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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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EPA Announces $1.35 Million Penalty, Settlement With Genesee & Wyoming Railroad Over Clean Air Act Violations

PA Environment Daily

and numerous affiliated companies (collectively, GWRSI) for violation of Clean Air Act (CAA) locomotive regulations. EPA regulations require that rebuilt locomotive engines use the latest technology (for that model year locomotive) to reduce emissions.

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EPA Proposes Rejection of San Joaquin Valley Air District PM2.5 SIP Submittal

Legal Planet

discussing the ways in which local air districts can take action to end harmful air pollution from building appliances. Local gas bans and an ongoing process to set zero-NOx appliance emission standards in the Bay Area Air Quality Management District all played into EPA’s analysis. Download as PDF.

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EPA’s Proposed Truck Rule Delays Justice for Freight-Impacted Communities

Union of Concerned Scientists

And as EPA moves forward with its own proposal to finally strengthen truck pollution regulations, industry has been waging an all-out war on those, too. This fight by industry to delay, obstruct, and otherwise thwart stronger regulation has devastating consequences. The result of that is the erosion described above.

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EPA’s Power Plant Carbon Rules Are Critical—and Complex. Here’s What to Know, and What to Watch.

Union of Concerned Scientists

Which means the consequences of these polluters unabashedly continuing to pollute aren’t just severe—they’re compounding. The IRA gave us effective tools for cleaning up the power sector through dedicated support for the rapid and widescale deployment of renewable resources and the technologies that support them.

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Why UCS Supporters Are Pressing EPA to Let California Enforce Its Truck Pollution Rules

Union of Concerned Scientists

California has a longstanding leadership role on transportation pollution, and the Clean Air Act grants the state the right to set strong vehicle emissions standards. Over 10,000 UCS supporters chimed in with EPA in support of granting California’s ability to enforce its truck regulations. Washington.

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What is Ethylene Oxide? Answers to Your Questions about the Cancer-Causing Chemical

Union of Concerned Scientists

Workers in facilities that produce and use EtO as well as people living near facilities that release it into the atmosphere are at risk of unsafe exposures even when the facilities are using the best available technologies to handle and contain it. Have I been exposed to ethylene oxide?