The Waratah Super Battery System Integrity Protection Scheme (SIPS) was enabled by TransGrid at last Friday 1st August 2025. This prompts this look back on operations thus far.
Yesterday's release of the draft report of the Nelson Review has prompted me to re-frame a question I've asked before about the Semi-Scheduled category.
Yesterday (Wed 6th Aug 2025) we saw the draft report from the ‘Nelson Review’ Panel released ... followed by a presentation by the panel members facilitated by The...
In yesterday’s wrap of the past 5 weeks, I’d noted that Tim Nelson (when speaking at #ACES2025 last Tuesday) said that the Panel had not quite finished the...
Following a tip from a WattClarity reader, we take a quick look at a forced outage for both units at the Reece (hydro) Power Station in Tasmania ......
It’s Tuesday 5th August 2025, my second day back in the office – and this is my first article on WattClarity since this article on Friday 27th June...
Dan provides his review for ACES 2025, and tries to answer some of the questions we were pondering going into the conference.
Categories with a longer bar left of zero are losing more of their spot energy market revenue to regulation and PFR costs.
A brief note that AEMO's Quarterly Energy Dynamics for Q2 2025 is published.
New unit-level availability data and other changes to the STPASA process are scheduled to go live from today.
The CSIRO published the final version of their 2024/25 GenCost report yesterday.
A brief article to note the continued impact of the Tailem Bend to Tungkillo line outage on FCAS prices.
A belated post to note a new all-time record for wind production was broken on Friday evening.
An agreement restraining how Basslink is bid into the energy market has ended, resulting in changes in bidding and energy flows.
A primer ahead of the CEC’s Clean Energy Summit in Sydney next week, highlighting just a few of the many questions on our minds.
A short post to note some price volatility for the 'Lower 1 Sec' contingency FCAS commodity in SA today, with prices flickering between the FCAS price floor and...
An initial review of payment and cost outcomes of the first 44 days of financial operation of the FPP arrangements.
The incident description in the scheduling error declaration provides us with a glimpse into the underlying cause.
A quick view of our congestion map where constraints on the Heywood interconnector may elevate risk of high energy and FCAS prices this week.
In July 2025 AEMO released the final report into the review of the major power system event of 13 February 2024.