Ameren challenges rate cut, wants to end Noranda service

Contentious dealings between Ameren Missouri and Noranda Aluminum have taken another turn, as the St. Louis-based utility announced it will challenge state regulators’ decision to give the New Madrid aluminum smelter a rate cut.

This follows an April decision by the Missouri Public Service Commission that gave Ameren a rate increase while allowing Noranda, the utility’s largest customer, to pay less for power.

Ameren also announced it plans to let its contract with Noranda expire in 2020, giving the smelter five years to find a new electricity provider or renegotiate with Ameren.

Ameren said that decision was unrelated to approval of the rate cut in April.

Read more from the St. Louis Post-Dispatch

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