Biggest price shock in history
Carl Daley of EnergyByte, examines recent energy and gas price volatility, leading to the conclusion that the May to July period in QLD and NSW has been the biggest shock to the spot market...
price volatility
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...
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...
Spot price up in QLD and NSW, with only 1,532MW of spare capacity Monday evening 12th July
A snapshot of the start of price volatility in QLD and NSW on Monday 12th July 2021.
Price volatility in the QLD region on Saturday 3rd July 2021
A rainy Saturday morning reminds us the price volatility for Q2 in QLD has not totally gone away ... with elevated prices for ENERGY and also Contingency FCAS (Raise 6 second and Raise 60...
Evening volatility on Tuesday 15th June 2021
It was volatile this morning well past that’s become ‘normal’ and the volatility has returned (as I expected it would) this evening. Here’s the snapshot of the 17:20 dispatch interval from one of our...
More persistent spot price volatility in the QLD region on Tuesday morning, 15th June 2021
Morning spot price volatility in the QLD region persists further into the morning (Tue 15th June) than has become expected.
Spot price volatility continues into Monday 14th June 2021
A short note to recognise the spot price volatility continuing for Monday 14th June 2021.
Pricing volatility on Friday 11th June 2021
First price spike at sunset (Friday 11th June 2021) ... presumably with a number more bounces to go through the evening.
Evening volatility continues into Thursday 10th June 2021
A short article noting volatility rolls into Thursday evening, 10th June 2021
Demand, and prices, up in NSW and QLD on Wednesday 9th June 2021 … and low IRPM
A short note about the first of the volatility on Wednesday 9th June 2021.
Discussion about electricity prices – following the Callide C4 Catastrophe
Discussion in a number of different places (including an AFR article today) prompted me to pull some data together of how (spot and futures) prices have trended through 2021, and how they changed with...
Spot market volatility report – Thursday 3rd June 2021 (as at 17:54)
Evening spot price volatility has become a regular thing - here's some of it for Thursday 3rd June 2021
And so the daily solar bedtime story continues … on Wednesday 2nd June 2021 (with 4 x Callide units off, etc…)
Only two dispatch intervals (thus far?) of extreme pricing tonight for QLD and NSW (Wed 2nd June 2021). Here's the first one...
Price Volatility (now a regular evening event for QLD and NSW) on Tuesday 1st June kicked along by Darling Downs outage.
A number of things happened late today - with the trip of DDPS1 (only declare credible contingency earlier in the day) giving more impetus to spot price volatility in the QLD and NSW regions...
Price volatility on Monday 17th May 2021 … as expected (part 1?)
Was speaking with someone this morning about the expectation that there would be price volatility this evening, and the market obliged. It’s only just started, but here’s the second spike (at 17:40) captured in...
Prices skyrocket across all 4 mainland regions on Wednesday 12th May
Spot prices spiked across mainland regions this evening - firstly at 17:55 (above $1,000/MWh). and then at 18:00 (up towards $15,000/MWh). Here's a first look.
How aggregate production from Wind and Large Solar in NSW dropped last week – one factor contributing to price spikes and Reserve Trader
An unfortunately timed significant slump in output across all Wind and Large Solar plant in NSW was another of the factors contributing to the price volatility seen in NSW last week.
More price volatility in (QLD and) NSW on Wednesday 16th December 2020
Second day in a row the price spikes in the NSW region ... higher and longer than yesterday. Low aggregate production from Wind and Large Solar across NSW today was clearly one other factor...
Batteries vs. peaking plants – a case study from 13 October
UQ's Andrew Wilson pens a case study on the market events that occured on Tuesday the 13th of October in the QLD region, in which he examines the relative performance of UQ's 1.1MW behind-the-meter...