Dr. Mark LeChevallier

Mark W. LeChevallier is Vice President and Chief Environmental Officer for American Water, the largest publicly traded U.S. water and wastewater utility company. In this role, Dr. LeChevallier directs a staff of 18 for both the research and environmental compliance programs for American Water, including the development of environmental management plans for more than 1,000 operating centers, environmental audits to ensure compliance, development of a national cross connection control program for American Water, and implementation of environmental stewardship and greenhouse gas control programs. Dr. LeChevallier has been with American Water for more than 20 years.

Dr. LeChevallier currently serves as the chair of the American Water Works Association (AWWA) Water Science and Research Division, and chair of the AWWA Total Coliform Rule Technical Action Workgroup. He is a negotiator representing the National Association of Water Companies on the USEPA Federal Advisory Committee for revisions to the Total Coliform Rule and development of the Distribution System Rule. He is the distribution system section editor for the Journal of the AWWA and a member of the Research Advisory Committee for the WateReuse Research Foundation. He was a member of the Distribution System Committee for the National Academy of Science, National Research Council. He has served on a variety of professional committees and is the past-chair of Division Q of the American Society for Microbiology, and a past member of the Applied and Environmental Microbiology editorial board. He has served several terms as a member and subgroup chair of the AWWA Research Foundation Research Advisory Committee and is currently a member of the Strategic Initiative group that is directing $5 million, 5-year program on distribution system research. He has been an active participant in a number of USEPA committees, the Disinfection By-Product Council Technical Advisory Group, the STAR peer review panel, and the Drinking Water Advisory Committee. He is a member of the AWWA, the American Society for Microbiology, the World Health Organization drinking water revision committee, the International UV Association, and the International Water Quality Association.

Dr. LeChevallier received his bachelor’s and master’s degrees in Microbiology from Oregon State University. He worked as a Research Associate at Montana State University where he received his doctorate in Microbiology in 1985.

Research areas have included bacterial regrowth, disinfection of biofilms, corrosion, bacterial nutrients, AOC measurement techniques, biological treatment, Mycobacterium, microbial recovery and identification, modeling and impact of pressure transients on water quality, and detection, treatment and survival of Giardia and Cryptosporidium. He has authored or coauthored over 100 research papers, most in peer-reviewed journals. Several of his papers have received awards from the American Water Works Association for outstanding contributions to the science of water treatment. He was the recipient of the George Warren Fuller award in 1997 from the New Jersey section of the American Water Works Association (AWWA), and is a fellow of the American Academy of Microbiology. Dr. LeChevallier has been the principal investigator or co-investigator on over 60 research grants totaling nearly $27 million from the US Environmental Protection Agency, AWWA, AWWA Research Foundation, WateReuse Foundation and state agencies.

Dr. LeChevallier received the 2012 Abel Wolman Award of Excellence from the AWWA, one of the industry’s highest honors recognizing those whose careers in the water works industry exemplify vision, creativity, and excellent professional performance characteristic of Abel Wolman's long and productive career. He was also named by Public Works magazine as a 2005 Trendsetters to “recognize leaders in the public works community who have defined policy, brought their community or an issue into the spotlight, or set the standard within the industry.”

Dr. LeChevallier is a frequent speaker at regional, national and international conferences. He has provided consulting services to a number of water utilities on issues dealing with biofilms, coliform monitoring, disinfection and chloramination, Giardia and Cryptosporidium, and corrosion control.