The focus of the Technology 2005 conference is (but is not limited to): Plant design, hydraulics and construction; Rehabilitation and upgrading of facilities, wastewater treatment including aerobic and anaerobic systems, nutrient removal, odor, and volatile organic compound control; technological responses to emerging contaminants of concern such as endocrine disruptors, new technologies for pretreatment and pollution prevention; recent developments in monitoring and detection; technologies for use in rural and developing locations; and energy efficient/alternative energy based technologies and systems. The sponsors are particularly interested in providing a forum for sharing information on state-of-the art practices with potential applications in the United States.