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EPA's thorough evaluation of air toxics in the United States
View the 2014 NATA Map to see NATA results anywhere in the nation.
Questions about NATA? Check out our Frequent Questions page.
Want more details? Access all NATA results files.
On August 22, 2018, EPA released the most recent update to the National Air Toxics Assessment (NATA). NATA uses emissions data from 2014 to estimate health risks from toxic air pollutants.
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