On Friday 5th December 2025 we also saw EnergyAustralia report to AEMO the 19-day extension to the lengthy unplanned outage at YWPS2 following 'LP turbine issues' experienced in August 2025.
Following media reporting from Monday about 'blackouts' and 'Eraring closure', today (Wednesday 3rd December) there's a media report about 'blackouts' and 'Yallourn closure'
On Friday 14th November 2025, the expected return to service for YWPS2 was pushed back another ~6 weeks (now offline till Monday 24th January 2026).
A quick follow-on early Friday morning 17th October 2025 to note that both YWPS3 and YWPS4 made it back online overnight.
Following the simultaneous trips (on Thu 16th Oct 2025) of YWPS3 and YWPS4, we take a look at current return to service expectations.
System frequency remained within the NOFB, appears well managed given the supply loss approached 600 MW.
Following the simultaneous trip of units at Yallourn, directions to Jeeralang Power Station were issued for maintaining System Strength in Victoria.
A short note on Thursday 16th October 2025 to record both Yallourn Units 3 &4 tripping during the 13:35 dispatch interval (NEM time) today.
We noticed today (Wednesday 24th September) an ~8 week extension added onto the expected return to service date for YWPS2, which tripped offline due to 'LP turbine issues' in August 2025.
We noticed Bruce Mountain’s comments on LinkedIn about Newport power station running overnight, so had a look in ez2view.
A brief look at recent operational challenges at Yallourn unit 4.
As a further update on outage expectation for the damaged YWPS2 (which tripped with 'LP turbine issue' on Tue 26th August) the latest return to service expectation is now not until 22nd October 2025.
We assess whether the trip at Yallourn 2 on 26 August 2025 was large enough to drive a frequency disturbance.
A first article about an unplanned (and potentially significant) outage at Yallourn unit 2 that began on Tuesday 26th August 2025 due to 'LP turbine issues'.
Taking a look at the three of the Yallourn Units offline on Monday morning 16th June 2025.
Worth a short note on Thursday 12th June 2025 to highlight the short-lived return to service at YWPS4:
Yallourn unit 3 came offline for a tube leak - but ABC reports (on Mon 9th June 2025) that 'an air duct in unit three collapsed during maintenance', so we take an initial look.
Tristan Edis of Green Energy Markets discusses the practicalities of the gap that must be filled by the gas sector under the nuclear power timeline proposed by the Federal Opposition.
We thought we'd take a quick look at Eraring unit 3, given it was the focus of Colin Packham’s article yesterday in the Australian.
Partly prompted by a comment yesterday from a WattClarity reader (Liam), and powered by 'next day public' data, we take a look at Yallourn Power Station on Tuesday 12th November 2024.