The Stanwell Power Station coal units are some of the best performing coal units in the NEM … which is what made this full-load trip on Thursday 27th August 2026 just prior to 12:00 unusual.
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
Supply fluctuated but was this to an equivalent extent as the recorded interconnector flows would suggest, or the noted demand change in NSW for the 16:25 interval?
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
We noticed the debilitating uncertainty that the folks at Currently Speaking suffer from (and wrote about here), so we thought we’d take pity on them with this quick note (about BW01 trip this morning).
Following the (~full load) trip of KPP_1 this morning (Thu 2nd April 2026) we take a first look at frequency response.
Our ‘Notifications’ widget in ez2view triggered this morning at 03:06 (NEM time) on Thursday 2nd April 2026 to alert us to a trip of the Kogan Creek coal unit.
"And what happened to system frequency?" Our initial inspection indicates there was a very minor impact.
On Tuesday 2nd February we observed the trip of both Vales Point units. Ez2view supports understanding of the event and return to service.
Top 10 units with deviations in support of, and in opposition to, the frequency need around the trip of Callide C units 3 and 4.
... the answer might not be what some people might immediately think it is.
Three quick notes, after seeing the trip of Kogan Creek on Tuesday morning 11th November 2025.
Taking a quick look - after our ez2view ‘Notification’ widget triggered an alert for what appears to be Callide C4 tripping from close to full load (Sunday 9th November 2025 at 21:26 NEM time)
Following this update on LinkedIn from CS Energy on Thursday 30th October 2025, we summarise outages at Callide B2 (two outages) and Callide C4 (one outage).
Loy Yang B1 has returned to service on Sunday morning 2nd November 2025 following a planned outage, not without some wobbles.
A short note to capture the trip of Callide B2 on Tuesday 28th October 2025 in the five minute period prior to 21:01 (NEM time) that day.
A short note on Thursday 16th October 2025 to record both Yallourn Units 3 &4 tripping during the 13:35 dispatch interval (NEM time) today.
A quick article to explore a frequency drop on Thursday evening 11th September 2025.
On Saturday evening 30th August 2025 there was a trip (and then subsequent recovery) of the Loy Yang A1 unit - we take a look at frequency change.
We assess whether the trip at Yallourn 2 on 26 August 2025 was large enough to drive a frequency disturbance.