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Smelter agrees to small cut in electricity use amid concerns over supplies

Smelter agrees to small cut in electricity use amid concerns over supplies 27 Apr, 2021 08:43 PM 3 minutes to read New Zealand s largest electricity user, the Tiwai Point aluminium smelter, has agreed to reduce its consumption marginally amid concerns over hydro lake levels. Photo / Gregor Richardson New Zealand s largest electricity user, the Tiwai Point aluminium smelter, has agreed to reduce its consumption marginally amid concerns over hydro lake levels. Photo / Gregor Richardson New Zealand s largest electricity producer and its largest user have struck a deal to reduce consumption. On Wednesday morning Meridian Energy announced it had struck a swap deal with New Zealand Aluminium Smelters, to reduce the Tiwai Point aluminium smelter s consumption by up to 30.5 megawatts per hour, from now until the end of May.

Smelter repeats promise to clean up waste, as papers show it rejected a Govt offer to help

An offer for what the Government called the Southland Transition Bond was made in November. Kavinda Herath / Stuff What waste is being stored at Tiwai Point? But correspondence released under the OIA states the smelter s owners, Rio Tinto and Sumitomo, rejected the proposal. “Unfortunately, Rio Tinto and Sumitoto have declined to make any substantive remediation commitments prior to the finalisation of a preliminary disclosure plan next year, and has rejected the Government’s proposal of a bond payment linked to remediation, without tabling any alternative suggestions,” an email from Treasury commercial performance manager Maureena van der Lem to Rio Tinto’s general manager of energy, Andrew Horvat, stated in December.

Parker on Rio Tinto environmental reports: It s a start

”I look forward to receiving a rehabilitation plan. ’ The reports stated coastal erosion was having an effect on bores near a site where a toxic substance called spent cell liner is stockpiled, and that groundwater monitoring bores surrounding a landfill show there is leaching of contaminants from materials deposited at the landfill into the surrounding groundwater. SCL contains flourides, cyanides and nitrides. When asked about those issues, Parker said Environment Southland was the authority with the lead responsibility for environmental management in the area. “This includes monitoring and managing discharges to the environment.’’ ROBERT KITCHIN/Stuff Environment minister David Parker hs welcomed reports from New Zealand Aluminium Smelter, but wants more information. (File photo)

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