2016 Clean Air Act Ozone 
Union of Concerned Scientists
MARCH 1, 2023
EPA’s own scientists concluded in 2016 that the risk value of ethylene oxide is 60 times more toxic than previously understood. It is released into the environment as a gas and can break down in air and water. About half of the amount released is broken down in the air within 2 to 5 months.
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.
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Clean Energy Law
NOVEMBER 25, 2019
The Basin does not meet the state or federal ambient air quality standards for ozone and particulate matter, and existing regulations have to date proved insufficient to bring the Basin into compliance. The SCAQMD is the local agency responsible for attaining these clean air standards in the Basin.
PA Environment Daily
FEBRUARY 14, 2025
The Department of Environmental Protection published notice in the February 15 PA Bulletin inviting comments on an analysis designating an Exceptional Event under the federal Clean Air Act related to Canadian wildfires in June and July 2023 and their impact on air quality in Pennsylvania. Comments are due March 17.
Vermont Law
AUGUST 3, 2015
is a shift for this historically Clean Air Act-friendly Court. EPA) is one for the Clean Air Act (CAA) record books. Since the Clean Air Act was enacted in 1970, EPA has been directed to regulate the emission of toxic chemicals by coal and oil fired power plants but had neglected to do so.
Law Columbia
JULY 6, 2017
Circuit also rejected EPA’s argument that the court did not have authority to review stays issued under Section 307(d)(7)(D) of the Clean Air Act. Fourth Circuit Said West Virginia District Court Lacked Jurisdiction to Consider Coal Companies’ Clean Air Act Jobs Study Lawsuit. DECISIONS AND SETTLEMENTS.
Acoel
FEBRUARY 8, 2024
The federal Clean Air Act (CAA) was enacted in 1970 and amended in 1977 and 1990. EPA regulations under the Clean Air Act for controlling mercury, sulfur dioxide, ozone and other pollutants have contributed to the employment decline. Source: US DOE/EIA. Source: US DOE/EIA.
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