How common are islandings and transmission tower failures in the NEM?
In light of recent events, Dan Lee does some digging to find historical incidences of islandings and transmission tower failures.
All Posts
AER published Wholesale Market Performance Report for 2022
Today (Thu 15th Dec) the AER published their Wholesale electricity market performance report 2022 - their third report in this series.
AER releases ‘June 2022 market events report’
Today (Thu 15th Dec 2022) the AER released its 'June 2022: Market events investigation report', which might be widely read.
Price Caps to be implemented on Gas and Coal (perhaps?) … with impacts to be felt in the NEM
Striving to catch up on a couple weeks away, today I've tried to piece together the current state of deliberations about the potential (and rushed) implementation of caps on domestic gas and coal prices...
ACCC released its November 2022 update of the ‘Inquiry into the National Electricity Market’
Another headline report released in the past couple weeks was the ACCC's 8th update of its ‘Inquiry into the National Electricity Market’
AEMO reports on (and webinar about) System Strength, Inertia and NSCAS
Three other reports released by AEMO on 1st December 2022 will also make for interesting reading.
The Capacity Market is dead … long live the ‘Capacity Investment Scheme’?!
A short note to mark the agreed introduction of a "Capacity Investment Scheme" ... but not for fossil-fuelled assets.
Spot volatility in the NSW region on Monday morning, 12th December 2022
First day back in the NEM after a break and I see the that the ‘N-RVYS_2’ Constraint Set is contributing to morning price volatility in the NSW region again.
Who drove FCAS on the island
Close to $31.5M of revenue was generated in the FCAS markets in SA over the seven days that the region was frequency separated from the rest of the NEM. This follow-on from Allan O’Neil’s...
Brief but sudden drop of ~1,740 MW of wind and solar generation across the NEM this afternoon Monday 5th December 2022
An email alert notified me of a sudden drop in wind and solar generation (primarily in VIC and SA) at around 3pm this afternoon.
Guest Authored Posts
Triple C conditions (cold, calm and cloudy) across the NEM last Thursday evening 26th June 2025
Carl Daley examines the underlying conditions and outcomes that occurred last Thursday evening, the 26th of June.
We need more research on storage trading
In this guest post, Greg Williams calls for more research into how storage bidding—particularly auto-rebidding—is reshaping price formation and competition as flexible assets take centre stage in the NEM.
Detailed Analysis
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