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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files of these documents:
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)