PDF documents associated with PM2.5 exceptional events for Granite City, IL.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- EPA response letter - Granite City, IL (PDF)(2 pp, 230 K, 7/24/09)
- EPA technical support document - Granite City, IL (PDF)(10 pp, 453 K, 7/24/09)