Trends in Speciated Fine Particulate Matter and Visibility across Monitoring Networks in the Southeastern United States

References

• Regional Haze Regulations; Final Rule. Fed. Regist. 1999, 64, 35713-35774.
   Google Scholar
• PM2.5 Air Quality Trends Update 2002–2004. U.S. Environmental Protection Agency Web site; http://www.epa.gov/airtrends/pdfs/pm25dv20050824.pdf (accessed October 6, 2005).
   Google Scholar
• Malm, W.C.; Pitchford, M.L; Scruggs, M.; Sisler, J.F.; Ames, R.; Copeland, S.; Gebhart, K.; Day, D.E. Spatial and Seasonal Patterns and Temporal Variability of Haze and Its Constituents in the United States. Report; Cooperative Institute for Research in the Atmosphere: Fort Collins, CO, 2000.
   Google Scholar
• Particulate Matter (PM2.5) Speciation Guidance, Final Draft. U.S. Environmental Protection Agency Web site; http://www.epa.gov/ttn/amtic/files/ambient/pm25/spec/specfinl.pdf(accessed October 6, 2005)
   Google Scholar
• Hansen, D.A.; Edgerton, E.S.; Hartsell, B.E.; Jansen, J.J.; Kandasamy, K.; Hidy, G.M.; Blanchard, C.L. The Southeastern Aerosol Research and Characterization Study: Part 1. Overview; J. Air & Waste Manage. Assoc. 2003, 53, 1260-1471.
   Google Scholar
• Aerometric Information Retrieval System Database. U.S. Environmental Protection Agency Web site; http://www.epa.gov/ttn/airs/airsaqs/aqsweb/aqswebhome.htm (accessed October 6, 2005).
   Google Scholar
• Rao, V., Frank, N., Rush, A., Dimmick, F. Chemical Speciation of PM2.5 in Urban and Rural Areas in National Air Quality and Emissions Trends Report, 2003. U.S. Environmental Protection Agency Web site http://www.epa.gov/air/airtrends/aqtrnd03(accessed October 6, 2005).
   Google Scholar
• IMPROVE website, http://vistas.cira.colostate.edu/improve/ (accessed 2005).
   Google Scholar
• VIEWS website, http://vista.cira.colostate.edu/views/ (accessed 2005).
   Google Scholar
• SEARCH website, http://www.atmospheric-research.com/studies/SEARCH/ (accessed 2005).
   Google Scholar
• Guidance for Tracking Progress under the Regional Haze Program; EPA-54/B-03–004; U.S. Environmental Protection Agency: Washington, DC, 2003.
   Google Scholar
• Malm, W.C.; Sisler, J.F.; Huffman, D.; Eldred, R.A.; Cahill, T.A. Spatial and Seasonal Trends Is Particle Concentration and Optical Extinction in the United States; J. Geophys. Res. 1994, 99, 1347-1370.
   Google Scholar
• Malm, W.C.; Molenar, J.V.; Eldred, R.A.; Sisler, J.F. Examining the Relationship Among Atmospheric Aerosols and Light Scattering and Extinction in the Grand Canyon Area; J. Geophys. Res. 1996, 101, 19251-19265.
   Google Scholar
• Malm, W.C.; Day, D.E. Optical Properties of Aerosols at Grand Canyon National Park; Atmos. Environ. 2000, 34, 3373-3391.
   Google Scholar
• Malm, W.C.; Day, D.E.; Kreidenweis, S.M. Light Scattering Characteristics of Aerosols as a Function of Relative Humidity: Part i-a Comparison of Measured Scattering and Aerosol Concentrations Using the Theroretical Models; J. Air & Waste Manage. Assoc. 2000, 50, 686-700.
   Google Scholar
• Hand, J.L.; Malm, W.C. Review of the IMPROVE Equation for Estimating Ambient Light Extinction Coefficients; available at http://vista.cira.colostate.edu/improve/Publications/GrayLit/016_IMPROVEeqReview/IMPROVEeqReview.htm (accessed October 6, 2005).
   Google Scholar
• Ryan, P.A.; Lowenthal, D.; Kumar, N. Improved Light Extinction Reconstruction Interagency Monitoring of Protected Visual Environments; J. Air & Waste Manage. Assoc. 2005, 55, 1751-1759.
   Google Scholar
• Blanchard, C.L.; Hidy, G.M. Effects of Changes in Sulfate, Ammonia, and Nitric Acid on Particulate Nitrate Concentrations in the Southeastern United States; J. Air & Waste Manage. Assoc. 2003, 53, 283-290.
   Google Scholar
• Analysis of Visibility and Particulate Data within the VISTAS Region; Air Resource Specialists, Inc.; available at ftp://ftp.air-resource.com/VISTAS (accessed October 6, 2005).
   Google Scholar
• Tombach, I.; Brewer, P. Natural Background Visibility and Regional Haze Goals in the Southeastern United States; J. Air & Waste Manag. Assoc. 2005, 55, 1600-1620.
   Google Scholar
• Morris, R.E.; Kou, B.; Guenther, A.; McNally, D.E.; Tesche, T.W.; Tonnessen, G.; Boylan, J.W.; Brewer, P. Model Sensitivity Evaluation for Organic Carbon Using Two Multi-Pollutant Air Quality Models that Simulate Regional Haze in the Southeastern United States; Atmos. Environ. In press.
   Google Scholar
• Yu, X-Y.; Lee, T.; Ayres, B.; Kreidenweis, S.M.; Malm, W.; Collett, J.L. Loss of Fine Particle Ammonium from Denuded Nylon Filters; Atmos. Environ. Submitted for publication.
   Google Scholar
• Watson, J. Visibility: Science and Regulation; J. Air & Waste Manage. Assoc. 2002, 52, 626-713.
   Google Scholar
• Turpin, B.J.; Lim, H-J. Species Contributions to PM2.5 Mass Concentrations: Revisiting Common Assumptions for Estimating Organic Mass; Aerosol Sci. Tech. 2001, 35, 602-610.
   Google Scholar
• McMeeking G.R.; Kreidenweis, S.M.; Carrico, C.M.; Lee, T.; Collett, J.L., Jr.; Malm, W.C. Observations of Smoke-Influenced Aerosol during the Yosemite Aerosol Characterization Study: Size Distributions and Chemical Composition; J. Geophys. Res. 2005, 110, D09206.
   Google Scholar
• Zheng, M.; Cass, G.R.; Schauer, J.J.; Edgerton, E.S; Environ. Sci. Tech. 2002, 36, 2361-2371.
   Google Scholar
• Edgerton, E.S.; Hartsell, B.E.; Jansen, J.J. Natural Sources of PM2.5 and PMcoarse Observed in the SEARCH Network. Presented at the Regional and Global Perspectives on Haze: Causes, Consequences and Controversies. Visibility Specialty Conference; Air & Waste Management Association, Asheville, NC, October 25-29, 2004.
   Google Scholar
• Tanner, R.L.; Parkhurst, W.J.; McNichol, A.P. Fossil Sources of Ambient Aerosol Carbon Based on 14C Measurements; Aerosol Sci. Tech. 2004, 38, 133-139.
   Google Scholar
• Tanner, R.L.; Zheng, M.; Lin, K.; Schauer, J.J.; McNichol, A.P. Source Contributions to the Organic Aerosol Fraction in the Tennessee Valley: Seasonal and Urban-Rural Differences. Presentated at American Association of Aerosol Research International Specialty Conference, Particulate Matter: Supersites Program and Related Studies; American Association of Aerosol Research, Atlanta, GA, February, 7–11, 2005.
   Google Scholar