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K. Wyat Appel
AMAD Staff Education:
- B.S. Meteorology, North Carolina State University, 1999
- M.S. Atmospheric Science, North Carolina State University, 2001
Professional Experience:
2004 - Present: Physical Scientist, U.S. Environmental Protection Agency, Research Triangle Park, NC
2002 - 2004: Meteorologist, North Carolina Division of Air Quality, Raleigh, NC
Publications:
Peer Reviewed Journal Articles
Appel, K.W., S.J. Roselle, R.C. Gilliam. Comparison of the Community Multiscale Air Quality (CMAQ) model v4.7 performance for the eastern United States using MM5 and WRF Meteorology, (in preparation).
Pinder, R.W., R.C. Gilliam, K.W. Appel, S.L. Napelenok, A.B. Gilliland. Efficient probabilistic estimates of surface ozone concentration using an ensemble of model configurations and direct sensitivity calculations, Environental Science & Technology, (in review).
Irwin, J.S., Civerolo, K., Hogrefe, C., Appel, K.W., Foley, K., Swall, J., 2008. A procedure for inter-comparing the skill of regional-scale air quality model simulations of daily maximum 8-hour ozone concentrations, Atmospheric Environment (2008), doi:10.1016/j.atmosenv.2008.02.046.
Appel, K.W., Bhave, P.V., Gilliland, A.B., Sarwar, G., Roselle, S.J., 2008. Evaluation of the Community Multiscale Air Quality (CMAQ) model version 4.5: Sensitivities impacting model performance; Part II - particulate matter, Atmospheric Environment (2008), doi:10.1016/j.atmosenv.2008.03.036.
Sarwar, G., Roselle, S.J., Mathur, R., Appel, K.W., Dennis, R.L., Vogel, B., 2007. A comparison of CMAQ HONO predictions with observations from the Northeast Oxidant and Particle Study. Atmospheric Environment (2008), doi:10.1016/j.atmosenv.2007.12.065.
Appel, K.W., Gilliand, A.B., Sarwar, G., Gilliam, R.C., 2007. Evaluation of the Community Multiscale Air Quality (CMAQ) model version 4.5: Sensitivities impacting model performance. Atmospheric Environment, doi:10.1016/j.atmosenvv.2007.08.044.
Gilliland, A., Appel, K.W., Pinder, R.W., Dennis, R., 2006. Seasonal NH3 emissions for the continental United States; inverse model estimation and evaluation. Atmospheric Environment 40, 4986-4998.
Conference Proceedings and Presentations
Appel, K.W. and Gilliam, R.C., 2008. Overview of the Atmospheric Model Evaluation Tool (AMET). 9th Conference on Air Quality Modeling, October 9-10, 2008, RTP, NC.
Appel, K.W. and Gilliam, R.C., 2008. A comparison of operational model performance of MM5 and WRF driven CMAQ v4.7 simulations. 7th Annual CMAS Models-3 Users’ Conference, October 6-8, 2008, Chapel Hill, NC.
Appel, K.W. and Gilliam, R.C., 2008. Overview of the Atmospheric Model Evaluation Tool (AMET). 7th Annual CMAS Models-3 Users’ Conference, October 6-8, 2008, Chapel Hill, NC.
Appel, K.W., Roselle, S.J., Gilliam, R.C., 2008. Analysis of the impact of meteorology on CMAQ predictions with MM5 and WRF. Joint session of the 15th joint conference on the applications of air pollution meteorology with the A&WMA and 10th conference on atmospheric chemistry, 88th annual AMS meeting, New Orleans, LA, January 21-25, 2008.
Pinder, R.W., Gilliland, A.B., Gilliam, R.C., Appel, K.W., 2007. Evaluating uncertainty predictions using an ensemble of CMAQ model configurations. 6th Annual CMAS Models-3 Users’ Conference, October 1-3, 2007, Chapel Hill, NC.
Appel, K.W., 2006. Effects of vertical-layer structure and boundary conditions on CMAQ – v4.5 and v4.6 model performance. 5th Annual CMAQ Models-3 Users’ Conference, October 16-18, 2006, Chapel Hill, NC.
Appel, K.W., Gilliland, A.B., Eder, B., 2005. A performance evaluation of the 2005 Release of Models-3 CMAQ. 4th Annual CMAS Models-3 Users’ Conference, September 26-28, 2005, Chapel Hill, NC.
Appel, K.W., Howard, S., Gilliam, R.C., Phillips, S., 2005. The Atmospheric Model Evaluation Tool (AMET): air quality module. 4th Annual CMAS Models-3 Users’ Conference, September 26-28, 2005, Chapel Hill, NC.
Appel, K.W., Gilliland, A.B., Eder, B., 2005. An annual evaluation of the 2005 release of Models-3 CMAQ.
NOAA-EPA Golden Jubilee Celebration Symposium on Air Quality Modeling and Its Applications, September 19-21, 2005, Durham, NC.