JANESVILLE WWTP - Advanced Wastewater Treatment in Black Hawk County, Iowa

JANESVILLE WWTP is a municipal wastewater treatment facility located in Black Hawk County, Iowa, United States. Serving a population of approximately 870, the plant is situated in a rural area and plays a key role in managing local wastewater for the community. The plant employs advanced treatment processes, exceeding the secondary treatment standard required by the U.S. Clean Water Act. With a designed capacity of 423.96 units and an average daily discharge of 355.83 units, the facility operates efficiently. As a U.S. plant, it is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Iowa Department of Natural Resources, ensuring compliance with water quality standards. The treated effluent is discharged into a local water body, ultimately contributing to the Mississippi River basin. The plant's advanced treatment helps protect downstream aquatic ecosystems and supports the ecological health of the region's waterways.

The plant discharges into a local water body that drains into the Cedar River, a tributary of the Iowa River, which flows into the Mississippi River. The Mississippi River basin supports diverse aquatic life and is a critical migratory corridor for fish and birds. Advanced treatment at this plant reduces nutrient and pollutant loads, helping to maintain water quality in the downstream environment.