2020 Air Pollution Clean Air Act Ozone 
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.
Acoel
JUNE 29, 2022
The downwind air quality benefits are minimal. The proposed rule would provide de minimus air quality benefits in downwind areas with extremely high costs – estimated by EPA at $22 billion discounted 2016 dollars for the 2023-2042 period. enjoyed ozone reductions of 3 to 5 ppb or more. ppb by 2025. EPA estimated that: .
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Union of Concerned Scientists
DECEMBER 12, 2023
The Cuyahoga fire, along with a major oil spill off the coast of Santa Barbara that same year, galvanized national attention and led to the first Earth Day, a slew of new air and water protection laws, and the creation of new federal departments to administer them, including the Environmental Protection Agency (EPA).
Union of Concerned Scientists
MAY 17, 2023
Earlier this month, the Environmental Protection Agency’s (EPA) Clean Air Scientific Advisory Committee (CASAC) released a draft set of recommendations calling on the EPA to tighten its current standard for ground-level ozone pollution to protect public health. But will the EPA follow CASAC’s recommendations?
Law Columbia
MARCH 13, 2023
EPA , the United States Environmental Protection Agency (EPA) has regulated greenhouse gas (GHG) emissions from motor vehicles under the Clean Air Act. While the Clean Air Act (CAA) has been amended multiple times since 1970, this basic requirement has remained untouched. EPA , 549 U.S.
PA Environment Daily
NOVEMBER 11, 2022
Environmental Protection Agency announced it is strengthening its proposed standards to cut methane and other harmful air pollution. The updates would provide more comprehensive requirements to reduce climate and health-harming air pollution, including from hundreds of thousands of existing oil and gas sources nationwide.
PA Environment Daily
JULY 25, 2022
EHP was called in the 2020 Grand Jury report on fracking as having stepped in to gather data and provide guidance where the Department of Health did not. Released from a lot of federal oversight, it left this big, blank slate for states to regulate the industry in whatever manner suited them. Read more here.]
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