Welcome to the Missouri American Water online tour of its Central Treatment Plant, located in Chesterfield, St. Louis County. This online tour is an interactive, 360-degree digital visit to the water treatment plant. It includes facts and information about the water treatment process, the plant itself, and the history of water treatment in St. Louis.

To request a password for access to the site, please fill out the form below. We will reach out within three business days to either confirm or deny 5-day access to the tour. Educators and industry professionals are encouraged to reach out.