The Nelson Review panel ‘has identified’ the Schism
Continuing to walk through the draft Report of the Nelson Review, we see that the authors 'identified that most historic policy interventions have been incomplete' (i.e. speak to the Schism).
Market Reform
Are CIS-ters doin’ it for themselves? Part 3: Treatment of curtailment risk
In part three in this series about the CIS, we look at how a curtailment provision — briefly included in drafts for Tender 1 but later removed — may raise questions about how revenue...
Finally!! … A Major Review that sees (more closely) what’s actually been happening with Demand Response!
In part because I'm speaking at the NEMDev conference (Wed 8th Oct 2025 in Brisbane) we're taking a pass through the draft Report of the Nelson Review. Some (more realistic than earlier Reviews) statements...
3 high-level questions, for considering the draft report of the Nelson Review
Here's three high-level questions we've been trying to keep in mind, in our reading of the draft Report of the Nelson Review panel - for some belated (informal) submissions here on WattClarity.
Some of the ‘Major Reviews’ in the history of the NEM
I thought it would be useful to pull together this (incomplete) tabulated list of major reviews in the history of the NEM.
Are CIS-ters doin’ it for themselves? Part 2: Understanding why there are delivery challenges
In part two of this four part series about the success of the CIS so far, we explore why delivery challenges may have emerged.
Are CIS-ters doin’ it for themselves? Part 1: Tracking the progress of CIS projects post-award
Recent debate has centred on the CIS’s success so far. In part one of this four-part series, we look at how projects have progressed since being awarded a contract.
Belatedly noting 16 winners announced (on Tuesday 16th September 2025) in Capacity Investment Scheme auctions
Coincident with last week's CEC's QCES in Brisbane, the Federal Government announced 16 winners for 'Tender 3' of the Capacity Investment Scheme.
Update to Constraint Violation Penalty (CVP) Factors – effective 19th September 2025
Referencing AEMO's MN129117 published Tuesday 16th September 2025 with respect to this Friday 19th September 2025.
Highlighting particular (frequency and/or AggROT) events through 2024 and 2025
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.
AEMC releases July 2024 working paper ‘Addressing the risk of algorithmic collusion’
Today we were alerted that the AEMC had belatedly published this 15-page Staff Working Paper titled ‘Addressing the risk of algorithmic collusion’.
An updated tabular list of instances of large AggROT across Semi-Scheduled units
Earlier today we trended the incidence of large Aggregate Raw Off-Target across all Semi-Scheduled units. In this updated tabulated list, we list each of the largest instances from January 2024 to June 2025.
Three broader questions (re)triggered by the Frequency Spike on Tuesday 19th August 2025
The (concerning) frequency spike across the NEM in the middle of the day (Tuesday 19th August 2025) has triggered many proximate questions - understandable - but also has raised these 3 Broader Questions.
Submissions due today (Thu 14th Aug 2025) on the AEMC draft report ‘Review of WDRM’
A belated note that the AEMC published a draft report on their review of the (nearly 4 year old) WDRM initiative - and noting that submissions close today.
Submissions closing tomorrow (Wed 13th Aug 2025) to AEMO consultation on ‘Primary Frequency Response Test Guidelines for Semi-Scheduled Plant’
Worth noting, as I've just become aware, that submissions close tomorrow on AEMO's consultation on Primary Frequency Response (PFR) Test Guidelines for Semi-Scheduled Plant
Would it even be possible – to operate the NEM to achieve 82% renewable energy in 2030 (if the Semi-Scheduled category continues in its current form)?
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.
Video recording of presentation by the Nelson Review panel (on Wed 6th Aug 2025), hosted by The Energy, available now
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 Energy. The recording of this webinar...
Draft Report from the ‘Nelson Review’ Panel is released, on Wednesday 6th August 2025
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 draft report, but it was ‘imminent’....
Frequency performance payments 44 days in, part 2
Categories with a longer bar left of zero are losing more of their spot energy market revenue to regulation and PFR costs.
Today marks the go-live date for the AEMO’s new unit-level availability data and other STPASA changes, on 31st July 2025
New unit-level availability data and other changes to the STPASA process are scheduled to go live from today.