An almost three hour long run of extreme prices in QLD on Tuesday evening, 8th March 2022
A short article describing the run of volatility seen in QLD on Tuesday evening, 8th March 2022
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.
New all-time record demand for QLD region on Tuesday 8th March 2022
A short article to recap the new all-time-record in electricity demand in the QLD region on Tuesday 8th March 2022 (i.e. a typical summer's day after the formal...
Queensland Market Demand hits 10,000MW (and is rising fast) late Tuesday afternoon, 8th March 2022
Queensland 'Market Demand' has rocketed up to very close to an all-time record level by 17:00 on Tuesday 8th March 2022
AEMO forecasts LOR2 Lack of Reserve level for QLD on Tuesday 8th March 2022
After a week offline with the floods, I'm back and took a quick look at a tight supply-demand balance forecast for QLD this Tuesday evening, 8th March 2022.
Updated (and extended) latency statistics for P5MIN file creation at the AEMO
Following the article on Tuesday 15th February about 'blow-out in file creation latency', in this article we update stats for the past week ... but also look as...
Price spike in South Australia on Wednesday 23rd February 2022 – (perhaps) because of sudden drop in output at Bungala Solar Farm?
A price spike in SA on Wednesday 23rd February reminds us of a price spike in NSW on Monday 21st February ... one due to coal, the other...
Price spike in NSW and QLD on Monday 21st February 2022 following trip of Eraring unit 2
As a real time reminder of the energy transition challenges, the trip of Origin's Eraring unit 2 was a significant driver of the price spike in NSW to...
Market Suspension in South Australia on Friday 18th February 2022
A quick note about the brief Market Suspension in South Australia on Friday afternoon, 18th February 2022.
Some real data for Eraring Power Station (from soon-to-be-released GSD2021)
As a first article on WattClarity following Origin's 'Notice of Closure' announcement about the future of Eraring Power Station, here's some statistical data (from the upcoming GSD2021) to...
NEMDE under strain? Escalation in File Creation times for P5MIN
Over the past 2 weekends in February (in particular) we have noticed AEMO's file creation time for 'P5MIN' files has increased significantly (and this has caused challenges for...
AEMO published ‘NEM Event – Directions Report 1 February 2022’
A short (and back-dated) article about the AEMO's publication of their Directions Report for Tuesday 1st February 2022 during QLD's heatwave.
Summary view of supply-side contributions in QLD during ‘heatwave week’ – particularly Tue 1st Feb 2022 and Wed 2nd Feb 2022
An initial review of some (wholesale) supply-side factors contributing to the extreme price volatility (and Reserve Trader etc) that occurred in the first week of February 2022 in...
A quick look at the 14:30 price spike today (Wed 2nd Feb 2022)
A very brief look at the first significant price spike in QLD on Tuesday 2nd February 2022.
QLD ‘Market Demand’ at 9,869MW at 14:50 … are we going to reach an all-time record?
QLD demand is climbing closer to an 'all time maximum' on Tuesday 2nd February 2022 ... but an afternoon storm might cool things off.
Demand forecast ‘warming’ for QLD for Tuesday afternoon 2nd February 2022
A first article on Wednesday 2nd February, looking ahead in the AEMO current forecast to what would be (if the forecast holds) a new record for QLD Region...
We dodged a bullet today in QLD (Tue 1st Feb 2022) … but there’s new challenges to confront tomorrow (Wed 2nd Feb 2022)
A quick look back at today (Tue 1st Feb) and look forward at tomorrow (Wed 2nd Feb).
The performance of QLD’s two wind farms through Tuesday 1st February 2022
A quick look at how QLD's Wind Farms performed today ... Tuesday 1st February 2022.
Queensland ‘Q^^NIL_CS’ central-south constraint also a factor, on Tuesday 1st February 2022
A quick look at the ‘Q^^NIL_CS’ constraint equation, which was also active today in QLD and influencing market outcomes.
Only 5 percent IRPM (485MW spare) in the QLD Economic Island!
We're down to 485MW of spare capacity in the QLD region ... at any price. Hold onto your hats!
It’s all happening – Intervention, Directions, Reserve Trader, etc…
Here's just a couple of the strange things that are going on in the NEM this afternoon ... particularly in QLD and NSW