Ozone Designations - 2015 Standards - Michigan State Recommendations and EPA Response

Ozone Designations for the 2015 Standards - Michigan

Scroll to the bottom for most recent documents. 

• Michigan State Recommendation (pdf) (6.98 MB)
• EPA's Response to Michigan (pdf) (424.55 KB)
• EPA's Technical Support Document (pdf) (3.21 MB)
• Final EPA Technical Support Document (Michigan) (pdf) (5.42 MB)
• May 2021 - Michigan Allegan County, Muskegon County and Ottawa County Final Area Designations for the 2015 Ozone National Ambient Air Quality Standards Technical Support Document (TSD) for Counties Remanded to EPA (pdf) (944.72 KB)