NZAS to Ramp up Production Early as Hydro Storage Improves

Tiwai Point smelter to ramp up production

The Tiwai Point smelter near Bluff. Photo: ODT files Power restrictions on the Tiwai Point smelter in Southland are being eased as hydro lakes levels have risen enough to ease fears of stretched power supplies this winter.

NZAS to ramp up production early as hydro storage improves

New Zealand Aluminium Smelters’ plant at Tiwai Pt in Southland will ramp up production sooner than expected thanks to improved hydro lake storage. The...

NZAS to Increase Aluminium Production

Meridian Energy and New Zealand Aluminium Smelters (NZAS) have reached an agreement for NZAS to increase its production starting June 16, 2025. This ramp-up aims to conclude the current demand response measures earlier than initially planned, targeting completion by August 11, 2025, instead of the original November 25 deadline. The existing demand response, known as ‘option 4,’ will transition from its currently modified state of 50MW back to it…