Education

• Ph.D., Civil and Environmental Engineering, University of Wisconsin, 1999
• M.S., Civil and Environmental Engineering, University of Wisconsin, 1992
• M.S., Water Resources Management, University of Wisconsin, 1992
• B.S., Engineering Physics, University of Maine, 1987

Use of gas-permeable membranes in biological treatment processes, aerobic and anaerobic bioremediation of soils and groundwaters contaminated with chlorinated solvents, optimization of biofilm treatment processes, contaminant fate and transport modeling.

1. Gamboa, Y.P. and L.W. Clapp (2013). Characterization of brackish groundwater desalination concentrate discharge impacts on water quality in a Texas coastal area. In Environmental Sustainability Issues in the South Texas – Mexico Border Region (D. Ramirez, J. Ren, K. Jones, and H. Lamm, Eds.). Springer 
2. Saleh, N., Bandyopadhyay, A., Kavathekar, A., Patel, K., and Clapp, L.W. (2009). "Membrane-Delivered Ethene to Stimulate Microbial Degradation of DCE." International Journal of Soil, Sediment and Water.3(2). 
3. Ma, X., Hozalski, R.M., Clapp, L.W., Novak, P.J., and Semmens, M.J. (2006). "Comparison of continuous and pulsed hydrogen addition via hollow-fiber membranes to support reductive dechlorination in a soil column." Water Research. 40: 1155-1166. 
4. Edstrom, J.A., Semmens, M.J., Hozalski, R.M., Clapp, L.W., and Novak, P.J. (2005). "Stimulation of dechlorination by membrane-delivered hydrogen: Small field demonstration." Environmental Engineering Science.22: 281-293. 
5. Clapp, L.W., Hozalski, R.M., Novak, P.J., and Semmens, M.J. (2004). "Model for in situ perchloroethene dechlorination via membrane-delivered hydrogen." Journal of Environmental Engineering.130: 1367-1381. 
6. Fang, Y., Clapp, L.W., Hozalski, R.M., Novak, P.J., Semmens, M.J. (2004). "Membrane gas transfer under conditions of creeping flow: Modeling gas composition effects." Water Research.38: 2489-2498. 
7. Ma, X., Hozalski, R.M., Clapp, L.W., Novak, P.J., and Semmens, M.J. (2003). "Evaluation of polyethylene hollow-fiber membranes for hydrogen delivery to support reductive dechlorination in a soil column." Water Research. 37:2905-2918. 
8. Roggy, D.K., Novak, P.J., Hozalski, R.M., Clapp, L.W., and Semmens, M.J. (2002). "Membrane gas transfer for groundwater remediation: Chemical and biological fouling." Environmental Engineering Science.19:563-574. 
9. Noguera, D.R., Pizarro, G., Clapp, L.W. (2000). "Mathematical modeling of trichloroethylene degradation in membrane-attached methanotrophic biofilms.” Water Science & Technology, vol. 40, no. 6, pp. 78-81. 

Professional Affiliations

• Member, American Society for Microbiology, American Chemical Society and Association of Environmental Engineering and Science Professors

Contact

Phone: 361-593-4007

Email: lee.clapp@tamuk.edu

Office: EC 370