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United States of America v. Denka Performance Elastomer LLC et al

  1. March 07, 2025

    EPA To Drop Enforcement Suit Against La. Neoprene Maker

    The Trump administration is dropping a lawsuit alleging that a neoprene manufacturer's air emissions pose a health threat to the surrounding community, saying the action is part of its effort to "end radical DEI programs" and "eliminate ideological overreach."

  2. January 01, 2025

    Top Environmental Cases To Watch In 2025

    The new year will likely see several consequential environmental law cases reaching resolution, including a legal attack on a long-used approach to pollution control in Clean Water Act permits and challenges to the Biden administration's environmental justice efforts. Here are the key environmental law cases to watch in 2025.

  3. October 09, 2024

    Louisiana Judge Reopens EPA's Enforcement Against Denka

    A Louisiana federal judge on Tuesday reopened the U.S. Environmental Protection Agency's lawsuit alleging some of a neoprene manufacturer's air emissions pose a health threat to the surrounding community.

  4. July 19, 2024

    DuPont Loses 2nd Bid To Dodge EPA Air Pollution Lawsuit

    A Louisiana federal judge has rejected a DuPont unit's second effort to escape a lawsuit brought by the U.S. Environmental Protection Agency over property the company leased to a neoprene-maker that's allegedly emitting unsafe amounts of a likely carcinogenic chemical.

  5. February 06, 2024

    Denka Says EPA's Air Pollution Enforcement Must Fail

    A Louisiana neoprene manufacturer urged a federal court Monday to toss the U.S. Environmental Protection Agency's lawsuit alleging some of the company's air emissions pose a health threat to the surrounding community.

  6. January 29, 2024

    EPA Aims To Save La. Pollution Suit Against Neoprene Maker

    The U.S. Environmental Protection Agency asked a Louisiana federal judge Friday to reject a neoprene maker's bid to escape its lawsuit seeking to impose emergency controls on the company's facility to prevent pollution.

  7. January 17, 2024

    Feds Slam DuPont's Effort To Escape La. Pollution Suit

    The federal government urged a Louisiana federal judge to reject DuPont's attempt to evade litigation seeking to hold the company accountable for chloroprene emissions from a Louisiana facility, arguing the court's prior reasoning for rejecting DuPont's motion to dismiss "remain true today."

  8. January 02, 2024

    DuPont Says It Shouldn't Be Part Of DOJ Pollution Suit

    DuPont says it should not be held to account in a synthetic rubber neoprene maker's emissions case concerning a Louisiana facility, saying the relief sought has changed in a way that precludes the notion that DuPont could contribute to pollution by holding up certain construction work sought by the federal government.

  9. August 31, 2023

    Manufacturers' Counterclaims Too Late In EPA Pollution Suit

    A Louisiana synthetic rubber neoprene maker's counterclaims were wiped out by a Louisiana federal judge in a rare enforcement action brought by the U.S. Environmental Protection Agency, after the judge determined the sparring claims came too late, and the federal government's sovereign immunity hadn't been waived.

  10. August 18, 2023

    DuPont Can't Escape EPA's Louisiana Pollution Case

    A Louisiana federal judge ruled Friday that a DuPont de Nemours Inc. subsidiary can't escape an air pollution lawsuit brought by the U.S. Environmental Protection Agency over property it leased to another company that's allegedly responsible for the emissions.

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