No sign (yet?) of Callide C3 returning to service
With the prior expectation being we’d see Callide C3 return today (Friday 23rd July), we can’t see any output at this point.
Winter 2021 in the NEM
A collection of articles about events that occur through winter 2021 in the NEM (i.e. June, July, August 2021)
Morning volatility in QLD and NSW on Thursday 22nd July 2021
A quick record of some morning volatility in QLD and NSW … both due to tight supply/demand balance with interconnectors constrained.
Tight supply/demand balance delivers price spike in QLD on Wednesday evening 21st July
A short note about the first of a number of dispatch interval price spikes in the QLD region on Wednesday evening, 21st July 2021.
New record for NEM-wide wind production on Tuesday 20th July 2021
A look this morning at the new record (set yesterday – Tuesday 20th July) for NEM-wide wind production.
Callide C3 return to service delayed further still – now till Friday 23rd July 2021
Another slippage on return to service expectation for Callide C3 … now expected Friday 23rd July.
Blowing a gale across SE Australia … but July has not (yet?) hit a new peak instantaneous wind output record
A quick look at monthly stats shows that, whilst it’s been blowing a gale in SE Australia in recent days, it’s not yet set a new ‘peak instantaneous wind farm output’ record.
Exploring the price spike in NSW on Wednesday morning 14th July
Returning to the price spike in NSW on Wednesday morning (to $15,100/MWh for 3 dispatch intervals) to explore some of the reasons why it happened – and why it happened unexpectedly.
Friday evening price spike in QLD and NSW – with 300MW demand response in QLD
A short article that might be referred back to later following a spot price spike (in QLD and NSW), and what looks like demand response (in QLD).
Daniel Westerman’s ‘Big Hairy Audacious Goal’ (BHAG) announced on 14th July 2021 – 100% instantaneous by 2025 NEM-wide
A back-dated article looking back at Daniel Westerman’s keynote address at CEDA on 14th July 2021.
NSW morning price spike (14th July 2021) – out of the blue
Some brief notes about a morning price spike today in NSW (Wednesday 14th July 2021).
Spot price up in QLD and NSW, with only 1,532MW of spare capacity Monday evening 12th July
A snapshot of the start of price volatility in QLD and NSW on Monday 12th July 2021.
Spot price volatility on Sunday 11th July 2021 – straight out of Angela Macdonald-Smith’s article!
Straight out of the pages of the FinReview and into spot price outcomes in the NEM on Sunday 11th July 2021!
Victorian spot gas hits $34.84/GJ on 9th July – flowing through to electricity spot prices in mainland regions
Electricity prices are up this morning across the mainland, with one of the main contributors being high spot gas prices.
Mainland region price spikes on Tuesday 6th July 2021
A short note about the start of the evening price spikes on Tuesday 6th July 2021 (these are ongoing, at the time this was posted).
Callide C3 return to service delayed another week
An updated look at the ‘MT PASA DUID Availability’ widget in ez2view shows another delay in returning Callide C3 to service.
Spot gas prices hit $20/GJ on Tuesday 6th July
A short record of gas prices being up at $20/GJ and above through a cold spell for winter, with other factors at work.
NEM-wide scheduled demand exceeds 31,000MW and IRPM drops to 11.93% on Monday 5th July 2021
Quick notes about the winter evening peak in demand on Monday 5th July 2021
Price volatility in the QLD region on Saturday 3rd July 2021
A rainy Saturday morning reminds us the price volatility for Q2 in QLD has not totally gone away … with elevated prices for ENERGY and also Contingency FCAS (Raise 6 second and Raise 60 second).
Yallourn unit 4 back online on Friday 2nd July 2021
On Friday evening (2nd July 2021) Yallourn 4 returned to service
Looking back at a Q2 2021 period that’s been anything but boring
Now making it 5 out of the past 6 years, we return to the analysis of electricity (spot and futures) pricing patterns for Q2 periods across the NEM regions … and also in Western Australia. We see a number of ways in which Q2 2021 was ‘anything but boring’!