Western Australia doubles renewable energy target to 75% - Energy Source & Distribution

Western Australia's government has announced it will lift its renewable energy target from 50% to 75% by 2030. The state is already building solar and wind capacity and has flagged the shift as part of broader decarbonisation policy.

Where this fits

WA is now locked into a renewables-heavy grid without corresponding investment in firm dispatchable power. A 75% renewable target means three quarters of the state's supply will depend on weather. That creates two cascading problems: first, the grid will need gas peaking plant to cover windless, sunless periods, locking in fossil fuel for decades. Second, firming costs, gas generation, battery storage, transmission overbuild to smooth regional variation, are not front-loaded in the target. They emerge later as system costs, by which time the renewable infrastructure is already committed and the financial case for alternatives like nuclear, which is banned under Australian law, has been foreclosed.

What it means

WA will need to build and maintain gas capacity to backstop 75% renewables, plus batteries or pumped hydro to bridge shorter gaps. Both multiply whole-system cost and emissions intensity compared to a firm, energy-dense alternative. None of the solar panels, batteries, or inverters to reach 75% can be sourced domestically; Australia has no manufacturing base for these goods and China controls 80% of global solar module capacity and the critical-mineral processing chain. A state renewable target, adopted in isolation, does not solve grid resilience or energy sovereignty. It transfers the reliability problem downstream and the supply-chain risk to a strategic rival.