Area Designations for 1997 Fine Particle (PM2.5) Standards
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Here you can find links to various technical resources related to the PM2.5 designations process.
- Responses to Comments on PM2.5 designations (PDF) (258 pp., 3.9 MB)
- Technical support document for December 17, 2004 designations
- Table of Contents (with Acronyms) (PDF) (3 pp, 56KB)
- Chapter 1: Introduction (with cover page) (PDF) (3 pp, 64KB)
- Chapter 2: EPA PM2.5 Nonattainment Designations (PDF) (24 pp., 148KB)
- Chapter 3: Urban Excess Methodology (PDF) (9 pp, 1.8MB)
- Chapter 4: Constructing the Weighted Emissions Score Metric (PDF) (3 pp, 64KB)
- Chapter 5: An Explanation of EPA's Nine-Factor Analysis (3 pp, 76KB)
- Chapter 6: Nine Factor Analyses of Individual Nonattainment Areas (PDF) (434 pp, 17.2MB)
- Chapter 7: Supporting Maps and Figures (PDF) (49 pp, 95.9MB)
- Appendix A: Partial County Boundaries (PDF) (8 pp, 44KB)
- Technology Transfer Network PM2.5 Designations Implementation Technical Information
- Technical support document for April 5, 2005 supplemental notice (PDF) (75 pp, 4.1MB)