A collection of articles about things we see occurring in the NEM.
About the Author
Paul McArdle
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients.
Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.
Related Articles
Paul McArdle Tue 8th May 2018
A timely reminder of the need for *much* more diversity in wind harvest patterns
Alerted by our NEMwatch dashboard, I delve into the data and see a scary degree of correlation between the (very low) output of wind farms in south-east South Australia, and (similarly low) output from newer wind farms in northern NSW.
Dan Lee Tue 15th July 2025
The trend continues: a review of Q2 2025 spot prices
For nearly a decade, we’ve published annual reviews of Q2 prices to highlight the growing volatility during this period. Here’s our latest edition, examining how Q2 2025 compared.
Paul McArdle Mon 6th March 2017
[UPDATED] AEMO Market Notice on “High Impact Outage” for tomorrow – and possible effect in South Australia
AEMO issues a Market Notice for a “High Impact Outage” – a term not used since 2012.
Paul McArdle Thu 3rd November 2016
Hazelwood closure announcement reflected in MT PASA capacity forecasts
Engie’s announced closure of Hazelwood reflected as a big step change reduction in available capacity in Victoria at the end of March 2017.
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