BROOKFIELD Fox River WPCC - Brookfield, Wisconsin Wastewater Treatment Plant

The BROOKFIELD Fox River WPCC is a municipal wastewater treatment facility located in Brookfield, Wisconsin, serving a population of about 52,868. It is situated in Waukesha County and plays a key role in managing wastewater for this suburban community near Milwaukee. As a plant serving a medium-sized agglomeration, it operates under the U.S. Clean Water Act, which requires secondary treatment as a minimum standard. The designed capacity is 1.00 million gallons per day, indicating the plant's scale. Compliance with National Pollutant Discharge Elimination System (NPDES) permits is enforced by the Wisconsin Department of Natural Resources. The treated effluent is discharged into the Fox River, a tributary of the Illinois River, which ultimately drains into the Mississippi River and the Gulf of Mexico. The plant helps protect water quality in the Fox River watershed, supporting aquatic life and recreational uses downstream.

The plant discharges into the Fox River, which flows southward to the Illinois River and then to the Mississippi River, eventually reaching the Gulf of Mexico. This watershed supports diverse aquatic ecosystems and is important for regional biodiversity. The plant's operations help maintain water quality standards in the Fox River, which is used for recreation and as a habitat for fish and wildlife.