Fredonia WWTP - Advanced Wastewater Treatment in Town of Fredonia, Wisconsin

Fredonia WWTP is an advanced wastewater treatment facility located in the Town of Fredonia, Ozaukee County, Wisconsin. The plant serves a population of 2,081 and processes an average daily flow of 817.65 million gallons per year, with a designed capacity of 2,271.24 million gallons per year. As an advanced treatment plant, Fredonia WWTP goes beyond secondary treatment to remove nutrients and other pollutants, meeting stringent discharge standards. In the United States, such facilities operate under the Clean Water Act, with National Pollutant Discharge Elimination System (NPDES) permits issued by the Wisconsin Department of Natural Resources, ensuring compliance with water quality standards. The plant's treated effluent is discharged into the Lake Michigan watershed, a vital freshwater resource that supports diverse aquatic life and provides drinking water for millions. The plant's proximity to the lake underscores the importance of its advanced treatment in protecting this sensitive ecosystem from nutrient pollution and other contaminants.

Fredonia WWTP discharges into the Lake Michigan basin, part of the Great Lakes system, which ultimately drains to the Atlantic Ocean via the St. Lawrence River. Lake Michigan is a critical freshwater resource supporting diverse fish populations, including lake trout and whitefish, and serves as a major migratory corridor for birds. The plant's advanced treatment helps reduce nutrient loading, protecting the lake from eutrophication and harmful algal blooms.