AER releases ‘June 2022 market events report’
Today (Thu 15th Dec 2022) the AER released its 'June 2022: Market events investigation report', which might be widely read.
economic withholding of capacity
Two alternate theories of why capacity was withdrawn
Second (linked) article this evening, spelling out the two theories we're aware of with respect to why some participants might have withdrawn capacity from the NEMDE dispatch/pricing run in June 2022 - leading to...
Quick review of bids – looking back 16 days over APC and Market Suspension
With Market Suspension (just) behind us, in this weekend article we take a look over the past 16 days to see how volumes offered to the market from the two types of plant have...
Prices spike in South Australia today
Some quick notes about another price spike today in the South Australian region of Australia's National Electricity Market
The NEM wakes from its spring slumber
A quick review of some activity in the market on Monday 2nd November 2009 (and in particular a price spike in South Australia).
July in the NEM (a review of 10 years of history)
One of 12 articles on the months past in the NEM. Analysis of July has revealed that the peak NEM-wide demand for the past 3 years has occurred in winter - and has been...
June in the NEM (a review of 10 years of history)
One of 12 articles on the months past in the NEM. June has brought us several cases of "economic witholding of capacity" - particularly in 2002, and in 2007 the NEM had a very...
January in the NEM (a review of 10 years of history)
One of 12 articles on the months past in the NEM. For January we revisit events such as the fires at Moomba in 2004 (which curtailed gas supplies from central Australia); and the blackout...
Analysis of price volatility in the QLD region over summer 2007-08
Our Managing Director was asked to speak at the "Queensland Energy" conference in Brisbane on Wednesday 12th March - specifically addressing the topic of price volatility in the NEM. To provide the basis of...
22nd and 23rd February 2008 – a rare hot spell in Queensland
In Queensland we experienced one of the mildest summers I can remember. As a result of this, demand levels were subdued for most of summer. However, for a couple of days in late February,...
11th January 2007 – first spike in demand above 30,000MW
There was a temperature-driven spike in demand across the NEM later in the week beginning Sunday 7th January - culminating in the summer's first demand peak above 30,000MW (on Thursday 11th January). On this...
8th December 2006 – high demand in South Australia
There was a temperature-driven spike in demand in South Australia on Friday 8th December 2006. However, demand also spiked on other days in the week, and on those occasions did not lead to the...
21st November 2006 – demand spike in NSW
There was a temperature-driven spike in demand in NSW on Tuesday 21st November 2006. These sweltering temperatures combined with bushfires to cause localised blackouts in the Sydney city area, as reported in the Sydney...
Winter 2002 – Generator Market Power
From the start of the NEM through until 2001, the NEM was typified by a pricing dichotomy with sustained rock-bottom pricing in NSW, Snowy and Victoria and high and volatile pricing in the extremities...
2nd February 2006 – price spike in NSW and Queensland
This week saw a new record demand in NSW of 13,292MW on Thursday 2nd February. Correspondingly, average prices were above $100/MWh in both NSW and Queensland - but the price spikes did not transfer...
24th February 2006 – price spikes in Victoria
Demand in Victoria peaked again, bringing with it high prices in Victoria and (to a lesser extent) South Australia. Indeed, the demand experienced in Victoria (on Friday 24th February) exceeded the previous high level...
Weekly summary of events in Summer 2005-2006
Summer 2005-06 saw Australians sweltering in temperatures 40 degrees and above. In the National Electricity Market, this led to new peaks in demand and (given the tight supply/demand balance) delivered high (and volatile) spot...