AEMO updated MT PASA guidance, on 3rd October 2025
Worth copying in here AEMO's Market Notice 129413 published late Friday afternoon 3rd October 2025 pertaining to the coming two-year period - because of some changes and other notes.
Coal Closure
Belatedly recording the QLD LNP’s comments about ‘coal for decades’ in September 2025
I alluded to the following comments in Wednesday’s article about the possible early closure of Gladstone Power Station … though we did not have time to note them at the time. We were not...
ABC reports ‘Rio Tinto’s Gladstone coal-fired power station could be retired early’
A very short article here from us today to point readers here to the ABC News article ‘Rio Tinto's Gladstone coal-fired power station could be retired early’ from earlier today
Yet another data point raising questions about whether Eraring will be able to close in 2027, as per current plan
An article in the print version of the AFR this morning (asking more question about the achievability of the closure of Eraring in 2027) prompts some more head scratching.
MT PASA shows forecast Low Reserve Conditions in both NSW (Aug-Sept 2027) and SA (Dec 2026 to March 2027)
Today's MT PASA update features forecast tight supply-demand balance in both the SA and NSW regions at various times - in terms of both annual Unserved Energy, and Low Reserve Conditions.
Newport Power Station running, with Yallourn’s yips yielding 1 unit operations
We noticed Bruce Mountain’s comments on LinkedIn about Newport power station running overnight, so had a look in ez2view.
(Two not one!) more media article (and 5, not 4, analysts) questioning Eraring’s mooted closure in 2027 … and same for other coal units
It was no surprise at all to open the AFR and see 4 different analysts quoted in voicing their concerns about the unrealistic notion that Eraring can close in 2027 ... or perhaps even...
Eraring Power Station in the news, again … might stay open (even) longer
Briefly recapping some of the news pertaining to Eraring Power Station over the past two days.
Callide C out of Voluntary Administration
A short not tying together several different notes about Callide C - the part buyout by 7GI and resurrection of out voluntary administration (and outage on C3).
There are (at least) 4 Lenses, through which to view Coal Closure
The way I see it, there are at least these 4 lenses that need to be viewed together to understand the complexities relating to coal closure.
AEMC draft determination, about ‘Allowing AEMO to accept cash as credit support’
A little over 2 weeks ago (on Thu 3rd April 2025) the AEMC made a draft determination on the rule change proposal by Delta Electricity to allow AEMO to accept cash as credit support.
About flexibility at Mt Piper coal-fired power station … another ‘sign o the times’
Yesterday, our team produced ‘not-for-dissemination early draft’ of the GSD2024. We take a look through this (and use ez2view) to explore reports of a trial of 'two-shifting' (and other enhancements to flexibility) for the...
Delta’s ‘relatively urgent’ Rule Change reverts to the (slower) ‘standard rules consultation process’ at the AEMC
Today the AEMC weekly email notes that: ‘We will use the standard rules consultation process to assess Delta Electricity’s proposal to allow cash as credit support. We received a valid objection to the proposed...
A question about (currently) planned outages for Eraring Power Station through until (currently planned closure) in August 2027
It's roughly 6 months since the decision was made to extend the life of Eraring Power Station. I've had a question for a while, but have only had time to look now - what...
Delta Electricity submits ‘relatively urgent’ Rule Change Proposal for December 2024 credit support deadline
A short note today (thanks to a tip by Thomas MacDonald) about a 'relatively urgent' rule change request by Delta Electricity that might help Vales Point operate into 2025.
AGL’s successful completion of the first two-shifting trial for Bayswater unit 4 (on 7th September 2024)
An update on LinkedIn from Len McLachlan from AGL Energy about a recent trial of two-shifting at Bayswater unit 4 prompts a quick look.
Herald Sun speculates about possible extension to Yallourn Power Station
On Sunday 8th September 2024 the Herald Sun published an article speculating about possible Service Life extension to Yallourn Power Station.
Origin Energy drops Minimum Generation levels at Eraring Power Station to 180MW
Some news articles this morning, following a media tour of Eraring Power Station, prompted a piece of quick analysis (focused on ER01) of MinGen levels.
What’s the 2024 ESOO assume, in terms of coal unit performance?
In this article we explore the 2024 ESOO, and linked documents, in terms of what's assumed for coal unit EFOR - and why, in the light of recent improvements in coal unit performance (compared...
Are we *still* not building enough replacement Firming Capacity?
In this third excerpt from GenInsights Quarterly Updates for 2024 Q2, we share some perspectives about the amount of Firming Capacity projected to be delivered in net terms, to 2028 (given some withdrawals and...