Michael John McGuire (born June 29, 1947) is an American environmental engineer and writer whose career has focused on drinking water quality improvement. He has been recognized for his expertise in the control of trace organic and inorganic contaminants and microbial pathogens in water. He is also known for his work in the identification, control and treatment of taste and odor problems in drinking water. He has published numerous articles in professional journals and he has been the co-editor of five books and compilations of articles. He published a book that documented the first continuous disinfection of a drinking water supply in the U.S. With Marie S. Pearthree, he wrote a book on the corrosive water debacle in Tucson, Arizona in 1992-94. He has been active in the American Water Wor