Global scale 'green hydrogen' plant pitched to replace Tiwai smelter

Global scale 'green hydrogen' plant pitched to replace Tiwai smelter
An ambitious plan to replace the ageing Tiwai Pt aluminium smelter has emerged. (Image: Getty)
Pattrick Smellie
New Zealand could be producing hydrogen from renewable energy in the world’s largest ‘green hydrogen’ plant in four years’ time under a bold proposal from two of the country’s largest power companies, announced this morning.Developed as an alternative use for the one-seventh of all electricity produced in NZ that is consumed by the Tiwai Point aluminium smelter, the green hydrogen proposal ticks numerous boxes for the proposal’s backers, Meridian Energy and Contact Energy, by:Creating a potentially credible l...

More Editor's Picks

Why Savor Group won't sell you lamb cutlets
Markets Small Cap Wrap

Why Savor Group won't sell you lamb cutlets

Plus, its D-day for Tait's Vital takeover, and more.

Expressway bidder faces scrutiny amid Sydney rail allegations
Infrastructure

Expressway bidder faces scrutiny amid Sydney rail allegations

NZTA is monitoring the situation as it assesses a local bid involving Webuild.

Oliver Lewis 11 Sep 2025
ANZ's NZ operation may escape worst of 'Nuno-geddon'
Finance

ANZ's NZ operation may escape worst of 'Nuno-geddon'

ANZ NZ’s performance might be its potential saving grace.

Andy Macdonald 10 Sep 2025
Tariffs tanked markets – NZ Super Fund cashed in
Markets

Tariffs tanked markets – NZ Super Fund cashed in

The Super Fund netted $745 million from active investments. How?