PDF documents associated with ozone exceptional events for Big Piney and Boulder, WY.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- WYDEQ demonstration (PDF)(70 pp, 5 MB)
- EPA response letter - WYDEQ (PDF)(2 pp, 70 K, 5/28/14)
- EPA technical support document - WYDEQ (PDF)(49 pp, 2 MB)