Big Batteries in Collie are not Western Australia’s only energy insurance policy

12/12/2025 4 min Episodio 15
Big Batteries in Collie are not Western Australia’s only energy insurance policy

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Episode Synopsis

Send us a textMost people haven’t heard of the Mondarra Gas Storage Facility, but it’s quietly keeping Western Australia’s energy secure.Located 350km north of Perth, this facility stores gas underground with a capacity equivalent to 210 grid-scale batteries. To build that much battery storage would cost over $300 billion.It plays a critical role during the market shortfalls and is essential for backing up renewables as coal generation retires.