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

Ozone Designations for the 2015 Standards - Missouri

Scroll to the bottom for most recent documents. 

• Missouri State Recommendation (pdf) (7.43 MB)
• Missouri State Request (pdf) (51.18 KB)
• EPA's Response to Missouri (pdf) (58 KB)
• EPA's Technical Support Document (pdf) (2.12 MB)
• Final EPA Technical Support Document for St. Louis, MO-IL (pdf) (1.63 MB)
• May 2021 - St. Louis, MO-IL Nonattainment Area Final Area Designations for the 2015 Ozone National Ambient Air Quality Standards (NAAQS) Technical Support Document (TSD) (pdf) (1.72 MB)