Daily count of MII market notices confirms sudden increase
A number of readers have asked about the recent increase in market notices for Manifestly Incorrect Inputs (MII).
market notice
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.
AEMO cancels warnings about ‘Minimum System Load’ in VIC for Sunday 13th October 2024
At 14:58 today (Wednesday 9th October 2024) the AEMO issued Market Notice 118721 cancelling the MSL1 warning for Sunday 13th October 2024.
Gremlins in the dispatch process? (Thursday 5th September 2024)
Apparently some IT issues within the AEMO are causing issues with the AEMO dispatch process - on Thursday 5th September 2024.
Market Notice 116985, QLD power system security intervention possible
A brief note to record that at 5:29:34 PM today AEMO have published Market Notice 116985 announcing a possible intervention to maintain power system security for the QLD region. Market notices of this form are now very familiar in recent times in other NEM regions,...
AEMO requests generator recall information in NSW and QLD for this Thursday 14th December 2023
Two AEMO market notices late this morning suggest that NSW and QLD are in for tight supply-demand later this week, with an LOR2 condition currently forecast in the former.
Forecast low System Strength of concern in NSW for Tuesday 14th November 2023 … first time ever?
A quick note about a forecast by AEMO of shortfall in system strength in NSW region for Tuesday 14th November 2023.
Very fast raise service to be expanded
The requirement for the very fast raise contingency service is set to increase to 100 MW. We review availability and bids to consider the impact.
Every extra little bit may help: 50MW temporarily added to QNI limit
An AEMO market notice from yesterday afternoon declares that an extra 50MW has been made available on the QNI interconnector.
Gas supply constraints spill into the NEM – two Victorian gas-fired generators directed offline
AEMO has directed two gas-fired generators in Victoria offline due to suspected gas supply limitations.
AEMO’s ‘Threat to System Security’ in the gas market in relation to Iona storage levels
AEMO issues another 'Threat to System Security' notice for the gas market ... which might flow through to electricity.
AEMO MN98805 continues Market Suspension (possibly only till Friday 04:05), but with different prices on a path out
This morning AEMO published Market Notice 98805 confirming continuation of Market Suspension from 04:05 Thursday 23rd June until further notice.
AEMO flags ‘recent challenges with fuel availability with potential ongoing implications for reliability in the NEM this winter’
AEMO Market Notice 96853 raises some questions about the rest of Winter 2022 ... but also about the broader energy transition.
AEMO announces a ‘Protected Event’ for South Australia from 19:15 on Saturday 4th June 2022
At 19:16 on Saturday 4th June 2022 the AEMO announced a 'Protected Event' for South Australia, with damaging winds forecast.
Update to the precarious situation forecast for tomorrow – Thursday 2nd June 2022
There's been some movement in AEMO's forecast Lack of Reserve positions for tomorrow (Thu 2nd June 2022) but the outlook still seems to be tight...
AEMO notice about ‘Upcoming cold weather and gas market operation from 30/05/2022 to 06/06/2022’
AEMO asks gas-fired generators, in particular, to reassess their forecast capability for the week ahead.
With ‘Minimum Demand’ plunging across mainland regions, AEMO initiates new Market Notices relating to Rooftop PV
Just last Friday the AEMO notified stakeholders more broadly about their new Market Notice Framework about ‘Minimum System Load’ and/or ‘Distributed Photovoltaics (DPV) Contingency’ ... prior to Sunday's new lowest point for minimum demand in South Australia!
Repair work on Heywood continues to affect South Australian region
A different type of market notice today (speaking of potential curtailment of embedded generation in South Australia) points to the future ... accelerated by Heywood repairs in this instance.
AEMO publishes Market Notice 83206 – status update on repair to damaged Heywood transmission line
AEMO Market Notice 83206 today notifies the broader market of the rectification work on the Heywood transmission (damaged 13 months ago) to be conducted from Friday morning this week.
NEM Local Temperature alert for Dalby (QLD) for Sat 16th Jan 2021 … an opportunity to check the draft GSD2020
Today (Wed 13th Jan 2021) a high temperature alert published by AEMO for the Dalby area in southern QLD prompted a quick look at what the GSD2020 shows, in terms of high-temperature limitations of plant around the Dalby area.