Association of Environmental Engineering and Science Professors (AEESP) Awards Committee Member, 2007
Association of Environmental Engineering and Science Professors (AEESP) Awards Chair, 2008—2010
Association of Environmental Engineering and Science Professors (AEESP), Board of Directors, 2010-2013
Association of Environmental Engineering and Science Professors (AEESP), Vice President, 2011-2012
Association of Environmental Engineering and Science Professors (AEESP), President-Elect, 2012-2013
Association of Environmental Engineering and Science Professors (AEESP), President, 2013-2014
External proposal review for Iowa Energy Center, March 15, 2001
Member proposal review panel, for U.S. Agency for International Development, February 26, 2002
External proposal review for Water Resources Research Institute of The University of North Carolina, November 27, 2002
Member proposal review panel, for U.S. Agency for International Development, March 27, 2003
Member Unsolicited Proposals Review Panel, for National Science Foundation, Environmental Engineering and Technology Program, December 15-16, 2003
External proposal review for National Science Foundation, Joint U.S. Mexico Program, March, 2005
External proposal review for National Science Foundation, NSF/USDA Microbial Interactions and Processes program, February, 2006
External proposal review for National Science Foundation, Environmental Engineering & Sustainability Cluster, Division of Chemical, Bioengineering, Environmental and Transport Systems (CBET), May, 2007
External proposal review for U.S. Agency for International Development, February, 2008
Member CAREER Proposal Review Panel, for National Science Foundation, Environmental Engineering and Sustainability Cluster, Division of Chemical, Bioengineering, Environmental and Transport Systems (CBET), September 28-29, 2009
Member Unsolicited Proposals Review Panel, for National Science Foundation, Environmental Engineering and Sustainability Cluster, Division of Chemical, Bioengineering, Environmental and Transport Systems (CBET), May 5-6, 2010