The frequency of coal generation events in 2025
A count of coal generator events indicates large unit trips are less frequent.
All Posts
‘June 12 was one of the most challenging days of the last 4 years’
It was with interest that one of our team members noted David Osmond’s comment earlier today when he said 'June 12 was one of the most challenging days of the last 4 years ...'
A dose of evening volatility across the mainland, on Wednesday 18th June 2025
Here’s a snapshot from NEMwatch at 17:35 on Wednesday 18th June 2025 as food for further discussions at 'Energy Week' in Melbourne tomorrow.
The Non-Confidential Report (182 pages) into the Iberian blackout
Earlier today we wrote about the ‘News Release on the blackout on the Iberian Peninsula...’. Here's the report (which we could not find at the time).
News Release on the blackout on the Iberian Peninsula (on 28th April 2025) suggests overvoltage was the cause
On Tue 17th June 2025 (local time) a news release has been made to suggest a report into the April 2025 power outage on Iberian Peninsula has been released.
Frequency wobbles on Tuesday 17th June 2025
A quick look at two particular instances of (relatively small) frequency disruption on Tuesday 17th June 2025.
Which units show large positive Dispatch Error for 15:40 on Monday 16th June 2025
Following on from Linton's article (about the frequency drop at 15:40 on Monday 16th June 2025) we take a look at the largest harmful Dispatch Errors across the full fleet of units ... and...
Drop in mainland frequency on 16 June 2025
In reviewing system frequency on the 16th of June, 2025, we observed a drop that reached below the NOFB.
We need more research on storage trading
In this guest post, Greg Williams calls for more research into how storage bidding—particularly auto-rebidding—is reshaping price formation and competition as flexible assets take centre stage in the NEM.
AEMO launches consultation to update Negative Residue Management automation procedures
The AEMO has kicked off a consultation to overhaul its automated negative residue management processes ahead of Project Energy Connect forming a new transmission loop in the NEM.
Guest Authored Posts
24 GW in 24 months, a race against time for the NEM
Following his presentation at All-Energy in Melbourne last week, David Dixon reports on the state of the NEM's ambition to reach 82% renewables by 2030.
The implications of the Solar Sharer Offer (SSO) and Default Market Offer (DMO) review outcome on energy sellers
In this guest-authored article, Connor James explains the upcoming changes to the DMO, including the much publicised Solar Sharer Offer (SSO), and potential implications for energy sellers in NSW, SEQ, and SA.
Detailed Analysis
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