SO2 Designations - State Recommendations and EPA Responses - Round 1 - Colorado
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Colorado State Recommendation (PDF)(12 pp, 5 MB)
- Colorado Updated State Recommendation (PDF)(12 pp, 5 MB)
- EPA Response to Colorado Recommendation (PDF)(2 pp, 38 K)