, South Australia and Tasmania – 3 November 2009
• High Energy and FCAS Prices in Tasmania – 30 October 2009
• Constraint Action: Moorabool Sydenham No 2 500kV Line Outage 11 September 2009
• High Temperatures and Bushfires 7 and 8 February 2009
• Record Demand in South Australia and Victoria 28–31 January 2009