Articles by Paul McArdle

One of three founders of Global-Roam back in 2000, Paul has been CEO of the company since that time. As an author on WattClarity, Paul's focus has been to help make the electricity market more understandable.







Performance of wind farms, to date in 2013

Here’s a view of how daily wind farm production (by region, and NEM-wide) has trended over the 2013 calendar year to date – the correlation of output on a daily basis, and the contribution towards regional and NEM-wide demand


Queensland lunchtime demand slips away….

Today (Wednesday 24th July) we note how the Queensland lunchtime electricity demand is stuck in the blue zone – the uptake of solar PV, and a sunny day for Clean Energy Week, would be part of the reason.









Prices yo-yo in SA this morning, as installed capacity goes missing

Following yesterday’s warnings about the potential for a tight supply/demand balance in South Australia this week, it was not really a surprise when the SMS alerts from NEM-Watch began buzzing for the 07:20 dispatch interval this morning (NEM time), highlighting that the dispatch price in SA had jumped to $12,199.20/MWh. This has continued through the morning.



Winter 2013 in the NEM

A collection of analysis, observations and commentary about what we see (and have time to comment on) in terms of winter 2013 in Australia’s National Electricity Market





Areas of deeper analysis

Posting commentary on WattClarity meets certain customer needs – but there are occasions where deeper analysis is warranted (and requested by our customers). Where we publish more comprehensive reports, they will be listed here.