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Taking A Data-Driven Tour of Air Pollution Law

Legal Planet

It surveys the economic literature to find out what the data tells us about emission trading systems, the effects of pollutants, and effects of imposing tougher regulatory requirements in areas that failed to meet national air quality standards. By and large, the papers support the utility of regulation.

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Massachusetts Launches Cumulative Impact Analysis Regulations for Air Quality Permits Near Environmental Justice Populations

Law and Environment

On March 29, 2024, the Massachusetts Department of Environmental Protection (MassDEP) released highly anticipated amendments to its air pollution regulations as required by the environmental justice provisions of the 2021 Climate Roadmap Act.

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State Air Regulations Can Go Above and Beyond National Standards 

Legal Planet

States and local air quality regulators have the legal authority to set particulate matter (PM), ozone, and nitrogen oxides (NOx) emissions standards and adopt regulations for these pollutants when they are already in attainment of the national ambient air quality standards ( NAAQS ) set by the U.S.

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Supreme Court appears skeptical of EPA interstate air pollution rule

Environmental News Bits

The Supreme Court heard arguments on the Environmental Protection Agency’s (EPA) interstate air pollution rule Wednesday, with members of the court’s liberal minority expressing skepticism about the appropriateness of hearing the case but the conservative majority seeming amenable to blocking the rule.

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EPA to Regulate Hazardous Air Pollutants From Power Plants Under Michigan Factors

MGKF Law

EPA’s latest rulemaking regulating Hazardous Air Pollutant (“HAP”) emissions from coal- and oil-fired electric utility steam generating units (“EGUs”) is unlikely to be an exception. Read More » Tags: Air , Clean Air Act , EPA , HAPs , Hazardous Air Pollutants , Rulemaking

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NHDES Updates to Env-A 1400 Rule: Regulated Toxic Air Pollutants

Capaccio

The New Hampshire Department of Environmental Services (NHDES) recently updated the Administrative Rule Env-A 1400: Regulated Toxic Air Pollutants (RTAPs). The rule sets ambient air limits (AALs) on listed RTAPs that are emitted into the atmosphere. The most recent changes were adopted on February 3, 2022. link] . .

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It’s Time for EPA to Regulate Chemicals by Class

Union of Concerned Scientists

Enacting strong regulations on chemicals by class , rather than individually, can help protect people and the environment from serious harm while still making sure that scientific integrity is upheld and the best available science guides the process. Fortunately, EPA has begun a slow pivot toward assessing multiple chemicals at once.