Sep-25 Financial Market Report

An extra 2,219MW of capacity connected to the grid in September dominated by batteries. Meanwhile solar farms experienced acute pricing pressure. Combined renewable curtailment escalated to multi-year peaks across most regions. Interconnector flows moderated as warmer weather reduced demand.

Spring renewables crushed daytime prices, FCAS costs dived, gas stayed cheap, yet cool nights pushed record peaks. Which states set demand lows, and what risks still lurk. Delve into our data-rich September wrap for further insights.

Aug-25 NEM spot prices fell from last year's levels, but much less for TAS. Negative prices surged in QLD, exceeding SA for the first time. A cold August drove NSW, SA and VIC demand increases. SA’s FCAS hit $35.6 M, the highest since Feb-20. Gas spot prices steady while Iona storage lowered.