Wivenhoe pumped hydro sets new generation record

Shot of Wivenhoe Power Station with dammed lake in background and lush forest
Wivenhoe Power Station (Image: CleanCo)

Queensland’s Wivenhoe Power Station has set a new quarterly generation record, surpassing all previous production milestones since the station began operating in 1984—and all before the third quarter of 2024 even ended.

The two pumped hydro units at Wivenhoe have generated an impressive 199GWh since 1 July 2024, exceeding the station’s historical quarterly average by more than 5.2 times.

Related article: Wivenhoe Hydro Power Station set for $14m overhaul

Wivenhoe’s capability to store excess solar energy during the day and discharge it during the evening peak and overnight has proven to be a crucial tool for balancing supply and demand.

By capturing surplus solar generation and delivering it when demand is highest, Wivenhoe is putting downward pressure on electricity prices and ensuring Queensland’s electricity supply remains reliable as the state transitions to a clean energy future.

CleanCo CEO Tom Metcalfe said, “Wivenhoe is showing exactly why pumped hydro is such a powerful asset in today’s energy market. This station is playing a vital role in supporting more renewable energy in Queensland, and this new generation record underscores the importance of continued investment in clean energy solutions.

“As Queensland looks to a net zero future, CleanCo continues to deliver energy solutions that support the growth of renewable generation and ensure our customers have access to reliable, low-emission energy to support their decarbonisation journey.”

Related article: Joint venture wins Borumba Pumped Hydro design contract

Wivenhoe Power Station holds two Francis type turbines and, at 285MW each, they are Australia’s largest, weighing an incredible 1,500 tonnes each.

Wivenhoe Hydro acts like one giant rechargeable battery, with the ability to quickly generate electricity with the capacity to support up to 10 hours of continuous power generation.

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