Union of Concerned Scientists

DECEMBER 1, 2022

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. We in Colorado have many days of problematic ozone. We need every tool we can apply to gain healthier air. Traffic is a major concern. Washington.

Nitrogen Oxides 246

Nitrogen Oxides Clean Air Act Ozone Fossil Fuels 246

PA Environment Daily

JANUARY 24, 2023

and numerous affiliated companies (collectively, GWRSI) for violation of Clean Air Act (CAA) locomotive regulations. The locomotives at issue in this settlement burn diesel fuel which produces significant emissions of nitrogen oxides (NOx) and fine particulate matter.

Clean Air Act 73

Clean Air Act Nitrogen Oxides Ozone Pollution Control 73

Legal Planet

AUGUST 22, 2023

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.

Regulations 130

Regulations Ozone Air Pollution Clean Air Act 130

Clean Energy Law

NOVEMBER 25, 2019

The South Coast Air Basin includes portions of Los Angeles, Riverside, and San Bernardino counties and all of Orange County, covering 6,745 square miles. The SCAQMD is the local agency responsible for attaining these clean air standards in the Basin.

Ozone 130

Ozone Regulations 2020 2019 130

Legal Planet

MARCH 6, 2023

Critically, and as we’ll discuss in greater depth shortly, hydrogen combustion (as opposed to its use in fuel cells) also leads to greater emissions of nitrogen oxides (NOx), a toxic group of pollutants regulated under the Clean Air Act.

Natural Gas 147

Natural Gas Fossil Fuels Carbon Emissions Carbon Dioxide 147

The Energy Law Blog

SEPTEMBER 15, 2011

By: Lesley Foxhall Pietras On August 8, 2011, the Environmental Protection Agency (EPA) published a far-reaching Clean Air Act rule intended to address the interstate transport of sulfur dioxide (SO2) and nitrogen oxides (NOx) from upwind to downwind states. See 76 Fed. 48208 (Aug.

Air Pollution 40

Air Pollution 2011 Clean Air Act Nitrogen Oxides 40

The Energy Law Blog

AUGUST 24, 2012

Wiegand On August 21, 2012, the United States Court of Appeals for the District of Columbia Circuit vacated EPA’s Cross-State Air Pollution Rule (CSAPR). Circuit’s remand in 2008 of EPA’s Clean Air Interstate Rule (CAIR), which was EPA’s prior attempt at implementing the good neighbor provision.

Air Pollution 40

Air Pollution Nitrogen Oxides Clean Air Act Ozone 40