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Weymouth, Town of v. Massachusetts Department of Environmental Protection

ELR Case

The First Circuit amended a previous ruling vacating an air permit issued by the Massachusetts Department of Environmental Protection (MDEP) for a proposed natural gas compressor station that is part of a pipeline connecting the...

Weymouth v. Massachusetts Department of Environmental Protection

ELR Case

The First Circuit vacated an air permit issued by the Massachusetts Department of Environmental Protection (MDEP) for a proposed natural gas compressor station that is part of a natural gas pipeline connecting the northeastern U.S. and...

Utility Air Regulatory Group v. Environmental Protection Agency

ELR Case

The U.S. Supreme Court held that EPA's regulation of greenhouse gas (GHG) emissions from new motor vehicles did not automatically trigger the CAA's permitting requirements for stationary sources that emit GHGs. The Court, therefore,...

United States v. Midwest Generation, LLC

ELR Case

The Seventh Circuit held that the statute of limitations bars EPA's and Illinois' CAA suit against a power company for failing to obtain preconstruction permits and to use best available control technology (BACT) at five coal-fired...

Resisting Environmental Destruction on Indigenous Lands v. United States Environmental Protection Agency

ELR Case

The Ninth Circuit, in an amended opinion, denied an environmental group's petition challenging EPA's decision to grant two air permits authorizing exploratory drilling operations in the Arctic Ocean by a drillship and its associated...

Resisting Environmental Destruction on Indigenous Lands v. United States Environmental Protection Agency

ELR Case

The Ninth Circuit denied an environmental group's petition challenging EPA's decision to grant two air permits authorizing exploratory drilling operations in the Arctic Ocean by a drillship and its associated fleet of support vessels....

Preventing Significant Deterioration Under the Clean Air Act: The BACT Determination—Part II

ELR Article

PSD permits issued to major emitting facilities must include BACT standards for each pollutant subject to regulation under the CAA. These standards must be determined by permitting authorities on a case-by-case basis, subject to EPA...

Preventing Significant Deterioration Under the Clean Air Act: The BACT Determination— Part I

ELR Article

PSD permits issued to major emitting facilities must include BACT standards for each pollutant subject to regulation under the CAA. These standards must be determined by permitting authorities on a case-bycase basis, subject to EPA...

Preventing Significant Deterioration Under the Clean Air Act: The BACT Requirement and BACT Definition

ELR Article

Major emitting facilities are required to comply with BACT standards for each pollutant subject to regulation under the CAA. This requirement—initially thought to be inconsequential—has now become a dominant feature of the PSD...