The first working day of summer sees volatility return in Victoria and South Australia
A snapshot from NEM-Watch capturing the first volatility seen this summer
South Australia
Daily wind generation does not seem to be close to 90% of South Australia’s supplies–are we missing something?
Wind generation on some days in the past 2 weeks supplied a big percentage of SA demand - but not (on a daily basis, at least) near the 90% level.
Chilly winter evenings show demand has declined for various reasons – not just solar PV
A cold evening in the NEM, and yet demand can't make it past 30,000MW - which would have been quite startling 4 or 5 years ago (but not now, as demand has been declining...
SA summary for Thursday, compared to the preceding week
Following from a period of elevated prices in South Australia, prices dropped on Thursday. Here's some reasons why...
7-day South Australian overview (Thu 30 May to Wed 5 June)
Spot Prices in South Australia were elevated over the past 7 days - here are some reasons why.
Prices yo-yo in SA this morning, as installed capacity goes missing
Following yesterday’s warnings about the potential for a tight supply/demand balance in South Australia this week, it was not really a surprise when the SMS alerts from NEM-Watch began buzzing for the 07:20 dispatch...
Load shed warning (LOR3) issued by AEMO for Tuesday in South Australia
It's not looking that great, currently, for the supply/demand balance in South Australia this week - when viewing predispatch, ST PASA and AEMO's Market Notices
The return of the evening price spikes as the winter demand shape arrives a little early
The distinctive winter demand shape returns - and with it comes the evening peaks in prices (even on a Sunday).
Morning price spikes in SA with no wind or coal
Augurs to be an interesting day in South Australia today, with two (now three) price spikes already this morning - due in part to no supplies from coal, or from wind.
Price spikes in SA at 23:35 with the switch-in of off-peak hot water
A price spike late at night in South Australia, not long after posting other comments about low surplus generation capacity.
SA prices rise as Surplus Capacity drops to levels not seen since 2004
Spot prices in South Australia have been seen to be higher in the month of April than in the prior months, which is somewhat counter-intuitive. Prices also spiked this evening on a number of...
A late burst to summer in the south drives demand higher
Some high temperatures in Victoria and South Australia drive demand higher and, because of transmission constraints, the IRPM in the Economic Island lower.
Temperatures drive demand, and volatility, in Victoria and South Australia Monday 18th February
The price spiked yesterday (Monday 18th February) in South Australia and Victoria - here's an overview of what happened.
A stinker today in the south – but demand barely wakes from the holiday slumber (and yet prices explode!)
A preliminary look at a number of events that happened today, leading to prices spiking to the Market Price Cap in a number of regions, Demand Side Response being very active, and trading desks...
Following the weather warning, what’s the demand outlook in the south?
With a severe weather warning issued for much of Australia (with Sydney and Brisbane almost being the only exceptions) and lasting several days, it's timely to look at what AEMO is forecasting demand to...
To what extent is Wind reducing spot prices in South Australia?
Some starting thoughts, about the extent to which increased wind farm output has been responsible in the drop in spot prices in South Australia from the high levels seen in 2008.
Prices see-saw across the (mainland) NEM today
An interesting day in the NEM today, with prices gyrating across a wide spectrum, and across all four mainland regions - on the back of higher demand in Victoria and South Australia due to...
Prices soar as the south-east sizzles – with summer arriving early
Some quick observations about the price spikes observed yesterday on the back of high temperature-driven demand in Victoria.
A very volatile day in VIC and SA (not particularly due to the Carbon Tax)
Some quick notes today, on day #2 of the Carbon Tax, prompted by some prices that jumped all around the place (not so much due to carbon, though).
A hot Saturday could have driven demand higher – but how much?
A quick look at the demand levels on Saturday 25th driven by hot weather in VIC and SA. What would have happened had this been on a weekday?