Still watching the market (in between other preparations) we noted this emailed alert from the ez2view ‘Notifications’ widget noting a trip of BW03 unit immediately prior to the 16:10 dispatch interval (NEM time) on Wednesday 5th March 2025:
No time to look further, but here’s a quick snapshot of live NEM mainland frequency (measured at 100 milli-seconds, though this chart truncates a bit):
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients.
Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.
The publication by AGL Energy of the short note about the transformer incident (and injured worker) at Liddell unit 3 yesterday prompted me to have a quick look, following on from the volatility this week.
Following this update on LinkedIn from CS Energy on Thursday 30th October 2025, we summarise outages at Callide B2 (two outages) and Callide C4 (one outage).
In this article, we tie together various events since 1st January 2024 that featured either System Frequency outside the NOFB and large AggROT for Semi-Scheduled assets.
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