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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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Why the Bay Area’s Zero-Emission Appliance Rule is a Big Deal

Legal Planet

Several cities in California, including Los Angeles and in the Bay Area, have outlawed new gas hookups, but these are the first regulations that would effectively ban the sale of gas appliances. These chemicals can irritate airways and exacerbate respiratory diseases, according to the Bay Area Air Quality Management District (BAAQMD).

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DEP Issues Three More Air Quality Violations To Shell Petrochemical Plant In Beaver County Related To Emergency Flaring, Exceeding 12-Month Air Pollution Limits

PA Environment Daily

tons of nitrogen oxides. tons of nitrogen oxides. The Shell Petrochemical Plant has received a total of 11 Air Quality violations and two Water Quality violations since July, 2022. The PADEP must do more to hold these polluters accountable.” Shell reported emissions of 370.688 tons.

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Ask a Scientist: Gas Plants Disproportionately Harm Marginalized Communities

Union of Concerned Scientists

They accounted for most of the failed generating capacity in a number of recent extreme weather events, including Winter Storm Uri in 2021 and Winter Storm Elliott in 2022, according to Gas Malfunction , a new Union of Concerned Scientists (UCS) issue brief. percent higher than the number of wealthier residents, according to a 2022 UCS study.

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Truck Loopholes 101 – When Emissions Regulations Don’t Match the Real World

Union of Concerned Scientists

The EPA is getting ready to finalize a critical regulation limiting emissions of smog-forming nitrogen oxide (NO X ) and soot (or particulate matter, PM 2.5 ) from new heavy-duty trucks. State regulations have strict inducements, so the degree to which EPA aligns with such parameters is important.

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Changes to California’s Electric Truck Proposal Could Reap Huge Climate and Air Quality Gains

Union of Concerned Scientists

This new regulation would apply to delivery vans, big rigs, box trucks, and buses. The Advanced Clean Fleets (ACF) rule has the potential to significantly reduce climate-warming greenhouse gas (GHG) emissions as well as harmful air pollutants like fine particulates (PM2.5)

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Dear Maryland: It’s Time to Drive Clean Trucks and Buses

Union of Concerned Scientists

Much of this air pollution comes from diesel trucks rumbling along the state’s many highway corridors, in particular I-95 which connects many major cities along the East Coast. This all makes Maryland one of the deadliest states for diesel particulate pollution. This feasible and commonsense regulation would result in 46.45