Evening volatility in South Australia, with high demand, on Tuesday 11th February 2025
With warnings that tomorrow could see high (higher!) demand in South Australia, we take a quick look at high demand experienced on Tuesday 11th February 2025.
Articles by Paul McArdle
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients.
Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.
Wednesday 12th February 2025 could be a big day for ‘Market Demand’ in South Australia
DTN (a.k.a. Weatherzone) says tomorrow South Australia might see 'hottest day in 5 years'. Well, correlated with that, AEMO forecasts show it might see highest 'Market Demand' in 11 years!
Large jump in ‘Market Demand’ in NSW on Friday afternoon 7th February 2025
A short record of a large (i.e. >400MW) change in ‘Market Demand’ in the NSW region for the 17:15 dispatch interval (NEM time) on Friday 7th February 2025, alerted via ez2view.
Berrybank 2 Wind Farm recommences operations, (a little later) on Friday 7th February 2025
No sooner had I published this article about ‘Berrybank 1 Wind Farm recommences operations, on Friday morning 7th February 2025’ than I received an ez2view alert on the restart of neighbouring Berrybank 2 Wind...
Berrybank 1 Wind Farm recommences operations, on Friday morning 7th February 2025
Third article in a series, following the turbine failure at one of the Berrybank Wind Farms (was it Berrybank 2?) ... to note that Berrybank 1 has restarted on Friday 7th February 2025.
Stubborn forecast LOR2 for NSW on Friday afternoon/evening 7th February 2025
At 10:42 (NEM time) this morning the AEMO published MN124235 pertaining to tomorrow (Friday 7th February 2024) for forecast LOR2 in NSW. So we take a quick look...
The GSD2024 (Generator Statistical Digest 2024) is released
It's Wednesday 5th February 2025, and we* are pleased to release the GSD2024 … following a focused effort across both teams over the period since the changeover from 2024 into 2025. Some details here,...
AER announces $9M fine for Callide Power Trading (with respect to 25th May 2021 explosion/incident)
A short note following the AER announcement (Tue 4th Feb 2025) that ‘Callide Power Trading penalised $9 million for not meeting performance standards’.
Berrybank 1 and Berrybank 2 Wind Farms offline since Tuesday morning 4th February following wind turbine collapse
Prompted by a reader (and an ABC article) we take a look at Berrybank 1 & 2 Wind Farm following the turbine tower collapse on Tuesday 4th February 2025.
Four units at Gladstone still running … was it (is it) partly a game of bluff?
A fourth update in what's visible in the market data about Industrial Action at Gladstone Power Station
Last Friday’s large and (mysterious) apparent drop in NSW ‘Market Demand’ (part 3) … what helped restrain frequency?
Friday 31st January 2025 (appeared to) experienced a very large drop in demand in NSW in a single dispatch interval - but we're now suspecting some form of data/operational glitch. However we wonder, if...
Afternoon volatility in NSW on Tuesday 4th February 2025
A short record of spot price volatility in NSW on Tuesday afternoon 4th February 2025.
AEMO notes ‘Update to system strength requirements in North Queensland’ to cater for 0 x Gladstone units online
With all 6 x Gladstone units expected to be offline by the end of the day due to Industrial Action, very timely that AEMO MN124047 notifies the market that 'The system normal equations have...
Remarkable electricity demand outcomes on Monday evening 3rd February 2025 (NEM-wide, in Victoria and South Australia)!
After a pretty remarkable evening (on Monday 3rd February 2025) here's some statistics in terms of how today's peak demand levels rate in comparison with the most recent 6,244 days (i.e. back to 1st...
Demand, and Price, climbing in ‘NEM south’ … particularly Victoria
A quick mid-afternoon article with a snapshot from NEMwatch at 14:55 (NEM time) to highlight the current status.
Last Friday’s large and (mysterious) apparent drop in NSW ‘Market Demand’ appears some data glitch?
Taking a second look at the (apparent) large drop in NSW 'Market Demand' on Friday afternoon 31st January 2025. Was it a data glitch instead?
AEMO’s demand forecasts show chance of a bigger demand day declining – for Monday 3rd February 2025
An update (at 09:00 NEM time) on AEMO's more recent forecasts for peak demand levels for this evening Monday 3rd February 2025.
About the Industrial Action at Gladstone Power Station (potentially) taking all units offline … and LOR forecast for QLD, VIC and SA
Yesterday we posted ‘All 6 coal units at Gladstone coincidentally out on unplanned outage this coming week?’. Two readers noted in comments about Industrial Action for the station this week, so we take a...
All 6 coal units at Gladstone coincidentally out on unplanned outage this coming week?
Worth also adding in a short note with this snapshot from ‘Generator Outages’ widget in ez2view at the 18:00 on Sunday 2nd February 2025 with all 6 units at Gladstone slated to be offline...
‘Market Demand’ in Victoria reaches 9,433MW (thus far) on Sunday 2nd February 2025
Worth a short note with this NEMwatch snapshot highlighting that the Victorian ‘Market Demand’ has reached 9,433MW this afternoon at the 17:35 dispatch interval already on Sunday 2nd February 2025