West Bend WWTP - Secondary Treatment Facility in West Bend, Iowa

West Bend WWTP is a municipal wastewater treatment plant located at 699 8th Street Southwest in West Bend, Iowa, United States. The facility serves a population of approximately 862 people in this rural community within Palo Alto County. The plant provides secondary treatment, a standard level required under the U.S. Clean Water Act for municipal wastewater. With a designed capacity of 794.93 thousand cubic meters and an annual discharge volume of 302.83 thousand cubic meters, the plant operates well within its capacity. As a U.S. facility, it operates under a National Pollutant Discharge Elimination System (NPDES) permit issued by the Iowa Department of Natural Resources, which sets effluent limits to protect water quality. The treated effluent from West Bend WWTP is discharged into local waterways that drain into the Des Moines River basin, ultimately reaching the Mississippi River. This watershed supports diverse aquatic life and provides water for downstream communities. The plant's secondary treatment helps reduce organic pollutants and suspended solids, contributing to the ecological health of the receiving waters.

West Bend WWTP discharges into local streams that flow into the Des Moines River, a major tributary of the Mississippi River. The Des Moines River basin supports a variety of fish and wildlife, including species such as walleye and channel catfish. The plant's secondary treatment helps maintain water quality in this agriculturally intensive region, reducing nutrient loads that could otherwise contribute to downstream hypoxia in the Gulf of Mexico.