Price spike (for Raise 1 second FCAS) in South Australia on Wednesday 8th July 2026
A short article to record the elevated price alert received from ez2view for the 13:45 dispatch interval (NEM time) on Wednesday 8th July 2026.
‘S-TBTU’ constraint set
A collation of articles pertaining to the ‘S-TBTU’ constraint set.
Spot prices in South Australia over $500/MWh again on Wednesday 24th June 2026 (now in the afternoon)
To follow on from this morning’s article, we see the re-emergence (into Wednesday afternoon 24th June 2026) of prices above $500/MWh in South Australia.
Wednesday morning 24th June 2026 and elevated prices continue in SA
It’s Wednesday morning 24th June 2026 and my pre-configured alerts delivered to ez2view Mobile have been busy – with the arrival of morning prices in South Australia above $500/MWh.
Administered Pricing for FCAS services in South Australia ended on Sunday 24th August 2025 … so what’s next?
On Sunday 24th August 2025, Administered Pricing for FCAS in South Australia ended ... when will the ‘S-TBTU’ constraint set re-emerge?
A ~50-day view of rising spurts of volatility in the LOWER1SEC FCAS market in South Australia
With Administered Pricing in South Australia ongoing today, we take a longer-term look (across the past ~50 days) in the escalating pressure on Cumulative Price for LOWER1SEC FCAS in South Australia.
Network outage on Tailem Bend – Tungkillo 275kV line ended Tue 19th Aug, but Administered Pricing Continues into Wed 20th Aug (part 3)
Part 3 in an evolving series of articles about a series of the network outage(s) on the Tailem Bend - Tungkillo 275kV line that's driven LOWER1SEC prices through the roof and triggered Administered Pricing for FCAS in South Australia
Part 2 with respect to Administered Pricing for Lower 1 second FCAS (and 9 other services) in South Australia
With Administered Pricing of all 10 x FCAS products in South Australia continuing into Monday 18th August 2025 (no surprise there), we take a second look.
Lower 1-second FCAS volatility continues in SA on Sunday 27th July 2025
A brief article to note the continued impact of the Tailem Bend to Tungkillo line outage on FCAS prices.
Volatility within the contingency FCAS market in SA today, Thursday 24th July 2025
A short post to note some price volatility for the 'Lower 1 Sec' contingency FCAS commodity in SA today, with prices flickering between the FCAS price floor and the market price cap.