Prices skyrocket across all 4 mainland regions on Wednesday 12th May
Spot prices spiked across mainland regions this evening - firstly at 17:55 (above $1,000/MWh). and then at 18:00 (up towards $15,000/MWh). Here's a first look.
NSW
The accelerating rise of Negative Prices in the NEM
A longer-term trend of the incidence of negative prices across each region of the NEM ... and, most interestingly, the pattern by time of day.
Average spot prices through 2020 down at levels not seen for many years
Several conversations this week prompted me to update the long-term view of how spot prices have trended over time (in particular because average prices in 2020 were quite different than recent years).
High temperatures, and high demand, forecast for Monday 25th January 2021
Following several different warnings of high temperatures forecast for the lead-in to Tuesday 26th January 2021 (whatever you want to call that day) I've taken a quick look at what it's currently forecast to...
How aggregate production from Wind and Large Solar in NSW dropped last week – one factor contributing to price spikes and Reserve Trader
An unfortunately timed significant slump in output across all Wind and Large Solar plant in NSW was another of the factors contributing to the price volatility seen in NSW last week.
What’s up with the fleet of 16 x coal-fired units in NSW?
Following a week where several days saw price volatility in NSW (with this being so extreme that Reserve Trader was triggered on Thursday 17th December) we've taken a look at the comparative performance of...
Price volatility (third day in a row) … and Reserve Trader dispatched in NSW
Third day in a row we see volatility in NSW (and QLD) ... and this afternoon AEMO contracts, and then dispatches, Reserve Trader in NSW
More price volatility in (QLD and) NSW on Wednesday 16th December 2020
Second day in a row the price spikes in the NSW region ... higher and longer than yesterday. Low aggregate production from Wind and Large Solar across NSW today was clearly one other factor...
Price spikes in NSW and QLD on the first afternoon of December
Earlier this afternoon we were alerted to a price spike in NSW and QLD that was seemingly caused by a unit trip at one of the larger generators in NSW.
Early blast of summer drives NSW and QLD prices through the roof
It's not officially summer, yet - but it sure seems like it is across QLD and NSW. High temperatures drive some prices spiking up to the Market Price Cap in both ENERGY and some...
Brief note about NSW price spike on Friday 23rd October 2020
Winding down through Beer O’clock at the end of a long week with the team and the buzzing of my phone distracts to a few successive price spikes this afternoon in the NSW Region:...
It’s good news that time-weighted average prices for Q2 2020 are down on prior years – right?
Spurred by a number of concurrent requests I've returned to the pattern of prior analysis of Q2 prices (completed in 2016, 2017 and 2018) to look at what's changed for Q2 2020 that's just...
13 headline questions and observations following the long-term islanding, starting Friday 31st January 2020
In order to help us (internally) map out all the different threads to explore in terms of what happened on Friday 31st January 2020 on a remarkable day in the NEM, I've identified a...
Out of the blue, another LOR2 – NSW region on Saturday 1st February 2020
With the benefit of more data available today, can piece together why there was the sudden drop into LOR2 territory on Saturday 1st February 2020 (something that alarmed me, and resulted in AEMO directing...
Hot weather and high demand continues, with actual LOR1 in NSW region at 13:55 on Saturday 1st February 2020
I’ve snuck into the office on Saturday to start the process of piecing together some of of the different aspects of what happened yesterday to follow on from Friday evening’s short article (this will...
White knuckle ride across the NEM on Friday 31st January 2020 (extreme NEM-wide demand)
Today (Fri 31 January 2020) saw NEM-wide demand reach levels never seen before (excepting 29th January 2009). This was just the start of the white knuckle ride.
A further look at Thursday Jan 30th
Guest author, Allan O'Neil does a masterful job with limited time in reviewing some of the goings-on in the NEM (particularly VIC and SA) on Thursday 30th January 2020
Buckle in folks, Friday afternoon/evening might be a bit bumpy
Published at 12:02, this is a view looking forward to the expected (very high) peak in electricity demand across the NEM this evening.
Thursday 30th January 2020 sees demand reach 34,257MW and LOR2 notice issued for both VIC and SA
A brief overview of a stressful afternoon/evening in the NEM, where a confluence of events (heatwave-driven high demand, low wind, coal unit trip, etc...) drive LOR2 low reserve condition notice in both VIC and...
Factors contributing to events in NSW on Thursday 23rd January 2020 – taking a closer look…
Today I managed to get about half-way (only!) through some analysis I wanted to do to 'scratch that itch' about what happened in the NSW Region on Thursday 23rd January - with LOR2 conditions...