Market analysis of 12 June 2025
Regional demand in South Australia peaked at 2,179.57 MW at 08:15 on 12 June 2025. The day’s lowest observation was 880.19 MW at 13:35, so demand moved by 1,299.38 MW from trough to peak.
At the demand peak the wholesale price was AUD 248.51/MWh. The day’s highest price, AUD 16,983.46/MWh, came at 19:30, and the daily price average was AUD 1,635.93/MWh.
The Demand Profile Through The Day
The first chart traces five-minute demand and dispatchable generation in South Australia, in fixed UTC+10. The gap between the two lines reflects the region’s net interchange with its neighbours across the day.

How The Five Regions Compared
The second chart compares each region’s peak demand for 12 June 2025. South Australia’s peak of 2,180 MW compares with New South Wales 11,637 MW, Queensland 8,672 MW, Victoria 7,907 MW, Tasmania 1,537 MW.

What The Day Means For Operations
For a battery operator, the question is where charging and discharging belonged within this curve. For a generator or retailer, the same timestamps show which intervals carried the most value or cost. Reviewing the day interval by interval keeps these signals visible where a daily average would hide them.
This analysis uses Network Map’s regional observations dated 12 June 2025. Prices are in Australian dollars per megawatt-hour, times use fixed UTC+10, and daily averages give equal weight to each five-minute observation.
Explore The Data
Markets, Revenue Reconciliation, Battery Revenue Benchmarks.


