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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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Improving EPA’s Latest Ozone Transport Rule

Acoel

It marks the seventh round of NOx controls for the EGU sector since 1990. The agency’s air quality modeling indicates that most areas would receive an ozone reduction of less than 0.1 enjoyed ozone reductions of 3 to 5 ppb or more. Ozone concentrations in over 70 percent (i.e., ppb by 2025. EPA estimated that: .

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Oil Refineries: A Deadly Industry

Union of Concerned Scientists

One good example of the nexus between global warming and local pollution is ground-level ozone. A study of the causes of the explosion suggested the need for stronger safety regulations. one of most dangerous air pollutants Particulate matter is in the air we breathe pretty much everywhere and is invisible and deadly.

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Other 2023 N.C. Environmental Legislation

Smith Enviorment

Some background — As required by the Clean Air Act, North Carolina has a State Implementation Plan (SIP) for ozone pollution describing how the state will meet the federal ozone standard. ’s current ozone SIP based on vehicle emission inspections in 19 N.C. Environmental Protection Agency (EPA) approved N.C.’s

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DEP Issues $1.1 Million Civil Penalty To Equitrans For Violations Related To The Uncontrolled Venting Of 1.1 Billion Cubic Feet Of Gas From The Rager Mountain Gas Storage Area In Cambria County

PA Environment Daily

The total civil penalty assessments include $350,000 for air quality violations, which is the maximum civil penalty assessment allowable under the Pennsylvania Air Pollution Control Act, and $764,000 pursuant to Pennsylvania’s oil and gas and solid waste laws. Related Articles - Rager Mountain: -- Equitrans Determined Leak Of Over 1.1

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

Legal Planet

As we explained in our brief, under the federal Clean Air Act, states are required to submit SIPs detailing strategies to come into attainment with federal air quality standards for pollutants like ozone and PM2.5. Local air districts can and should use their power to push for zero-emission appliances. Download as PDF.

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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

A multi-decade legal history, including four Supreme Court decisions, has led to unimpeachable clarity on this one point: EPA has a statutory obligation to regulate carbon emissions from power plants under Section 111 of the Clean Air Act. So what follows from that obligation?