Queensland to invest in pumped hydro storage upgrade as it continues to look to energy storage in response to the Callide coal generator explosion.
— Read on reneweconomy.com.au/pumped-hydro-boost-follows-battery-blitz-as-state-responds-to-callide-coal-explosion/

Pumped hydro doesn’t need to be at river or lake, just height difference between ponds, water delivered then protected from evaporation with membrane.