Whilst we’re speaking about events on Saturday 15th August 2026, worth also noting that today marks over one month of ongoing production from the Tamar Valley combined cycle plant in Tasmania.
via 'Forecast Convergence' widget, we see (to date) consistent reporting to the AEMO of envisaged closure of all 4 x units at Yallourn being 1st July 2028.
A short article to note simultaneous loss of control on the two x DC interconnectors on the mainland for a couple hours on Saturday morning 15th August 2026.
At 12:32:03 on Wednesday 12th August 2026, the AEMO published MN144798 which noted 'AGC Heart Beat has been resolved'. This obviously raises other questions we will be interested to learn more about...
Given the discussions about looming Yallourn closure, and the implications of this, worth noting a change in the latest weekly MT PASA run.
In this 6th article relating to the data glitch triggered frequency excursion on Wednesday 5th August 2026, we take another look at interconnectors, and start compiling a sequence of events.
Following a couple articles about the downwards trend of spot LGC price, we look at how that's fed into 'negative LGC' bid prices for VRE.
In the past couple weeks (including at ACES 2026, but also elsewhere) it's seemed that the penny has dropped ... only by a miracle will we achieve 82% by 2030.
A much more 'traditional' drop in frequency on Friday morning 7th August 2026 (compared to the stranger-but-deeper drop on Wednesday 5th August 2026), with Friday's following a coal unit trip
A first look at yesterday's major frequency event (and demand gyration in NSW) using 'next day public' data to look at Dispatch Error
We don’t know what happened, yet - just wanted to flag the significant frequency drop here this evening so readers don’t think it was ‘just’ a data glitch.
For a coincidence of several different reasons, here's a quick initial overview of how Yallourn Power Station has been performing over time, and particularly in Winter 2026 ytd.
In anticipation of this month's release of the 2026 ESOO, a short article noting the forecast shortfalls flagged in this Tuesday's updated MT PASA modelling via MN144738 published at 14:52 (NEM time) on Tue 4th August 2026.
With Zen Energy under Administration since 3rd July 2026, we take a longer-term look at operations at Templers BESS.
There are some intriguing differences between battery (bidding and) operations during the recent spell of low wind in South Australia (late July 2026) and what happened in late June 2026.
A brief follow-on from ‘Elevated prices in South Australia through the day on Thursday 30th July 2026’.
It’s Thursday evening 30th July 2026 as we approach the end of a day when my phone has been buzzing fairly consistently through the day with spot prices above $500/MWh in the South Australian region.
I can’t recall when we last saw a trip as large as the 620MW trip that occurred just prior to 08:05 on Sunday morning 26th July 2026
With four of our team attending CEC ACES in Sydney this coming week, here's an interim guide to 14 observations we've made in Conference Season for Winter 2026 (to date).
We thought it was worth separately collating these examples of how to answer the question ‘How many years of reference data are required to construct a robust model of the future?’.