Volatility continues in QLD and NSW for Wednesday evening, 4th May 2022
Evening volatility re-occurs – in QLD and NSW on Wednesday 4th May 2022
spot price volatility
Price volatility in QLD and NSW on Tuesday 3rd May 2022
A short note about this evening’s price volatility in QLD and NSW with tight supply-demand balance caused by import limitations (amongst other things).
Evening price volatility in QLD on Thursday 28th April 2022
A quick record of some evening volatility in QLD on Thu 28th April 2022.
Price Volatility continues in QLD, on Monday 4th April 2022 … and spreads to all regions
A short article highlighting price volatility this evening in QLD … spreading further south.
Run of price volatility in QLD on Friday evening, 1st April 2022
Spot price up at $1,000/MWh in QLD for over an hour on Friday evening, 1st April 2022.
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
Expect the unexpected – It’s the NEM after all
Guest author, Allan O’Neil, returns to WattClarity with this review of southern region prices on Monday 31st January 2022 to highlight one example of counterprice flows on the VIC to NSW interconnector.
Yo-yo pricing in NSW today, and in QLD
Some ‘interesting’ price outcomes seen today in NSW and QLD.
QLD’s forecast LOR3 (Load Shedding) cancelled for today (Tue 1st Feb) – then reinstated, then escalated
A short morning article, looking forwards to this evening’s forecast tight supply/demand balance (and possible load shedding) in the QLD region.
Price volatility (and low IRPM) on Monday 31st January 2022 – in QLD, VIC, SA (a first initial review)
A short (and first) look at some of the market activity on a volatile evening in several regions – SA and VIC, and with QLD joining the fray a bit later.
Price volatility in the QLD region on Sunday evening, 30th January 2022
A short article about some evening volatility in the QLD region on Sunday 30th January 2022.
Midday price volatility in South Australia on Monday 10th January 2022
A quick note about the price spikes seen in South Australia in the middle of the day on Monday 10th January 2022.
Price volatility in South Australia Thursday evening 30th December 2021
This morning I’ve taken a quick look at market activity in South Australia on Thursday evening, 30th December 2021.
Spot price volatility in QLD (and NSW) on Tuesday 21st December 2021
A quick look at this evening’s volatility.
Price volatility in South Australia on Thu 16th December 2021 reinforces observations in GenInsights21
Price volatility in South Australia on Wednesday morning, 16th December reminds of the observations made in GenInsights21
A quick look at the operation of Hornsdale Power Reserve (in ENERGY) for Monday 13th December 2021
Here’s a snapshot of the ‘Unit Dashboard’ widget in ez2view of the HPRG1 unit (i.e. the pre-IESS generation side DUID for the Hornsdale Power Reserve) on Monday 13th December 2021
Price volatility in the South Australian region on Monday 13th December 2021
Some price volatility in South Australia on Monday 13th December 2021
Price Volatility continues in QLD on 4th October 2021, under Five Minute Settlement
A quick look at three price spikes seen late afternoon in QLD on Monday 4th October 2021.
Low wind production (inside NSW+QLD) was one other factor contributing to price volatility in Q2 2021
As Q2 2021 unfolded, it seemed that there were many instances where prices spiked during evening demand peaks – and that wind output was low at the time. So I took a closer statistical look…
A list of (some of) the factors contributing to the volatile price outcomes seen in Q2 2021 – particularly QLD and NSW
Prompted by last Friday’s publication of the AER’s ‘Wholesale Markets Quarterly’ for Q2 2021, here’s a tabulated summary of some of the contributing factors of spot price volatility (and hence high average prices) for the quarter – particularly for QLD and NSW.