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

Law and Environment

Massachusetts has become the first state to require analysis of cumulative impacts for certain air quality permits in or near communities with environmental justice (EJ) populations. These regulations are now in effect and apply to permit applications filed with MassDEP on or after July 1, 2024.

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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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It’s Time for EPA to Regulate Chemicals by Class

Union of Concerned Scientists

The US Environmental Protection Agency (EPA) is charged with the Herculean and crucial task of assessing which chemicals are innocuous and which ones need to be banned or restricted because they pose a threat to our health or the environment. Fortunately, EPA has begun a slow pivot toward assessing multiple chemicals at once.

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Fact Sheet: Final Amendments to the National Emissions Standards for Hazardous Air Pollutants from Integrated Iron and Steel Manufacturing Facilities

Environmental News Bits

Environmental Protection Agency (EPA) announced amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for integrated iron and steel manufacturing facilities. You can find more information about the final rule on EPA’s website. On March 18, 2024, the U.S.

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EPA Strengthens Emissions Controls for Facilities Emitting Cancer-Causing Ethylene Oxide

Union of Concerned Scientists

Last week, the US Environmental Protection Agency (EPA) finalized updated regulations for certain facilities that emit ethylene oxide (EtO), a colorless, cancer-causing gas. For the first time, the government will regulate fugitive or “unintended” emissions and require permanent total enclosure of sterilization operations.

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A Black community in West Virginia sues the EPA to spur action on toxic air pollution

Environmental News Bits

A citizens’ group in West Virginia is suing the Environmental Protection Agency, alleging that federal regulators have failed to protect a majority-Black community in the state and residents of parts of Louisiana and Texas from cancer-causing chemicals. Read the full story from ProPublica.