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Clean Air Act


GAO: EPA Relies on Outdated Systems to Manage Air Quality Data

Two IT air quality data systems that inform the U.S. Environmental Protection Agency’s (EPA’s) regulatory and compliance decisions are outdated, the U.S. Government Accountability Office (GAO) has suggested. The federal…


Expect Legal Challenges to New EPA Rules on Emissions
emissions-carbon-dioxide

The U.S. Environmental Protection Agency (EPA) in May 2023 published a proposed rule that would establish new source performance standards (NSPS) and existing source performance standards (ESPS) for greenhouse gas…


Carbon Capture Key to EPA's New Power Plant Emissions Rule

The U.S. Environmental Protection Agency (EPA) has unveiled new greenhouse gas (GHG) standards for the nation’s power plants, moving to require both existing and new facilities to capture emissions of…


Supreme Court Limits EPA Authority to Regulate Power Plant Emissions

The U.S. Supreme Court has curbed the Environmental Protection Agency’s (EPA’s) options for limiting emissions of greenhouse gases (GHG) from power plants, an important environmental decision that could impact the…


Montana District Court Vacates EPA's 'Secret Science' Rule

The Environmental Protection Agency's (EPA's) "Secret Science" rule establishing new standards for consideration of certain "pivotal" scientific studies, which was slated to go into effect on Jan. 6 of this…