Winners announced, for CIS Tender 4
One day after the conclusion of the inaugural NEMdev 2025 conference (during which the CIS was discussed), the announcement was made of the winners of the Tender Round 4 of the Capacity Investment Scheme.
Need for Firming Capacity
A collection of articles being published on WattClarity over time that analyse and comment on the ongoing (but changing) requirement in the need for firming capacity.
A number of these articles feature analysis of the metric ‘Aggregate Scheduled Target’.
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.
Looking more at (commissioning) operations at Waratah BESS through August 2025
In this article we take a look at operations of Waratah BESS through August 2025 - including some large Dispatch Errors on several days: (a) including Fri 29th Aug 2025, and how WTAH1 apparently...
The current burst of production at Tamar Valley CCGT coming to an end, on Thu 28th August 2025?
An article in the Australian by Colin Packham prompts a look in AEMO data about expectations for when Tamar Valley CCGT might be switched off.
Commencement of (testing) operations at Hunter (Kurri Kurri) GT in NSW
We saw first output from the HUNTER1 unit (the first of two at Snowy Hydro's new peaker) on Sunday 27th July 2025. So we're looking a little further, in this article.
Wholesale Demand Response Capacity in June 2025
WDR capacity has increased by 23 MW since our last look, and much of it happened recently.
A review of the traditional form of Demand Response (part 1)
I'm slated to participate at a panel session at the EUAA National Conference on Wednesday 7th May 2025, so have prepared some analysis to talk through...
AEMC underway with review of the Centralised Negawatt Dispatch Mechanism (a.k.a. the WDRM), and consultation closed
Submissions at the AEMC already closed over a week ago, with respect to their review of WDRM. Here's some starting thoughts ...
Do we have enough gas to wait until nuclear comes along?
Tristan Edis of Green Energy Markets discusses the practicalities of the gap that must be filled by the gas sector under the nuclear power timeline proposed by the Federal Opposition.
AEMC grants ‘urgent’ Rule Change Request for Port Lincoln and Snuggery as out-of-market reserve
On Wednesday 15th January 2025 the AEMC decided to make a temporary rule change (which will come into effect from 23 January 2025) relating to mothballed Snuggery and Port Lincoln power stations in South...
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...
Locations of last week’s CIS winners vs known areas of congestion
After a suggestion from a reader, Dan plots the locations of the 19 winning CIS projects announced last week against economic and network curtailment data.
Mothballed diesel generators might be brought back in SA
SA Government has requested that two recently mothballed diesel power stations be eligible for provision of emergency reserves.
Noting the new “Firm Energy Reliability Mechanism” being proposed in South Australia
Worth noting the proposed 'Firm Energy Reliability Mechanism’ from the South Australian Government - with live online information session Monday 25th November 2024.
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.
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...
(Update of) long-term trends of (the high points of) Aggregate Scheduled Target
In this second excerpt from GenInsights Quarterly Updates for 2024 Q2, we share (some of) the updated analysis completed of Aggregate Scheduled Target (a metric that points to the requirement for Firming Capacity).
A tale of two mega-projects: Project Energy Connect and Snowy 2.0 timelines (Part 2)
In the second half of this two-part case study we look at a timeline of the Snowy 2.0 project, and discuss the history of mega-projects in the NEM.
Tamar Valley CCGT switches off on Tue 23rd July (after running for almost 7 weeks straight)
A quick record of Tamar Valley CCGT coming offline yesterday (Tue 23rd July 2024) after 40 days of solid operations through a low-rain and low-wind winter in Tasmania.
A tale of two mega-projects: Project Energy Connect and Snowy 2.0 timelines (Part 1)
A timeline of evolving expectations for the cost, benefits, and delivery dates for Project Energy Connect - following news of recent issues surrounding the project.