Private ownership for pumped hydro?

Private ownership for pumped hydro?
Lake Onslow in Otago is the base case for a current study on pumped hydro and other solutions to the dry year problem (Image: Supplied).
The government is not ruling out a private or a mixed public-private ownership model for the potential pumped hydro scheme at Lake Onslow.The NZ Battery Project is currently investigating the project, estimated at costing anywhere between $4 billion and more than $10b, as well as alternative solutions to the 'dry year’ electricity problem when the hydro lakes run low.BusinessDesk provided a progress update this week, reporting that geotechnical investigations at Lake Onslow, an artificial lake in Otago, are due to start.The Onslow pro...

More Infrastructure

Big names for Wellington Water board
Finance

Big names for Wellington Water board

Credit rating agency warns that water reforms are no council debt panacea.

US$411b on the table: will NZ claim a slice?
Primary Sector

US$411b on the table: will NZ claim a slice?

Infrastructure will be a major focus of the NZ EU Summit, but Ukraine might be too.

Dileepa Fonseka 24 Oct 2025
Wellington Airport's half-year passenger numbers down, net loss up
Infrastructure

Wellington Airport's half-year passenger numbers down, net loss up

A fall in domestic passenger numbers has been blamed on Air NZ's fleet problems.

Staff reporters 23 Oct 2025
Marsden Maritime Holdings CEO Rosie Mercer standing down
Infrastructure

Marsden Maritime Holdings CEO Rosie Mercer standing down

Marsden Maritime Holdings' chief executive, Rosie Mercer, is stepping down at the end of the year.After three years in the job, she said the decision was a natural transition point for her and the company, as Marsden Maritime Holdings (MMH) was in a strong position and well-p...

Ian Llewellyn 23 Oct 2025