National Air Quality and Emissions Trends Report, 1999
Note: EPA no longer updates this information, but it may be useful as a reference or resource.
Please see www.epa.gov/airtrends for the latest information on Air Quality Trends.
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- Cover and Table of Contents
(PDF, 13 pp, 824 KB)
- Chapter 1 - Executive Summary
(PDF,
8 pp, 240 KB)
- Chapter 2a - Criteria Pollutants
- National Trends
(PDF,
31 pp, 3.7 MB)
- Chapter 2b - Criteria Pollutants
- National Trends (part 2)
(PDF,
15 pp, 2.8 MB)
- Chapter 2c - Criteria Pollutants - National
Trends (part 3)
(PDF,
14 pp, 2.2 MB)
- Chapter 3 - Criteria Pollutants - Metropolitan
Area Trends
(PDF,
6 pp, 235 KB)
- Chapter 4 Criteria Pollutants - Nonattainment
Areas
(PDF,
4 pp, 251 KB)
- Chapter 5 - Air Toxics
(PDF,
20 pp, 1.3 MB)
- Chapter 6 - Visibility Trends
(PDF,
16 pp, 1.8 MB)
- Chapter 7 - Atmospheric Deposition of Sulfur
and Nitrogen Compounds
(PDF,
12 pp, 1.3 MB)
- Appendix A - Data Tables
(PDF,
102 pp, 7.1 MB)
- Appendix B - Methodology
(PDF,
10 pp, 713 KB)
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