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2021 By the Numbers -- EGLE's Air Quality Division receives and evaluates hundreds of permit applications every year

Six employees from Air Quality Division permit staffThe Air Quality Division (AQD) at the Michigan Department of Environment, Great Lakes, and Energy receives hundreds of applications for air permits each year. Air quality staff evaluate these pollution sources for compliance with air standards and develop permit requirements to set limits on emissions, as well as requirements for testing, monitoring, and recordkeeping.

AQD's permit engineers work with a team of air quality experts. Using a team approach for this important work can take time but creates high quality permits to protect public health and the environment.

Some facts about air permits:

  • Permits:
    • 16 Permit Engineers
    • Permit Engineers do technical evaluations of the rules and regulations, as well as ensuring any permit issued is protective of public health and the environment.
  • Dispersion Modeling:
    • 3 air dispersion modelers
    • Use computer models to predict impacts of requested emissions as well as help review air models submitted by permit applicants.
    • Provided support for 80 permit actions.
  • Air Monitoring:
    • Air monitoring staff help to provide information on ambient air quality around proposed facilities.
    • Assisted with approximately 20 permit actions.
  • Toxicologists:
    • 4 toxicologists

Caption: Air Quality permit engineers review a permit application.

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