Mainland system frequency on April 10, 2025, associated with VIC transmission outage
High speed frequency measurements provide a deeper understanding of how the system responded to the unplanned 500kV line outage.
APD – Heywood – Mortlake 500 kV line
AEMO Market Notice 126465 notes transmission link back in service
Third article about the large drop in demand in Victoria observed on Thursday morning 10th April 2025.
AEMO Market Notice 126464 confirms trip transmission (linked to the APD smelter)
Second article about the large drop in demand in Victoria observed on Thursday morning 10th April 2025.