International nonprofit scientific and educational society dedicated to the improvement of drinking water quality and supply. Founded in 1881, AWWA is the largest organization of water supply professionals in the world. Its members represent the full spectrum of the drinking water community: utility managers, treatment plant operators and managers, consulting engineers, scientists, environmentalists, manufacturers, academicians, regulators, and others who hold genuine interest in water supply and public health. Products include AWWA Standards, technical books, training programs, and conferences.