10 reasons why Project Onslow is a bad idea

10 reasons why Project Onslow is a bad idea
Is the project at Lake Onslow a nation-building opportunity or a costly boondoggle? (Image: Supplied)
Pattrick Smellie
The Project Onslow pumped hydro idea is seductively simple and is captivating the public imagination because of that.It takes an existing “man-made” lake in Central Otago, enlarges it, adds a 24-kilometre tunnel and some pumping stations and somewhere between $4 billion and $8 billion later and in 15 years’ time (fingers crossed), there’s a renewable energy solution in place for New Zealand’s regular “dry winter” problem.It seems to supply a silver bullet answer to the one thing that its boosters and cr...

More Opinion

Labour's Future Fund: a shaky policy debut
Opinion

Pattrick Smellie: Labour's Future Fund: a shaky policy debut

Labour's NZ Future Fund is more sizzle than sausage.

Pattrick Smellie 21 Oct 2025
RBNZ and the curious case of prudential stacks
Opinion

Andy Macdonald: RBNZ and the curious case of prudential stacks

The end result of the RBNZ’s capital review will be both revealing and fascinating.

Andy Macdonald 21 Oct 2025
Why govts can’t leave private assets alone
Opinion

David Chaplin: Why govts can’t leave private assets alone

Will politicians eventually ruin the reputation of the KiwiSaver regime?

David Chaplin 21 Oct 2025
A brush with Auckland’s unseemly side
Opinion

Maria Slade: A brush with Auckland’s unseemly side

Firms fear the city’s flagging reputation will deter much-anticipated extra traffic.

Maria Slade 20 Oct 2025