PDF documents associated with PM2.5 exceptional events for Plumas and Shasta Cos. series 1.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- EPA response letter - Plumas and Shasta Cos. series 1 (PDF)(2 pp, 61 K, 3/11/10)
- EPA technical support document - Plumas and Shasta Cos. series 1 (PDF)(21 pp, 2 MB, 3/11/10)