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ARTICLE · 21 DECEMBER 2021

Another Nail In Coal's Coffin

Foley Hoag LLP
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I'm not sure it's even really news at this point, but earlier this week Ameren Missouri announced that it would close its Rush Island Energy Center generating plant early, rather than spend the money to...

United StatesEnvironment
Seth Jaffe
Seth Jaffe
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I'm not sure it's even really news at this point, but earlier this week Ameren Missouri announced that it would close its Rush Island Energy Center generating plant early, rather than spend the money to install flue gas desulfurization technology in response to an injunction issued after the District Court found that the Rush Island facility had violated the Clean Air Act. As Ameren noted in its filing with the Court:

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Retiring Rush Island early will have a much more beneficial environmental impact, on a far shorter timeframe, than installing wet flue gas desulfurization ("FGD") technology and continuing operations.

Ameren made clear that turning of the switch "is not a simple matter." Ameren needs permission from the Midcontinent Independent System Operator and there are reliability issues associated with the shutdown. However, Ameren has indicated that it will shut down no later than the date provided in the court order for the installation of FGD at

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