Australian large-scale solar projects reached a record 3.5 GW of final investment decisions in 2026. Clean Energy Regulator data confirms this peak in utility-scale capacity reaching financial close within a single calendar year. An additional 1 GW of capacity committed during the September quarter contributed to the total.
The NEM mean price was $22.7/MWh, falling below the seven-day average of $80.4/MWh to rank lowest for the week. South Australia experienced 21.5 hours of negative prices, reaching a low of -$306/MWh at 13:50 and averaging -$17.9/MWh for the day. Victoria and Tasmania recorded 20.3 and 19.7 hours of negative prices respectively. The highest price was $107/MWh in New South Wales at 02:20, and the region recorded the demand peak of 7,836 MW at 18:40. Renewables provided 53.2 per cent of energy, reaching an instantaneous peak of 77.0 per cent at 11:10, while batteries discharged 15,021 MWh.
WattClarity estimated that cloud cover on 12 October caused a drop in New South Wales rooftop solar output. The analysis of AEMO and APVI data quantifies the timing and volume of this missing generation. WattClarity estimated this reduction led to an increase in operational market demand compared to previous clear-sky conditions.
AEMO cancelled a forecast Lack of Reserve Level 2 condition for South Australia. The system operator had initially declared the reserve shortfall for the morning of 20 October. AEMO updated the timeframe before revoking the notice entirely late on 17 October.
The AER granted Australian Gas Networks exemptions from gas ring-fencing requirements for Hydrogen Park Gladstone and Hydrogen Park South Australia. AEMO opened consultation on proposed changes to the compensation methodology for hybrid facilities, with submissions closing on 13 November. Transgrid published its submission to the draft network resilience guidelines.
Brent Crude increased 3.7 per cent to US$109.86 a barrel. Natural Gas fell 3.7 per cent to US$3.12/mmbtu.