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Contact Us

National Air Toxics Assessment

  • 2014 NATA

    EPA's thorough evaluation of air toxics in the United States

Quick Links

  • Previous air toxics assessments
  • Learn about risk assessments
  • Hazardous Air Pollutants website
  • Ethylene Oxide website
  • Urban Air Toxics website
  • Other environmental screening tools

On August 22, 2018, EPA released an update to the National Air Toxics Assessment (NATA). This national screening assessment used emissions data from 2014 to estimate health risks from toxic air pollutants.

The most recent national screening assessment is the Air Toxics Screening Assessment, or AirToxScreen.

Visit the AirToxScreen website

View 2014 NATA Assessment Results

Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 4, 2022
United States Environmental Protection Agency

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