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New Source Performance Standards (NSPS) are pollution control standards issued by the United States Environmental Protection Agency (EPA). The term is used in the Clean Air Act Extension of 1970 (CAA) to refer to air pollution emission standards, and in the Clean Water Act (CWA) referring to standards for water pollution discharges of industrial wastewater to surface waters.
The National Emission Standards for Hazardous Air Pollutants (NESHAP) are air pollution standards issued by the United States Environmental Protection Agency (EPA). The standards, authorized by the Clean Air Act, are for pollutants not covered by the National Ambient Air Quality Standards (NAAQS) that may cause an increase in fatalities or in serious, irreversible, or incapacitating illness.
Through the Tailoring Rule, EPA raised the major source regulatory threshold for GHGs from the 100/250 ton per year levels to 100,000 tons per year of CO 2 equivalent emissions. In a 5-4 decision authored by Justice Scalia, the Supreme Court remanded the Tailoring Rule to EPA on the grounds that the Clean Air Act did not authorize the agency to ...
Republican-led states and industry groups on Wednesday filed three lawsuits challenging a U.S. Environmental Protection Agency rule that toughens air quality standards for soot pollution. The ...
Commercial aircraft use jet fuel, which does not contain lead. Aircraft that do use leaded fuel are typically small piston-engine planes that carry two-10 passengers and are around 45 to 47 years old.
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As with many other major U.S. federal environmental statutes, the Clean Air Act is administered by the U.S. Environmental Protection Agency (EPA), in coordination with state, local, and tribal governments. [1]: 2–3 EPA develops extensive administrative regulations to carry out the law's mandates. Associated regulatory programs, which are ...
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