Spatial and Seasonal Patterns and Temporal Variability of Haze and its Constituents in the United States: Report III

Principle Author:  William C. Malm

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The Entire Document

Scanned version of the final paper report (31 MB)

Table of Contents (44 KB)

Overview and Summary (793 KB)
William C. Malm¹

Chapter 1 (375 KB) – IMPROVE Network – Current and Future Configurations
Marc L. Pitchford² and Mark Scruggs¹

Chapter 2 (711 KB)- Aerosol Mass Budgets and Spatial Distributions
James F. Sisler³

Chapter 3 (1008 KB)- Spatial Distributions of Reconstructed Light Extinction and Light-
Extinction Budgets
James F. Sisler³ and William C. Malm¹

Chapter 4 (493 KB)- Fine Particle Mass Concentration Frequency Distributions
Rodger Ames³

Chapter 5 (971 KB)- Trends Analysis
James F. Sisler³, William C. Malm¹, Scott Copeland³ and Kristi Gebhart¹

Updated trends following the Guidance for Tracking Progress Under the Regional Haze Rule are available in the Graphic Viewer

Chapter 6 (750 KB)- Special Studies
William C. Malm¹ and Derek E. Day³

Appendix A (671 KB)- Visibility Maps derived from Measured and Spatially Interpolated IMPROVE and CDN Data

Appendix B (597 KB)- Plots

Appendix C (548 KB)-Trend Maps

Appendix D (4 KB)- Temporal Plots of Reconstructed Extinction and Extinction of Constituent Species

Appendix E (948 KB)- Monthly Reconstructed Fine Mass and Budgets from the IMPROVE Network-March 1996 through February 1999

Appendix F (293 KB)- Seasonal Diurnal Patterns

Appendix G (595 KB)- A Comparison of Sulfate and Nitrate Particle Mass Concentrations from IMPROVE and the CDC

¹National Park Service (NPS)

²National Oceanic and Atmospheric Administration (NOAA)

³Cooperative Institute for Research in the Atmosphere (CIRA)