Inspired by the price spike experienced this evening, I have spent a little time to put together the background to winters in the NEM.
This will be useful in understanding the context of any other events that occur this winter, and are analysed on WattClarity.
A price spike close to the Market Price Cap in NSW this evening provides an spur to do some quick analysis.
Just after midday today (Wednesday 21st April) South Australia and Victoria experienced some high spot prices. Here’s a quick post to highlight what happened.
A graphical summary of a day when temperatures soared in NSW, dragging demand higher and (with the assistance of a relative shortage of supplies) also dragging prices to VOLL
Prices in South Australia and Victoria have been high this afternoon, jumping up over $2000 in both states at 3pm NEM-time today.
Some quick notes about a price spike in QLD today.
Some pictorial records of a day when a new record demand was set in Queensland.
A snapshot of a price spike in SA late at night.
Some notes about the heatwave in SA and VIC, and what it means for the NEM
Some quick notes on what’s happened in the NEM today (17th) and yesterday (16th)
A few snapshots and quick notes about a very hot spring day in the NEM, with demand soaring, IRPM dropping across the market, and prices at VOLL in NSW
A few brief notes about a hot day across the mainland, with demand levels high in each of the 4 mainland regions
A few snapshots of a hot day in QLD and NSW as the spring heatwave rolls east.
For only the 5th time in 11 years of NEM history (and the 3rd time for South Australia) four consecutive days of price spikes have forced the Cumulative Price to the Threshold, and AEMO has imposed price caps to prevent retailers from going bust.
Some quick notes about high demand and prices in South Australia again today….
Some quick notes about another price spike today in the South Australian region of Australia’s National Electricity Market
Tuesday 3rd November, and the temperatures that had driven prices higher in SA the previous day moved eastwards.
Whilst VIC demand was lower as everyone lost their shirts on a horse, demand climbed in NSW and QLD, dragging prices upwards as well.
A quick review of some activity in the market on Monday 2nd November 2009 (and in particular a price spike in South Australia).
A look-back at 11 years of NEM history to reveal the nature and measure of benefits large industrial energy users can gain from curtailability in the NEM
We reported previously that a price cap was invoked in Tasmania on Tuesday 16th June because the Cumulative Price Threshold was reached. In official terminology, this was an Administered Price Period (APP). At 04:00AM this morning, NEMMCO released a market notice advising the market that the APP had been lifted…