General Info

The Metro Wastewater Reclamation District is the wastewater treatment authority for most of metro Denver. It was formed by the Colorado state legislature in 1961 to provide wastewater transmission and treatment services to member municipalities and special connectors in compliance with federal, state and local laws. The Metro District serves about 1.5 million people in a 380-square-mile service area that includes Denver, Arvada, Aurora, Lakewood, Thornton, Westminster, and more than 45 sanitation and water and sanitation districts. The Metro District treats about 130 million gallons of wastewater a day and discharges the treated water into the South Platte River where it makes up nearly 90 percent of the river for nine months of the year.