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.
Queenslanders boil (the kettle) during Origin loss
It appears, from this high-level analysis, that events in the State of Origin mapped to changes in electricity demand across Brisbane last night.
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 interval this morning (NEM time), highlighting that the dispatch price in SA had jumped to $12,199.20/MWh. This has continued through the morning.
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
Winter 2013 in the NEM
A collection of analysis, observations and commentary about what we see (and have time to comment on) in terms of winter 2013 in Australia’s National Electricity Market
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).
Estimating Hedge Levels
In my third post, I look at hedge levels – and how to infer them. Hedge levels will, to a large extend, define bidding behaviour unless there are physical issues with the plant.
A chilly autumn morning drives demand higher in Tasmania
Tasmania shivers this morning, driving electricity demand higher
Why are we completing this extensive review of what happened over a very volatile summer in QLD – and why, and what the future implications might be?
Why are we investing significant time in completing this review of what was remarkable price volatility in QLD over summer? We’re primarily a software company that develops shrink-wrapped products used by about 100 market participants, spectators and commentators.
Areas of deeper analysis
Posting commentary on WattClarity meets certain customer needs – but there are occasions where deeper analysis is warranted (and requested by our customers). Where we publish more comprehensive reports, they will be listed here.
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.
Vertical Integration in New South Wales – two years on
It is now over two years ago that NSW sold its retail load and the dispatch rights to most of its generation. This blog post looks at what has happened to the market in the two years since the sale.
Retail Electricity Prices
Historically most of our posts have been based on observations about the wholesale market. More recently we have also begun to have a look at retail prices, more directly. Here’s some articles on the topic.
A brief history of the tariff prices in Queensland
As the QCA happens to be releasing the notified tariff prices later this month, I thought it opportune to write about how prices are set with a particular focus on the price of wholesale energy.
What’s caused the drop in brown coal production?
Prompted by a reader’s question, we provide some further analysis into which brown coal plants have been declining output in recent times, and why this might be the case.
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 occasions above $500/MWh – here’s some of the reasons why.
Animated illustration of Queensland Region volatility on 20th December 2012
Here’s an animated view of how price volatility emerged in the Queensland region of the National Electricity Market emerged on 20th December 2012 – and the range of factors that contributed.
Macarthur Wind Farm opened today – but the wind did not show up for the opening
The Macarthur Wind Farm opening was officially opened today, but the wind did not make an appearance.