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Bookmark or Share- Air Pollution Monitoring | Air Quality Planning & Standards - US EPATo accomplish this task, OAQPS establishes the National Ambient Air Quality Standard (NAAQS) for each of the criteria pollutants. There are two types of standards -- primary and secondary. Primary standards protect against adverse health effects; secondary standards protect against welfare effects, such as damage to farm crops and vegetation ...
- National Ambient Air Quality Standards (NAAQS) for PMOn February 7, 2024, EPA strengthened the National Ambient Air Quality Standards for Particulate Matter (PM NAAQS) to protect millions of Americans from harmful and costly health impacts, such as heart attacks and premature death.
- National Ambient Air Quality Standards (NAAQS) for PMlearn more about the 2020 primary and secondary particulate matter National Ambient Air Quality Standards for PM2.5 and PM10 by reading the rule summary, rule history, and supporting documents
- Reviewing National Ambient Air Quality Standards (NAAQS): Scientific ...The Clean Air Act requires EPA to set National Ambient Air Quality Standards (NAAQS) for six principal pollutants, called "criteria pollutants," that are common in outdoor air, considered harmful to public health and the environment, and that come from numerous and diverse sources.
- NAAQS Table | US EPA - U.S. Environmental Protection AgencyThe Clean Air Act, which was last amended in 1990, requires EPA to set National Ambient Air Quality Standards (40 CFR part 50) for six principal pollutants ("criteria" air pollutants) which can be harmful to public health and the environment.
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