This page contains information on the National PM2.5 Performance Evaluation Program (PEP).
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Quality Assurance Project Plan for the Federal PM2.5 Performance Evaluation Program (PDF)(272 pp, 3 MB, March 2009)
- Method Compendium Field Standard Operating Procedures for the PM2.5 Performance Evaluation Program (PDF)(262 pp, 4 MB, September, 2006)
- Review of the Potential to Reduce or Provide a More Cost Efficient Means to Implement the PM2.5 Performance Evaluation Program [basis for the 5 & 8 audit frequency](DRAFT) (PDF)(18 pp, 98 K, December, 2005)