A +460MW jump in NSW demand to 13:10 on Saturday 20th December 2025
It seemed that it might be worth documenting a +460MW jump in ‘Market Demand’ in NSW on Saturday afternoon to 13:10 (NEM time) on 20th December 2025.
NSW
Actual lack of reserve level 2 on Friday 19th December 2025 in NSW
The minimum reserve available is projected to be 664 MW between 16:00 and 17:00.
AEMO signals intention to negotiate RERT contracts as evening supply–demand tightens in NSW on Thursday 18th December 2025
In the last few minutes the AEMO have issued a market notice signalling its intention to commence RERT negotiations for the NSW region during this evening’s predicted period of supply-demand tightness.
How many coal units in NSW expected to be available on Thursday evening 18th December 2025?
One factor in the forecast LOR3 we're currently seeing for NSW on Thursday evening 18th December 2025 is that 4 of 12 coal units in NSW are offline (and another has a story).
Forecast tight supply-demand balance this evening upgraded to forecast LOR3 (i.e. load shedding) in NSW, Thursday 18th December 2025
At the 05:50 dispatch interval NEM time on Thursday 18th December 2025, the AEMO is forecasting LOR3 (i.e. load shedding) for NSW this evening.
A look at mainland grid frequency yesterday, November 26th, 2025
A quick look at the data from our frequency logger yesterday, showing the changes in frequency during the period of market volatility.
Daytime price volatility in NSW on November 26th, 2025
A quick snapshot of regional prices, where the spot price in NSW hit the MPC at 11:00am NEM time.
Price spikes up to the MPC in NSW, seemingly out of the blue, during the middle of Tuesday, 25th Nov 2025
A brief but unexpected spike to the market cap in NSW in middle of today has prompted a closer look at the rapid demand jump, counter-price flows and binding constraints that shaped the outcome.
A hot afternoon in NSW on Wednesday 22nd October 2025 (but the price did not pop … at least to 14:15)
A short article looking at the NSW region in early afternoon Wednesday 22nd October 2025.
Spicy prices forecast for NSW on Monday afternoon/evening 20th October 2025
A quick note, on Monday morning 20th October 2025, showing the re-emergence of price forecasts up near the Market Price Cap for a 90-120 minute period this afternoon/evening.
Considerable uncertainty, with respect to what might unfold in NSW next Wednesday 22nd October 2025
Following a series of Market Notices from AEMO with respect to forecast LORx conditions for NSW next Wednesday 22nd October 2025, we take a first look.
A quick review of AEMO direction for System Strength in NSW back on Thu 28th August 2025
With the need for an early morning direction flagged for NSW on Thursday 25th September 2025, we take a quick look back 4 weeks ago (to Thursday 28th August 2025) when it happened.
AEMO notes possible early-morning direction in NSW on Thursday 25th September 2025
Worth calling out MN129729 published on Wednesday 24th September 2025 at 14:29 about possible early-morning intervention in NSW for System Strength reasons
AEMO issue market notice regarding a ‘High Impact Outage’ in NSW this Sunday 20th July 2025
AEMO has flagged a 'High Impact Outage' on the Dapto–Kangaroo Valley line this Sunday, warning of reduced VIC–NSW transfer capacity.
The trend continues: a review of Q2 2025 spot prices
For nearly a decade, we’ve published annual reviews of Q2 prices to highlight the growing volatility during this period. Here’s our latest edition, examining how Q2 2025 compared.
NSW records highest winter demand in fifteen years, whilst high prices eventuate in SA on Tuesday evening 1st July 2025
Cold winter conditions in NSW have pushed market demand in the region above 13GW this evening. Meanwhile, high prices have stuck around in SA.
East coast low brings challenging conditions for start of July in 2025
The weather forecasts are alerting to the formation of an East Coast Low this week. The low is expected to sit just off the eastern cost of Australia, adjacent New South Wales.
A 495MW drop in ‘Market Demand’ in NSW on Thursday morning 5th June 2025
Another short article to note a 495MW drop in demand in NSW (measured in 'Market Demand') to the 10:10 dispatch interval on Thursday 5th June 2025.
Price volatility in NSW on 28 May, 2025
The NSW dispatch energy price jumped to 17,560 $/MWh in the 16:50 dispatch interval on 28 May, 2025.
Afternoon volatility begins in NSW on Wednesday 14th May 2025
Whilst in the process of publishing a look at yesterday, I wondered about the possibility of price volatility this evening ... and that's what happened.