An official website of the United States government.

Technical Air Pollution Resources

This website provides access to a collection of EPA resources with technical information about many areas of air pollution prevention, technology, regulation, measurement, and science. 

Air Emissions

Analyzing Air Pollution Impacts and Control

National Ambient Air Quality Standards (NAAQS)

Air Modeling

Air Monitoring

  • Air Quality System (AQS)

    AQS provides data from thousands of ambient air monitors, meteorological data, and data quality assurance/quality control information.

  • Ambient Monitoring Technology Information Center (AMTIC)

    AMTIC has information on ambient air quality monitoring programs, monitoring methods, quality assurance and control procedures, and federal regulations related to ambient air quality monitoring.