1.6.2
Modeling Methodology
30
Atmospheric Transport and Dispersion Model
30
Simulating the Atmospheric Chemistry of Mercury
30
Simulating Dry and Wet Deposition of Atmospheric Mercury
30
Methodology to Estimate Source-Receptor Relationships
31
Validity of the Interpolation Procedure
31
Results of the Interpolation Procedures: Transfer Coefficients
32
Mercury Emissions Inventory
33
Linking Transfer Coefficients and Emissions Data
35
1.6.3
Model Results
35
Overall Atmospheric Deposition to the Great Lakes
35
Geographical Distribution of Atmospheric Deposition Contributions of Mercury
35
Atmospheric Deposition Contributions of Mercury from Different Source Types
36
1.6.4
Model Evaluation
36
Previous HYSPLIT Model Evaluations
36
Comparison with Results from the Lake Michigan Mass Balance Study
36
Additional Model Evaluation Exercises Underway
36
1.6.5
Conclusions
38
1.6.6
Recommendations
38
1.7
THE METAALICUS PROJECT: AN EXPERIMENTAL MERCURY MASS BALANCE
39
1.8
INTERNATIONAL AIR QUALITY ADVISORY BOARD MEMBERSHIP 2001-2003 (Sections 1.4 - 1.7)
55
1.9
REFERENCES  (Sections 1.4 - 1.7)
56
Tables (Sections 1.4 - 1.7)
1.
Critical Pollutants Identified by the Great Lakes Water Quality Board
21
2.
Estimates of the Percent of Great Lakes Loadings Attributable
 to the Atmospheric Deposition Pathway
21
3.
Typical Ambient Air Concentrations Mercury Species
28
Figures (Sections 1.4 - 1.7)
1.
Geographical Distribution of the Estimated Contributions to the
 1996 Atmospheric Deposition of Dioxin to Lake Superior
41
2.
Global Emissions of Mercury
42
3.
Trend in the Number of Advisories Issued for Various Pollutants
42
4.
Atmospheric Fate Precesses for Mercury
43
5.
Overall Transfer Coefficients for Mercury to Lake Superior
0
 during 1996 for Hg , Hg(II) and Hg(p)
43
6.
Overall Transfer Coefficients for Mercury to Each of the Great Lakes
 during 1996 for an Emissions Profile Typical of Coal-fired Utility Boilers
44
7.
Geographic Distribution of Total Mercury Emissions to the Atmosphere
 from United States and Canadian Anthropogenic Sources
44
8.
Annual Mercury Emissions from United States and Canadian sources
45
9.
Annual Per capita Mercury Emissions from United States and Canadian Sources
 (Aggregated Source Categories)
45
10. Annual Per-capita Mercury Emissions from United States and Canadian Sources
 (Detailed Source Categories)
45
11. Speciation Profile of Mercury Emissions from United States and Canadian
 Anthropogenic Sources
46
13