Nitrogen dioxide designations - State recommendations and EPA response for Illinois.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Illinois State Recommendation (PDF)(2 pp, 99 K, January 20, 2011)
- EPA Response to Illinois Recommendation (PDF)(3 pp, 109 K, June 28, 2011)
- Illinois Round 2 State Recommendations (PDF)(4 pp, 140 K, August 2, 2011)