Whilst working through the AER’s Wholesale Markets Quarterly with my mind thinking back to Q2 2022 the SMS alerts have been keeping me informed of some volatility today in South Australia:
Here’s a snapshot from NEMwatch at the 13:00 dispatch interval with the spot price up quite close to the $15,500/MWh Market Price Cap:
One of three founders of Global-Roam back in 2000, Paul has been CEO of the company since that time.
As an author on WattClarity, Paul's focus has been to help make the electricity market more understandable.
Alerted by our NEMwatch dashboard, I delve into the data and see a scary degree of correlation between the (very low) output of wind farms in south-east South Australia, and (similarly low) output from newer wind farms in northern NSW.
1 Commenton "There’s plenty of wind, but the SA price is still spiking today (Wed 7th Sept 2022)"
A number of factors were probably contributing. Murraylink has been offline for several days and Heywood was severely constrained at the time of your snapshot. Pelican Point has had only one GT running for about a week but was completely offline since 0130. Solar was depressed late morning because of a weather front which has led to transmission line warning market notices for SA. Many of the gas peakers were called on during the day.
A number of factors were probably contributing. Murraylink has been offline for several days and Heywood was severely constrained at the time of your snapshot. Pelican Point has had only one GT running for about a week but was completely offline since 0130. Solar was depressed late morning because of a weather front which has led to transmission line warning market notices for SA. Many of the gas peakers were called on during the day.