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Air Quality Division

Air Quality

Air Quality Division

The Air Quality Division (AQD) supports efforts to maintain clean air and minimize adverse impacts on public health and the environment. Staff work to reduce existing outdoor air pollution and prevent the worsening of air quality through our programs which evaluate, measure, permit, monitor, regulate, and inspect sources of air emission.  AQD staff strive to serve our diverse stakeholders through outreach, communication, and continuous improvement. Read more about our work in the Air Quality Division Year in Review.

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District Office Contact Information

  • Air Quality Index Meter

    MiAir

    MiAir is your comprehensive hub for up-to-date and historical air monitoring data across Michigan.

  • a dust cloud

    Asbestos

    Rule Information, Asbestos Notification System, Notification of Intent to Renovate / Demolish Form, etc.

  • a pen lays on a paper showing a bar graph

    Attainment / State Implementation Plan (SIP)

    Information on pollutants with National Ambient Air Quality Standards (NAAQS), State Implementation Plans (SIPs), and related programs.

  • dry cleaned clothing hanging on a conveyor belt

    Dry cleaning

    Establishment Lists, Rules, Permit to Install and Other Forms, etc.

  • a facility stack with an exterior ladder going up to a platform about half way up

    Emission measurement

    Source Emission Testing and Continuous Emission Monitoring Systems (CEMS)

  • smoke stacks emitting plumes

    Emission reporting

    MiEnviro Portal for Air, Air Fees, etc.

  • An African-American judge signs a piece of paper at at wooden surface, with a gavel laying nearby

    Enforcement

    The program uses enforcement actions to bring facilities into compliance with State and Federal Air Pollution regulations.

  • A group of people placing their hands together in a circle as to say, "Go team!"

    Facility and compliance resources

    Facility compliance information for the public and resources for the regulated community.

  • a gavel hitting a wooden pedestal

    Laws and rules

    The Air Pollution Control Rules were adopted under Part 55 of the Natural Resources and Environmental Protection Act, 1994 PA 451, as amended.

  • Preview of the MiEnviro Portal application; Michigan's Upper Peninsula is covered in purple circles with numbers in them.

    MiEnviro Portal for air

    Emissions reporting is now in MiEnviro Portal; asbestos, permitting, and compliance reporting to follow.

  • the weather as seen from a satellite above the earth

    Modeling and meteorology

    Dispersion Modeling; Associations to NAAQS, State Implementation Plan, Permits, etc.

  • Ozone monitoring station in Kalamazoo

    Monitoring

    Monitoring Reports, Air Quality Reviews, etc.

  • close up of hands writing on documents at desk

    Permits

    Permits to Install, Renewable Operating Permits, Acid Rain, etc.

  • A single microphone in focus, with a blurred background of meeting attendees

    Public notice

    Permits, Toxics, Consent Orders, Rules, etc.

  • an artist's rendition of a chemical compound

    Toxics

    Screening Level Justifications, Screen Level Query, etc.

  • A desk with a laptop computer, notepad, calculator, and other items for work

    What else is AQD doing?

    Topics of Interest and Other Air-Related Issues

Air quality latest news

Career Series: A day in the life of an EGLE toxicologist

August 27, 2026

Today’s MI Environment article looks at what a typical day is like for Keisha Williams, one of 15 toxicologists at the Michigan Department of Environment, Great Lakes, and...

Michigan air quality impacted by smoke and fires this week

July 16, 2026

MDHHS offers advice on how to stay healthy during hazardous conditions Meteorologists at the Michigan Department of Environment, Great Lakes, and Energy (EGLE) have issued updat...

View all AQD news and MI Environment articles

  • Meet Director Annette Switzer

    Annette has been the Director of the Air Quality Division since 2023