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Paul McArdle Wednesday, August 10 2022

Load shedding *briefly* forecast for South Australia on Monday evening 15th August 2022

Another interesting development (briefly) on Wed 10th August was forecast load shedding for South Australia on Monday 15th August 2022

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Paul McArdle Wednesday, August 10 2022

Market volatility on Wednesday 10th August 2022 (incl FCAS prices going haywire) – Failure of Market Systems?

A short initial article to flag market volatility on Wednesday 10th August 2022 which sees ENERGY prices elevated (particularly TAS) and also Contingency FCAS prices at MPC


Paul McArdle Sunday, August 7 2022

New lowest point for QLD ‘Market Demand’ on Sunday 7th August … excluding outages

QLD ‘Market Demand’ is dropping past prior low point (excluding 25th May 2021 with the loss of load).


Paul McArdle Friday, August 5 2022

All time record for wind production, NEM-wide, ratchets further on Thursday 4th August 2022

The ‘all time maximum wind production’ record has been increased again (actually twice) during this windy spell.


Paul McArdle Monday, August 1 2022

Today’s presentation to CEC’s Market & Grid Directorate

On Monday 1st August 2022 we provided a presentation to the CEC’s Market & Grid Directorate


Paul McArdle Friday, July 29 2022

AEMO Quarterly Energy Dynamics (QED) released for Q2 2022

The AEMO publishes its Quarterly Energy Dynamics (QED) every quarter, but on many occasions we don’t note it here on WattClarity®. In this instance, we thought it was worth a direct reference for our readers here – you can access…


Paul McArdle Friday, July 29 2022

AEMO QED highlights (at least) Eight Factors contributing to extreme price outcomes in Q2 2022

On Friday morning 29th July 2022 the AEMO is releasing its ‘Quarterly Energy Dynamics’ for Q2 2022 – I’ve flipped through an embargoed copy and have highlighted here eight different factors flagged by AEMO that have each contributed to the extreme price outcomes seen through Q2 2022. There are probably others noted as well….


Paul McArdle Thursday, July 28 2022

Spot price volatility in South Australia Thursday morning 28th July – second morning in a row

A quick record of some morning volatility in South Australia before the sun rises (second morning in a row)


Paul McArdle Monday, July 25 2022

Non-credible contingency event (and ~40MW loss of load) in country NSW early this morning

A short article about loss of supply to customers in western NSW (in the ‘West Murray’ area) early Monday morning, and and tripping of a number of generation and other plant.


Paul McArdle Wednesday, July 20 2022

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.


Paul McArdle Wednesday, July 20 2022

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.


Paul McArdle Sunday, July 17 2022

New all-time record for wind output, NEM-wide on Saturday 16th July 2022

Saturday evening saw a new all-time record for aggregate wind farm production across the NEM.


Paul McArdle Monday, July 11 2022

Price volatility on Monday evening 11th July with ‘Market Demand’ near 31,000MW

A quick record of spot price volatility on Monday evening, 11th July 2022.


Paul McArdle Saturday, July 9 2022

File creation times for P5MIN drop, prior to the end of the Market Suspension

Now that we’re past Market Suspension, we take a look back and see file creation latency improve prior to the end of Market Suspension.


Paul McArdle Saturday, July 9 2022

AEMC published update on Compensation Claims under APC

On 4th July the AEMC published their second ‘Notice of Receipt of Claims’ with respect to compensation under the Administered Pricing period in June 2022.


Paul McArdle Saturday, July 9 2022

AER published ‘Semi-Scheduled Generator Compliance Bulletin and Checklist’

A short article about the AER’s publication (on 1st July 2022) of some updated information to help Semi-Scheduled generators understand their obligations.


Paul McArdle
Friday, July 8 2022

Morning volatility in South Australia on Friday 8th July 2022

A quick look at this morning’s volatility in South Australia.


Paul McArdle
Wednesday, July 6 2022

Reviewing price patterns in Q2 2022 … anatomy of an Energy Crisis

After many years in a row, we return (in the midst of the ‘2022 Energy Crisis’) to review the pricing patterns in the NEM and the WEM for Q2 2022.


Paul McArdle
Wednesday, July 6 2022

Alinta Energy submits Rule Change temporarily request to raise the Administered Price Cap (from $300/MWh to $600/MWh)

A short article about the rule change proposed by Alinta Energy to raise the APC … quite topical given Q2 2022.


Dan Lee
Tuesday, July 5 2022

RERT dispatched in QLD – at 17:00 on Tuesday 5th July 2022

RERT (Reserve Trader) dispatched in QLD.



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