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United States of America v. Ameren Missouri

  1. October 09, 2019

    It's Time For Ameren To Pay For Pollution, Gov't Says

    The federal government has blasted efforts by coal plant operator Ameren Corp. to delay a court order to bring two Missouri coal-burning facilities in line with environmental standards, pushing back on the energy supplier's claims that the project will cost ratepayers $2 billion.

  2. October 01, 2019

    Show Me Emission Controls At Missouri Plants, Judge Says

    Environmentalists scored a victory in a protracted legal fight with a coal plant operator when a Missouri federal judge ordered the energy supplier to carry out emission controls long sought by the federal government at two coal-fired plants, warning he'll be watching to make sure the company demonstrates compliance.

  3. March 27, 2019

    Sierra Club Can Pursue Tech Fixes For Missouri Coal Plant

    A Missouri federal judge on Wednesday said the Sierra Club has standing to push for technological improvements at an Ameren Corp. unit's coal-fired power plant as the trial over remedies for its Clean Air Act violations nears.

  4. February 28, 2019

    EPA, Ameren Denied Quick Win In Coal Plant Emission Row

    A Missouri federal judge rejected an Ameren Corp. unit's assertions that the court lacked the authority to impose a remedy for a coal plant found in violation of the Clean Air Act, but also denied the U.S. Environmental Protection Agency's bid for quick action, saying the consequences needed to be further explored.

  5. October 31, 2018

    Ameren Aims To Boot Sierra Club From Coal Plant Suit

    An Ameren Corp. unit on Tuesday asked a Missouri federal judge to block the Sierra Club from participating in the remedy phase of a lawsuit accusing the company of making major upgrades to a coal-fired power plant without obtaining the required permits or limiting emissions.

  6. January 23, 2017

    Ameren Coal Plant Upgrades Violated CAA Permit, Judge Says

    A Missouri federal judge handed the U.S. Environmental Protection Agency a win Monday, ruling that Ameren Corp. violated the Clean Air Act by making major upgrades to a coal-fired power plant without obtaining the required permits or limiting emissions.

  7. March 01, 2016

    Ameren Can't Appeal To 8th Circ. In Plant Upgrades Suit

    A Missouri federal judge on Monday rejected an Ameren Corp. unit's request to ask the Eighth Circuit whether another appeals court's decision in a similar case allows major upgrades to a coal-fired power plant that the U.S. Environmental Protection Agency claims the utility made without the necessary permits.

  8. February 25, 2016

    Judge Steers Ameren Power Plant Upgrades Suit To Trial

    A Missouri federal judge said Wednesday a trial is needed to resolve key legal questions asked by the federal government and Ameren Corp. in a battle over whether the regional utility made major upgrades to a coal-fired power plant without the necessary permits.

  9. February 08, 2016

    EPA Discourages 8th Circ. Review In Ameren Upgrades Suit

    The federal government on Friday asked a Missouri federal judge not to allow the Eighth Circuit to review his refusal to sink the U.S. Environmental Protection Agency's lawsuit against a regional utility that allegedly made major upgrades to a coal-fired power plant without the necessary permits.

  10. January 26, 2016

    Ameren Asks For 8th Circ.'s Opinion In EPA Upgrades Suit

    A regional utility company facing the U.S. Environmental Protection Agency's claims that it made major upgrades to a coal-fired power plant without the necessary permits asked a Missouri federal judge Tuesday if it could ask the Eighth Circuit whether another appeals court's decision in a similar case allows the upgrades.

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